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_label45.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 17:34:09,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 17:34:09,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 17:34:09,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 17:34:09,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 17:34:09,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 17:34:09,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 17:34:09,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 17:34:09,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 17:34:09,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 17:34:09,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 17:34:09,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 17:34:09,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 17:34:09,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 17:34:09,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 17:34:09,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 17:34:09,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 17:34:09,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 17:34:09,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 17:34:09,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 17:34:09,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 17:34:09,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 17:34:09,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 17:34:09,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 17:34:09,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 17:34:09,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 17:34:09,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 17:34:09,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 17:34:09,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 17:34:09,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 17:34:09,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 17:34:09,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 17:34:09,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 17:34:09,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 17:34:09,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 17:34:09,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 17:34:09,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 17:34:09,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 17:34:09,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 17:34:09,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 17:34:09,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 17:34:09,331 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 17:34:09,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 17:34:09,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 17:34:09,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 17:34:09,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 17:34:09,363 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 17:34:09,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 17:34:09,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 17:34:09,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 17:34:09,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 17:34:09,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 17:34:09,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 17:34:09,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 17:34:09,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 17:34:09,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 17:34:09,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 17:34:09,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 17:34:09,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 17:34:09,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 17:34:09,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 17:34:09,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 17:34:09,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 17:34:09,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 17:34:09,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 17:34:09,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 17:34:09,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 17:34:09,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 17:34:09,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 17:34:09,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 17:34:09,368 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 17:34:09,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 17:34:09,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 17:34:09,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 17:34:09,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 17:34:09,413 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 17:34:09,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label45.c [2019-09-05 17:34:09,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d47f202c/df542fe051d04e6a98b3a5db1062275e/FLAGe192e1945 [2019-09-05 17:34:10,421 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 17:34:10,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label45.c [2019-09-05 17:34:10,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d47f202c/df542fe051d04e6a98b3a5db1062275e/FLAGe192e1945 [2019-09-05 17:34:10,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d47f202c/df542fe051d04e6a98b3a5db1062275e [2019-09-05 17:34:10,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 17:34:10,813 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 17:34:10,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 17:34:10,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 17:34:10,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 17:34:10,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:34:10" (1/1) ... [2019-09-05 17:34:10,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122e0d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:10, skipping insertion in model container [2019-09-05 17:34:10,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:34:10" (1/1) ... [2019-09-05 17:34:10,829 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 17:34:11,078 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 17:34:13,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:34:13,434 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 17:34:14,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:34:14,745 INFO L192 MainTranslator]: Completed translation [2019-09-05 17:34:14,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14 WrapperNode [2019-09-05 17:34:14,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 17:34:14,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 17:34:14,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 17:34:14,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 17:34:14,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:14,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:14,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:14,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:15,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:15,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:15,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (1/1) ... [2019-09-05 17:34:15,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 17:34:15,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 17:34:15,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 17:34:15,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 17:34:15,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:14" (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 17:34:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 17:34:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 17:34:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-05 17:34:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-09-05 17:34:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-09-05 17:34:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-09-05 17:34:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-09-05 17:34:15,319 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-09-05 17:34:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-09-05 17:34:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-09-05 17:34:15,320 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 17:34:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-05 17:34:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-09-05 17:34:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-09-05 17:34:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-09-05 17:34:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-09-05 17:34:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-09-05 17:34:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-09-05 17:34:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 17:34:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 17:34:23,366 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 17:34:23,366 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 17:34:23,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:34:23 BoogieIcfgContainer [2019-09-05 17:34:23,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 17:34:23,369 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 17:34:23,370 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 17:34:23,370 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 17:34:23,371 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:34:23" (1/1) ... [2019-09-05 17:34:23,372 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 17:34:23,395 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 17:34:23,395 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 17:34:23,415 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 17:34:23,425 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 17:34:23,427 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 17:34:23,512 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs [2019-09-05 17:39:14,917 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 68 for LOIs [2019-09-05 17:39:27,302 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 94 for LOIs [2019-09-05 17:39:42,290 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 94 for LOIs [2019-09-05 17:39:57,032 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 94 for LOIs [2019-09-05 17:40:11,344 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output5 with input of size 94 for LOIs [2019-09-05 17:40:26,700 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output6 with input of size 94 for LOIs [2019-09-05 17:40:41,475 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output7 with input of size 94 for LOIs [2019-09-05 17:40:56,027 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output8 with input of size 94 for LOIs [2019-09-05 17:41:12,511 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 17:41:12,511 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 17:41:12,513 INFO L193 IcfgInterpreter]: Reachable states at location calculate_output8Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 50220#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 10 ~a2~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= ~a2~0 10) (<= 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) (<= 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) (<= 6 ~a12~0)) [2019-09-05 17:41:12,543 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 17:41:12,543 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 17:41:12,546 INFO L168 Benchmark]: Toolchain (without parser) took 421731.82 ms. Allocated memory was 178.8 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 137.9 MB in the beginning and 1.1 GB in the end (delta: -982.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,547 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3932.15 ms. Allocated memory was 178.8 MB in the beginning and 285.2 MB in the end (delta: 106.4 MB). Free memory was 137.9 MB in the beginning and 153.7 MB in the end (delta: -15.8 MB). Peak memory consumption was 192.7 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,549 INFO L168 Benchmark]: Boogie Preprocessor took 508.16 ms. Allocated memory is still 285.2 MB. Free memory was 153.7 MB in the beginning and 94.4 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,550 INFO L168 Benchmark]: RCFGBuilder took 8113.72 ms. Allocated memory was 285.2 MB in the beginning and 634.9 MB in the end (delta: 349.7 MB). Free memory was 94.4 MB in the beginning and 479.9 MB in the end (delta: -385.5 MB). Peak memory consumption was 346.2 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,551 INFO L168 Benchmark]: Sifa took 409174.01 ms. Allocated memory was 634.9 MB in the beginning and 3.5 GB in the end (delta: 2.9 GB). Free memory was 479.9 MB in the beginning and 1.1 GB in the end (delta: -641.0 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-09-05 17:41:12,559 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 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3932.15 ms. Allocated memory was 178.8 MB in the beginning and 285.2 MB in the end (delta: 106.4 MB). Free memory was 137.9 MB in the beginning and 153.7 MB in the end (delta: -15.8 MB). Peak memory consumption was 192.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 508.16 ms. Allocated memory is still 285.2 MB. Free memory was 153.7 MB in the beginning and 94.4 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8113.72 ms. Allocated memory was 285.2 MB in the beginning and 634.9 MB in the end (delta: 349.7 MB). Free memory was 94.4 MB in the beginning and 479.9 MB in the end (delta: -385.5 MB). Peak memory consumption was 346.2 MB. Max. memory is 7.1 GB. * Sifa took 409174.01 ms. Allocated memory was 634.9 MB in the beginning and 3.5 GB in the end (delta: 2.9 GB). Free memory was 479.9 MB in the beginning and 1.1 GB in the end (delta: -641.0 MB). Peak memory consumption was 2.3 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]: 409119, ICFG_INTERPRETER_ENTERED_PROCEDURES: 10, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26444, DAG_INTERPRETER_EARLY_EXITS: 1462, TOOLS_POST_APPLICATIONS: 24889, TOOLS_POST_TIME[ms]: 16294, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 263, TOOLS_POST_RETURN_APPLICATIONS: 33, TOOLS_POST_RETURN_TIME[ms]: 159, TOOLS_QUANTIFIERELIM_TIME[ms]: 12479, FLUID_QUERY_TIME[ms]: 221, FLUID_QUERIES: 26448, FLUID_YES_ANSWERS: 16915, DOMAIN_JOIN_APPLICATIONS: 8336, DOMAIN_JOIN_TIME[ms]: 16226, DOMAIN_ALPHA_APPLICATIONS: 16915, DOMAIN_ALPHA_TIME[ms]: 343516, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 52, DOMAIN_ISSUBSETEQ_TIME[ms]: 159, DOMAIN_ISBOTTOM_APPLICATIONS: 11038, DOMAIN_ISBOTTOM_TIME[ms]: 29966, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 291394, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 291393, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 33, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 291365, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 116, REGEX_TO_DAG_TIME[ms]: 24, DAG_COMPRESSION_TIME[ms]: 817, DAG_COMPRESSION_PROCESSED_NODES: 102173, DAG_COMPRESSION_RETAINED_NODES: 13344 - UnprovableResult [Line: 11069]: 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 50220#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 10 ~a2~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= ~a2~0 10) (<= 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) (<= 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) (<= 6 ~a12~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...