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/Problem14_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 01:32:33,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 01:32:33,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 01:32:33,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 01:32:33,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 01:32:33,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 01:32:33,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 01:32:33,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 01:32:33,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 01:32:33,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 01:32:33,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 01:32:33,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 01:32:33,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 01:32:33,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 01:32:33,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 01:32:33,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 01:32:33,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 01:32:33,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 01:32:33,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 01:32:33,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 01:32:33,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 01:32:33,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 01:32:33,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 01:32:33,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 01:32:33,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 01:32:33,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 01:32:33,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 01:32:33,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 01:32:33,807 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 [2019-09-06 01:32:33,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 01:32:33,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 01:32:33,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 01:32:33,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 01:32:33,831 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 01:32:33,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 01:32:33,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 01:32:33,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 01:32:33,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 01:32:33,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 01:32:33,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 01:32:33,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 01:32:33,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 01:32:33,833 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 01:32:33,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 01:32:33,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 01:32:33,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 01:32:33,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 01:32:33,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 01:32:33,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 01:32:33,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 01:32:33,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 01:32:33,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 01:32:33,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 01:32:33,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 01:32:33,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 01:32:33,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 01:32:33,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 01:32:33,836 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 [2019-09-06 01:32:33,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 01:32:33,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 01:32:33,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 01:32:33,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 01:32:33,892 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 01:32:33,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label20.c [2019-09-06 01:32:33,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278f6ec6d/ca3d571e51004f5ebf293014438eb78c/FLAGd4bdb779e [2019-09-06 01:32:34,548 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 01:32:34,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label20.c [2019-09-06 01:32:34,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278f6ec6d/ca3d571e51004f5ebf293014438eb78c/FLAGd4bdb779e [2019-09-06 01:32:34,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278f6ec6d/ca3d571e51004f5ebf293014438eb78c [2019-09-06 01:32:34,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 01:32:34,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 01:32:34,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 01:32:34,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 01:32:34,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 01:32:34,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:32:34" (1/1) ... [2019-09-06 01:32:34,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d21465a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:34, skipping insertion in model container [2019-09-06 01:32:34,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:32:34" (1/1) ... [2019-09-06 01:32:34,854 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 01:32:34,921 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 01:32:35,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:32:35,461 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 01:32:35,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:32:35,700 INFO L192 MainTranslator]: Completed translation [2019-09-06 01:32:35,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35 WrapperNode [2019-09-06 01:32:35,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 01:32:35,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 01:32:35,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 01:32:35,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 01:32:35,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (1/1) ... [2019-09-06 01:32:35,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 01:32:35,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 01:32:35,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 01:32:35,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 01:32:35,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:32:35" (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 [2019-09-06 01:32:35,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 01:32:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 01:32:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-06 01:32:35,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 01:32:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-06 01:32:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 01:32:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 01:32:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 01:32:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 01:32:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 01:32:35,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 01:32:37,648 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 01:32:37,648 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 01:32:37,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:32:37 BoogieIcfgContainer [2019-09-06 01:32:37,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 01:32:37,651 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 01:32:37,651 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 01:32:37,651 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 01:32:37,652 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:32:37" (1/1) ... [2019-09-06 01:32:37,653 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 [2019-09-06 01:32:37,682 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 01:32:37,682 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 01:32:37,694 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 01:32:37,704 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 01:32:37,706 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 01:32:37,828 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2019-09-06 01:34:58,714 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:35:53,738 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:35:59,911 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:36:06,847 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18210 conjuctions. This might take some time... [2019-09-06 01:38:14,354 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 40 for LOIs [2019-09-06 01:38:15,217 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 01:38:15,217 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 01:38:15,219 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124092#(and (<= ~inputE~0 5) (<= 2 ~inputB~0) (<= 7 ~a21~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= 6 ~inputF~0) (<= ~inputB~0 2) (<= |calculate_output_#in~input| 6) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= calculate_output_~input 6) (<= ~a15~0 6) (<= (+ ~a12~0 43) 0) (<= ~a21~0 7) (<= 6 ~a15~0) (<= 4 ~inputD~0) (<= ~inputD~0 4) (<= 1 ~a24~0) (<= ~a24~0 1) (<= 3 ~inputC~0) (<= ~inputC~0 3)) [2019-09-06 01:38:15,240 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 01:38:15,240 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 01:38:15,243 INFO L168 Benchmark]: Toolchain (without parser) took 340405.13 ms. Allocated memory was 132.1 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 86.2 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 349.7 MB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,244 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.01 ms. Allocated memory was 132.1 MB in the beginning and 204.5 MB in the end (delta: 72.4 MB). Free memory was 86.0 MB in the beginning and 165.4 MB in the end (delta: -79.4 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,246 INFO L168 Benchmark]: Boogie Preprocessor took 172.37 ms. Allocated memory is still 204.5 MB. Free memory was 165.4 MB in the beginning and 159.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,247 INFO L168 Benchmark]: RCFGBuilder took 1775.71 ms. Allocated memory was 204.5 MB in the beginning and 227.0 MB in the end (delta: 22.5 MB). Free memory was 159.7 MB in the beginning and 157.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,248 INFO L168 Benchmark]: Sifa took 337589.70 ms. Allocated memory was 227.0 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 156.5 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 325.1 MB. Max. memory is 7.1 GB. [2019-09-06 01:38:15,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 863.01 ms. Allocated memory was 132.1 MB in the beginning and 204.5 MB in the end (delta: 72.4 MB). Free memory was 86.0 MB in the beginning and 165.4 MB in the end (delta: -79.4 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 172.37 ms. Allocated memory is still 204.5 MB. Free memory was 165.4 MB in the beginning and 159.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1775.71 ms. Allocated memory was 204.5 MB in the beginning and 227.0 MB in the end (delta: 22.5 MB). Free memory was 159.7 MB in the beginning and 157.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. * Sifa took 337589.70 ms. Allocated memory was 227.0 MB in the beginning and 2.8 GB in the end (delta: 2.5 GB). Free memory was 156.5 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 325.1 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]: 337537, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 93156, DAG_INTERPRETER_EARLY_EXITS: 15887, TOOLS_POST_APPLICATIONS: 85071, TOOLS_POST_TIME[ms]: 146702, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 46, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 140462, FLUID_QUERY_TIME[ms]: 649, FLUID_QUERIES: 93158, FLUID_YES_ANSWERS: 28803, DOMAIN_JOIN_APPLICATIONS: 10204, DOMAIN_JOIN_TIME[ms]: 24614, DOMAIN_ALPHA_APPLICATIONS: 28803, DOMAIN_ALPHA_TIME[ms]: 126153, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 40542, DOMAIN_ISBOTTOM_TIME[ms]: 33926, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 267662, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 267661, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 336498, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 53, REGEX_TO_DAG_TIME[ms]: 41, DAG_COMPRESSION_TIME[ms]: 2506, DAG_COMPRESSION_PROCESSED_NODES: 203168, DAG_COMPRESSION_RETAINED_NODES: 77188 - UnprovableResult [Line: 184]: 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 124092#(and (<= ~inputE~0 5) (<= 2 ~inputB~0) (<= 7 ~a21~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= 6 ~inputF~0) (<= ~inputB~0 2) (<= |calculate_output_#in~input| 6) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= calculate_output_~input 6) (<= ~a15~0 6) (<= (+ ~a12~0 43) 0) (<= ~a21~0 7) (<= 6 ~a15~0) (<= 4 ~inputD~0) (<= ~inputD~0 4) (<= 1 ~a24~0) (<= ~a24~0 1) (<= 3 ~inputC~0) (<= ~inputC~0 3)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...