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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem04_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:54:43,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:54:43,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:54:43,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:54:43,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:54:43,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:54:43,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:54:43,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:54:43,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:54:43,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:54:43,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:54:43,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:54:43,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:54:43,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:54:43,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:54:43,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:54:43,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:54:43,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:54:43,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:54:43,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:54:43,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:54:43,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:54:43,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:54:43,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:54:43,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 00:54:43,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 00:54:43,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 00:54:43,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 00:54:43,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 00:54:43,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 00:54:43,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:54:43,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:54:43,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:54:43,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:54:43,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:54:43,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:54:43,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:54:43,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:54:43,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:54:43,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:54:43,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:54:43,241 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 [2019-10-14 00:54:43,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:54:43,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:54:43,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:54:43,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:54:43,277 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:54:43,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:54:43,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:54:43,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:54:43,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:54:43,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:54:43,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:54:43,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:54:43,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:54:43,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:54:43,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:54:43,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:54:43,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:54:43,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:54:43,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:54:43,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:54:43,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:54:43,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:54:43,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:54:43,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 00:54:43,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:54:43,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:54:43,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:54:43,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:54:43,570 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:54:43,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label22.c [2019-10-14 00:54:43,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfaa2a6c/7a40c2fed6a341fcba6b075b949cdda7/FLAGb6874b3e0 [2019-10-14 00:54:44,473 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:54:44,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label22.c [2019-10-14 00:54:44,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfaa2a6c/7a40c2fed6a341fcba6b075b949cdda7/FLAGb6874b3e0 [2019-10-14 00:54:45,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfaa2a6c/7a40c2fed6a341fcba6b075b949cdda7 [2019-10-14 00:54:45,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:54:45,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:54:45,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:54:45,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:54:45,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:54:45,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:54:45" (1/1) ... [2019-10-14 00:54:45,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@665abbeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:45, skipping insertion in model container [2019-10-14 00:54:45,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:54:45" (1/1) ... [2019-10-14 00:54:45,049 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:54:45,198 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:54:46,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:54:46,891 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:54:47,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:54:47,544 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:54:47,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47 WrapperNode [2019-10-14 00:54:47,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:54:47,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:54:47,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:54:47,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:54:47,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (1/1) ... [2019-10-14 00:54:47,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:54:47,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:54:47,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:54:47,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:54:47,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:54:47" (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 [2019-10-14 00:54:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:54:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:54:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 00:54:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-10-14 00:54:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-10-14 00:54:47,865 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-10-14 00:54:47,866 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:54:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 00:54:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-10-14 00:54:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-10-14 00:54:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-10-14 00:54:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:54:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:54:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 00:54:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:54:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:54:47,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:54:52,686 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:54:52,686 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 00:54:52,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:54:52 BoogieIcfgContainer [2019-10-14 00:54:52,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:54:52,690 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 00:54:52,691 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 00:54:52,691 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 00:54:52,692 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:54:52" (1/1) ... [2019-10-14 00:54:52,693 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 00:54:52,716 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 00:54:52,716 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 00:54:52,729 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 00:54:52,738 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 00:54:52,739 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 00:54:53,023 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 103 for LOIs [2019-10-14 00:54:56,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 58 [2019-10-14 00:54:56,738 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 58 [2019-10-14 00:54:56,909 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 58 [2019-10-14 00:55:03,343 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 90 for LOIs [2019-10-14 00:55:05,435 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 76 for LOIs [2019-10-14 00:55:08,415 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 105 for LOIs [2019-10-14 00:55:10,828 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 109 for LOIs [2019-10-14 00:55:11,740 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 58 [2019-10-14 00:55:11,987 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 58 [2019-10-14 00:55:12,254 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 00:55:12,254 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 00:55:12,256 INFO L193 IcfgInterpreter]: Reachable states at location calculate_output4Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 63989#(and (<= 1 ~a3~0) (= ~a28~0 16) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (= 16 ~a4~0) (<= ~a~0 1) (<= ~d~0 4) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (<= 16 ~a4~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (<= 19 ~a26~0) (= 1 ~a3~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 24 ~x~0) (<= 18 ~a14~0) (<= ~a14~0 18) (<= ~a26~0 19) (= ~a14~0 18) (<= ~b~0 2) (<= 21 ~u~0) (<= |calculate_output4_#in~input| 6) (not (= 1 ~a7~0)) (= ~a25~0 1) (<= 23 ~w~0) (= ~a26~0 19) (<= ~w~0 23) (<= ~a4~0 16) (<= ~a28~0 16) (<= 5 ~e~0) (<= 16 ~a28~0) (= 1 ~a1~0) (<= 1 ~a25~0) (<= ~a3~0 1) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= 2 ~b~0) (<= 4 ~d~0) (<= ~a1~0 1) (<= ~e~0 5)) [2019-10-14 00:55:12,269 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 00:55:12,269 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 00:55:12,272 INFO L168 Benchmark]: Toolchain (without parser) took 27236.65 ms. Allocated memory was 138.4 MB in the beginning and 1.1 GB in the end (delta: 922.7 MB). Free memory was 88.2 MB in the beginning and 416.3 MB in the end (delta: -328.1 MB). Peak memory consumption was 594.7 MB. Max. memory is 7.1 GB. [2019-10-14 00:55:12,272 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 138.4 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 00:55:12,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2509.86 ms. Allocated memory was 138.4 MB in the beginning and 254.3 MB in the end (delta: 115.9 MB). Free memory was 87.8 MB in the beginning and 169.5 MB in the end (delta: -81.8 MB). Peak memory consumption was 117.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:55:12,274 INFO L168 Benchmark]: Boogie Preprocessor took 254.81 ms. Allocated memory is still 254.3 MB. Free memory was 169.5 MB in the beginning and 140.3 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:55:12,275 INFO L168 Benchmark]: RCFGBuilder took 4889.89 ms. Allocated memory was 254.3 MB in the beginning and 401.1 MB in the end (delta: 146.8 MB). Free memory was 140.3 MB in the beginning and 304.6 MB in the end (delta: -164.4 MB). Peak memory consumption was 240.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:55:12,276 INFO L168 Benchmark]: Sifa took 19578.61 ms. Allocated memory was 401.1 MB in the beginning and 1.1 GB in the end (delta: 660.1 MB). Free memory was 304.6 MB in the beginning and 416.3 MB in the end (delta: -111.6 MB). Peak memory consumption was 548.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:55:12,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 138.4 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2509.86 ms. Allocated memory was 138.4 MB in the beginning and 254.3 MB in the end (delta: 115.9 MB). Free memory was 87.8 MB in the beginning and 169.5 MB in the end (delta: -81.8 MB). Peak memory consumption was 117.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 254.81 ms. Allocated memory is still 254.3 MB. Free memory was 169.5 MB in the beginning and 140.3 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4889.89 ms. Allocated memory was 254.3 MB in the beginning and 401.1 MB in the end (delta: 146.8 MB). Free memory was 140.3 MB in the beginning and 304.6 MB in the end (delta: -164.4 MB). Peak memory consumption was 240.2 MB. Max. memory is 7.1 GB. * Sifa took 19578.61 ms. Allocated memory was 401.1 MB in the beginning and 1.1 GB in the end (delta: 660.1 MB). Free memory was 304.6 MB in the beginning and 416.3 MB in the end (delta: -111.6 MB). Peak memory consumption was 548.5 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]: 19540, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2293, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2281, TOOLS_POST_TIME[ms]: 764, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 57, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2298, TOOLS_QUANTIFIERELIM_TIME[ms]: 546, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 32, FLUID_QUERIES: 2295, FLUID_YES_ANSWERS: 1574, DOMAIN_JOIN_APPLICATIONS: 759, DOMAIN_JOIN_TIME[ms]: 4978, DOMAIN_ALPHA_APPLICATIONS: 1574, DOMAIN_ALPHA_TIME[ms]: 12023, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 48, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 751, DOMAIN_ISBOTTOM_TIME[ms]: 995, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10300, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10299, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10306, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10306, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 74, REGEX_TO_DAG_TIME[ms]: 13, DAG_COMPRESSION_TIME[ms]: 307, DAG_COMPRESSION_PROCESSED_NODES: 37636, DAG_COMPRESSION_RETAINED_NODES: 1561 - UnprovableResult [Line: 4796]: 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 63989#(and (<= 1 ~a3~0) (= ~a28~0 16) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (= 16 ~a4~0) (<= ~a~0 1) (<= ~d~0 4) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (<= 16 ~a4~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (<= 19 ~a26~0) (= 1 ~a3~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 24 ~x~0) (<= 18 ~a14~0) (<= ~a14~0 18) (<= ~a26~0 19) (= ~a14~0 18) (<= ~b~0 2) (<= 21 ~u~0) (<= |calculate_output4_#in~input| 6) (not (= 1 ~a7~0)) (= ~a25~0 1) (<= 23 ~w~0) (= ~a26~0 19) (<= ~w~0 23) (<= ~a4~0 16) (<= ~a28~0 16) (<= 5 ~e~0) (<= 16 ~a28~0) (= 1 ~a1~0) (<= 1 ~a25~0) (<= ~a3~0 1) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= 2 ~b~0) (<= 4 ~d~0) (<= ~a1~0 1) (<= ~e~0 5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...