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_label19.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 17:20:02,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 17:20:02,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 17:20:02,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 17:20:02,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 17:20:02,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 17:20:02,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 17:20:02,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 17:20:02,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 17:20:02,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 17:20:02,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 17:20:02,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 17:20:02,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 17:20:02,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 17:20:02,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 17:20:02,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 17:20:02,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 17:20:02,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 17:20:02,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 17:20:02,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 17:20:02,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 17:20:02,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 17:20:02,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 17:20:02,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 17:20:02,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 17:20:02,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 17:20:02,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 17:20:02,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 17:20:02,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 17:20:02,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 17:20:02,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 17:20:02,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 17:20:02,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 17:20:02,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 17:20:02,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 17:20:02,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 17:20:02,850 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 17:20:02,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 17:20:02,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 17:20:02,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 17:20:02,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 17:20:02,880 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 17:20:02,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 17:20:02,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 17:20:02,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 17:20:02,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 17:20:02,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 17:20:02,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 17:20:02,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 17:20:02,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 17:20:02,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 17:20:02,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 17:20:02,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 17:20:02,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 17:20:02,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 17:20:02,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 17:20:02,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 17:20:02,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 17:20:02,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 17:20:02,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 17:20:02,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 17:20:02,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 17:20:02,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 17:20:02,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 17:20:02,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 17:20:02,887 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 17:20:02,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 17:20:02,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 17:20:02,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 17:20:02,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 17:20:02,967 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 17:20:02,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label19.c [2019-09-05 17:20:03,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b60aacfc/3ae0cdbbb30540fe963424d01899d110/FLAGed9b51db8 [2019-09-05 17:20:04,056 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 17:20:04,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label19.c [2019-09-05 17:20:04,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b60aacfc/3ae0cdbbb30540fe963424d01899d110/FLAGed9b51db8 [2019-09-05 17:20:04,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b60aacfc/3ae0cdbbb30540fe963424d01899d110 [2019-09-05 17:20:04,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 17:20:04,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 17:20:04,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 17:20:04,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 17:20:04,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 17:20:04,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:20:04" (1/1) ... [2019-09-05 17:20:04,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766deda0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:04, skipping insertion in model container [2019-09-05 17:20:04,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:20:04" (1/1) ... [2019-09-05 17:20:04,389 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 17:20:04,618 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 17:20:07,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:20:07,113 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 17:20:08,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:20:08,451 INFO L192 MainTranslator]: Completed translation [2019-09-05 17:20:08,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08 WrapperNode [2019-09-05 17:20:08,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 17:20:08,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 17:20:08,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 17:20:08,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 17:20:08,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (1/1) ... [2019-09-05 17:20:08,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 17:20:08,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 17:20:08,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 17:20:08,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 17:20:08,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:20:08" (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 17:20:08,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 17:20:08,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 17:20:08,965 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-05 17:20:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-09-05 17:20:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-09-05 17:20:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-09-05 17:20:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-09-05 17:20:08,966 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-09-05 17:20:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-09-05 17:20:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-09-05 17:20:08,967 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 17:20:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-05 17:20:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-09-05 17:20:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-09-05 17:20:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-09-05 17:20:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-09-05 17:20:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-09-05 17:20:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-09-05 17:20:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-09-05 17:20:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 17:20:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 17:20:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-05 17:20:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 17:20:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 17:20:08,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 17:20:17,253 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 17:20:17,253 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 17:20:17,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:20:17 BoogieIcfgContainer [2019-09-05 17:20:17,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 17:20:17,257 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 17:20:17,257 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 17:20:17,257 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 17:20:17,258 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:20:17" (1/1) ... [2019-09-05 17:20:17,259 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 17:20:17,283 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 17:20:17,283 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 17:20:17,310 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 17:20:17,321 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 17:20:17,322 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 17:20:17,411 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs [2019-09-05 17:25:18,146 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 68 for LOIs [2019-09-05 17:25:30,788 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 94 for LOIs [2019-09-05 17:25:46,315 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 94 for LOIs [2019-09-05 17:26:01,488 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 94 for LOIs [2019-09-05 17:26:16,140 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output5 with input of size 94 for LOIs [2019-09-05 17:26:31,886 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output6 with input of size 94 for LOIs [2019-09-05 17:26:46,958 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output7 with input of size 94 for LOIs [2019-09-05 17:27:01,878 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output8 with input of size 94 for LOIs [2019-09-05 17:27:18,927 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 17:27:18,928 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 17:27:18,930 INFO L193 IcfgInterpreter]: Reachable states at location calculate_output8Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 50425#(and (<= 9 ~a2~0) (<= ~b~0 2) (<= 1 ~a27~0) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a9~0 16) (<= ~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) (<= ~a2~0 9) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= 16 ~a9~0) (<= |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 17:27:18,946 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 17:27:18,946 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 17:27:18,949 INFO L168 Benchmark]: Toolchain (without parser) took 434576.11 ms. Allocated memory was 180.9 MB in the beginning and 3.6 GB in the end (delta: 3.5 GB). Free memory was 139.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2019-09-05 17:27:18,950 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 137.9 MB. Free memory is still 102.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 17:27:18,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4080.54 ms. Allocated memory was 180.9 MB in the beginning and 294.1 MB in the end (delta: 113.2 MB). Free memory was 139.5 MB in the beginning and 176.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. [2019-09-05 17:27:18,952 INFO L168 Benchmark]: Boogie Preprocessor took 435.85 ms. Allocated memory is still 294.1 MB. Free memory was 176.3 MB in the beginning and 118.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 7.1 GB. [2019-09-05 17:27:18,953 INFO L168 Benchmark]: RCFGBuilder took 8366.12 ms. Allocated memory was 294.1 MB in the beginning and 647.0 MB in the end (delta: 352.8 MB). Free memory was 118.8 MB in the beginning and 261.7 MB in the end (delta: -142.9 MB). Peak memory consumption was 281.7 MB. Max. memory is 7.1 GB. [2019-09-05 17:27:18,954 INFO L168 Benchmark]: Sifa took 421689.73 ms. Allocated memory was 647.0 MB in the beginning and 3.6 GB in the end (delta: 3.0 GB). Free memory was 261.7 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-09-05 17:27:18,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 137.9 MB. Free memory is still 102.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4080.54 ms. Allocated memory was 180.9 MB in the beginning and 294.1 MB in the end (delta: 113.2 MB). Free memory was 139.5 MB in the beginning and 176.3 MB in the end (delta: -36.8 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 435.85 ms. Allocated memory is still 294.1 MB. Free memory was 176.3 MB in the beginning and 118.8 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8366.12 ms. Allocated memory was 294.1 MB in the beginning and 647.0 MB in the end (delta: 352.8 MB). Free memory was 118.8 MB in the beginning and 261.7 MB in the end (delta: -142.9 MB). Peak memory consumption was 281.7 MB. Max. memory is 7.1 GB. * Sifa took 421689.73 ms. Allocated memory was 647.0 MB in the beginning and 3.6 GB in the end (delta: 3.0 GB). Free memory was 261.7 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.9 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]: 421647, ICFG_INTERPRETER_ENTERED_PROCEDURES: 10, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26634, DAG_INTERPRETER_EARLY_EXITS: 1484, TOOLS_POST_APPLICATIONS: 25057, TOOLS_POST_TIME[ms]: 16680, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 267, TOOLS_POST_RETURN_APPLICATIONS: 33, TOOLS_POST_RETURN_TIME[ms]: 173, TOOLS_QUANTIFIERELIM_TIME[ms]: 12790, FLUID_QUERY_TIME[ms]: 220, FLUID_QUERIES: 26638, FLUID_YES_ANSWERS: 16921, DOMAIN_JOIN_APPLICATIONS: 8367, DOMAIN_JOIN_TIME[ms]: 16614, DOMAIN_ALPHA_APPLICATIONS: 16921, DOMAIN_ALPHA_TIME[ms]: 354636, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 52, DOMAIN_ISSUBSETEQ_TIME[ms]: 153, DOMAIN_ISBOTTOM_APPLICATIONS: 11113, DOMAIN_ISBOTTOM_TIME[ms]: 30375, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 300723, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 300722, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 33, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 300685, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 111, REGEX_TO_DAG_TIME[ms]: 29, DAG_COMPRESSION_TIME[ms]: 1025, DAG_COMPRESSION_PROCESSED_NODES: 103047, DAG_COMPRESSION_RETAINED_NODES: 13846 - UnprovableResult [Line: 11111]: 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 50425#(and (<= 9 ~a2~0) (<= ~b~0 2) (<= 1 ~a27~0) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a9~0 16) (<= ~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) (<= ~a2~0 9) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= 16 ~a9~0) (<= |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...