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/Problem01_label47.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 16:03:24,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 16:03:24,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 16:03:24,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 16:03:24,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 16:03:24,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 16:03:24,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 16:03:24,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 16:03:24,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 16:03:24,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 16:03:24,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 16:03:24,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 16:03:24,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 16:03:24,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 16:03:24,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 16:03:24,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 16:03:24,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 16:03:24,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 16:03:24,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 16:03:24,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 16:03:24,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 16:03:24,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 16:03:24,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 16:03:24,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 16:03:24,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 16:03:24,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 16:03:24,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 16:03:24,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 16:03:24,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 16:03:24,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 16:03:24,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 16:03:24,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 16:03:24,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 16:03:24,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 16:03:24,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 16:03:24,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 16:03:24,861 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 16:03:24,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 16:03:24,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 16:03:24,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 16:03:24,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 16:03:24,878 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 16:03:24,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 16:03:24,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 16:03:24,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 16:03:24,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 16:03:24,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 16:03:24,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 16:03:24,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 16:03:24,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 16:03:24,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 16:03:24,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 16:03:24,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 16:03:24,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 16:03:24,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 16:03:24,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 16:03:24,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 16:03:24,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 16:03:24,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 16:03:24,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 16:03:24,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 16:03:24,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 16:03:24,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 16:03:24,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 16:03:24,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 16:03:24,883 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 16:03:24,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 16:03:24,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 16:03:24,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 16:03:24,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 16:03:24,934 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 16:03:24,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label47.c [2019-09-05 16:03:24,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a30172c/9a84b522070f45dfb3516d107c8895da/FLAG1bccb2d67 [2019-09-05 16:03:25,589 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 16:03:25,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label47.c [2019-09-05 16:03:25,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a30172c/9a84b522070f45dfb3516d107c8895da/FLAG1bccb2d67 [2019-09-05 16:03:25,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a30172c/9a84b522070f45dfb3516d107c8895da [2019-09-05 16:03:25,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 16:03:25,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 16:03:25,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 16:03:25,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 16:03:25,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 16:03:25,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 04:03:25" (1/1) ... [2019-09-05 16:03:25,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b099e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:25, skipping insertion in model container [2019-09-05 16:03:25,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 04:03:25" (1/1) ... [2019-09-05 16:03:25,875 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 16:03:25,943 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 16:03:26,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 16:03:26,575 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 16:03:26,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 16:03:26,747 INFO L192 MainTranslator]: Completed translation [2019-09-05 16:03:26,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26 WrapperNode [2019-09-05 16:03:26,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 16:03:26,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 16:03:26,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 16:03:26,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 16:03:26,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (1/1) ... [2019-09-05 16:03:26,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 16:03:26,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 16:03:26,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 16:03:26,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 16:03:26,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:03:26" (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 16:03:26,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 16:03:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 16:03:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-05 16:03:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 16:03:26,928 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-05 16:03:26,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 16:03:26,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 16:03:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-05 16:03:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 16:03:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 16:03:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 16:03:28,037 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 16:03:28,037 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 16:03:28,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 04:03:28 BoogieIcfgContainer [2019-09-05 16:03:28,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 16:03:28,040 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 16:03:28,040 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 16:03:28,041 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 16:03:28,043 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 04:03:28" (1/1) ... [2019-09-05 16:03:28,043 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 16:03:28,085 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 16:03:28,085 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 16:03:28,101 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 16:03:28,114 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 16:03:28,115 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 16:03:28,233 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 85 for LOIs [2019-09-05 16:04:47,302 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 91 for LOIs [2019-09-05 16:05:19,532 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 16:05:19,533 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 16:05:19,535 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 7920#(and (<= 21 ~u~0) (<= ~b~0 2) (<= |old(~a21~0)| 1) (<= 1 calculate_output_~input) (<= ~x~0 24) (<= 1 |calculate_output_#in~input|) (<= 6 ~f~0) (<= |old(~a17~0)| 1) (<= ~a12~0 8) (<= |calculate_output_#in~input| 6) (<= 1 ~a~0) (<= 23 ~w~0) (<= ~z~0 26) (<= 3 ~c~0) (<= ~c~0 3) (<= 0 ~a7~0) (<= ~a17~0 1) (<= 14 ~a8~0) (<= 4 ~a16~0) (<= ~w~0 23) (<= ~a20~0 1) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 ~a21~0) (<= ~d~0 4) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= 8 ~a12~0) (<= ~a21~0 1) (<= 1 ~a17~0) (<= |old(~a20~0)| 1) (<= ~a8~0 14) (<= ~a16~0 4) (<= calculate_output_~input 6) (<= 2 ~b~0) (<= ~f~0 6) (<= ~v~0 22) (<= 4 ~d~0) (<= |old(~a8~0)| 15) (<= ~u~0 21) (<= 26 ~z~0) (<= 0 |old(~a7~0)|) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ~a20~0)) [2019-09-05 16:05:19,556 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 16:05:19,556 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 16:05:19,559 INFO L168 Benchmark]: Toolchain (without parser) took 113708.18 ms. Allocated memory was 131.6 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 84.1 MB in the beginning and 439.2 MB in the end (delta: -355.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,561 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 896.59 ms. Allocated memory was 131.6 MB in the beginning and 201.9 MB in the end (delta: 70.3 MB). Free memory was 83.9 MB in the beginning and 165.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 36.5 MB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,563 INFO L168 Benchmark]: Boogie Preprocessor took 116.99 ms. Allocated memory is still 201.9 MB. Free memory was 165.9 MB in the beginning and 161.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,564 INFO L168 Benchmark]: RCFGBuilder took 1173.70 ms. Allocated memory was 201.9 MB in the beginning and 223.3 MB in the end (delta: 21.5 MB). Free memory was 161.2 MB in the beginning and 178.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,565 INFO L168 Benchmark]: Sifa took 111516.14 ms. Allocated memory was 223.3 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 178.0 MB in the beginning and 439.2 MB in the end (delta: -261.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-05 16:05:19,571 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 896.59 ms. Allocated memory was 131.6 MB in the beginning and 201.9 MB in the end (delta: 70.3 MB). Free memory was 83.9 MB in the beginning and 165.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 36.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.99 ms. Allocated memory is still 201.9 MB. Free memory was 165.9 MB in the beginning and 161.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1173.70 ms. Allocated memory was 201.9 MB in the beginning and 223.3 MB in the end (delta: 21.5 MB). Free memory was 161.2 MB in the beginning and 178.0 MB in the end (delta: -16.9 MB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. * Sifa took 111516.14 ms. Allocated memory was 223.3 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 178.0 MB in the beginning and 439.2 MB in the end (delta: -261.1 MB). Peak memory consumption was 2.4 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]: 111450, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 5570, DAG_INTERPRETER_EARLY_EXITS: 1035, TOOLS_POST_APPLICATIONS: 5199, TOOLS_POST_TIME[ms]: 3088, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 62, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 2368, FLUID_QUERY_TIME[ms]: 64, FLUID_QUERIES: 5573, FLUID_YES_ANSWERS: 1937, DOMAIN_JOIN_APPLICATIONS: 770, DOMAIN_JOIN_TIME[ms]: 6110, DOMAIN_ALPHA_APPLICATIONS: 1937, DOMAIN_ALPHA_TIME[ms]: 96202, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 2624, DOMAIN_ISBOTTOM_TIME[ms]: 5190, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 79057, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 79056, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 79015, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 29, REGEX_TO_DAG_TIME[ms]: 13, DAG_COMPRESSION_TIME[ms]: 342, DAG_COMPRESSION_PROCESSED_NODES: 17592, DAG_COMPRESSION_RETAINED_NODES: 5041 - UnprovableResult [Line: 395]: 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 7920#(and (<= 21 ~u~0) (<= ~b~0 2) (<= |old(~a21~0)| 1) (<= 1 calculate_output_~input) (<= ~x~0 24) (<= 1 |calculate_output_#in~input|) (<= 6 ~f~0) (<= |old(~a17~0)| 1) (<= ~a12~0 8) (<= |calculate_output_#in~input| 6) (<= 1 ~a~0) (<= 23 ~w~0) (<= ~z~0 26) (<= 3 ~c~0) (<= ~c~0 3) (<= 0 ~a7~0) (<= ~a17~0 1) (<= 14 ~a8~0) (<= 4 ~a16~0) (<= ~w~0 23) (<= ~a20~0 1) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 ~a21~0) (<= ~d~0 4) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= 8 ~a12~0) (<= ~a21~0 1) (<= 1 ~a17~0) (<= |old(~a20~0)| 1) (<= ~a8~0 14) (<= ~a16~0 4) (<= calculate_output_~input 6) (<= 2 ~b~0) (<= ~f~0 6) (<= ~v~0 22) (<= 4 ~d~0) (<= |old(~a8~0)| 15) (<= ~u~0 21) (<= 26 ~z~0) (<= 0 |old(~a7~0)|) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ~a20~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...