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_label31.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 01:37:58,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 01:37:58,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 01:37:58,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 01:37:58,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 01:37:58,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 01:37:58,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 01:37:58,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 01:37:58,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 01:37:58,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 01:37:58,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 01:37:58,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 01:37:58,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 01:37:58,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 01:37:58,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 01:37:58,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 01:37:58,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 01:37:58,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 01:37:58,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 01:37:58,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 01:37:58,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 01:37:58,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 01:37:58,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 01:37:58,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 01:37:58,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 01:37:58,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 01:37:58,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 01:37:58,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 01:37:58,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 01:37:58,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 01:37:58,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 01:37:58,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 01:37:58,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 01:37:58,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 01:37:58,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 01:37:58,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 01:37:58,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 01:37:58,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 01:37:58,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 01:37:58,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 01:37:58,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 01:37:58,911 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 01:37:58,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 01:37:58,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 01:37:58,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 01:37:58,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 01:37:58,927 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 01:37:58,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 01:37:58,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 01:37:58,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 01:37:58,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 01:37:58,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 01:37:58,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 01:37:58,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 01:37:58,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 01:37:58,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 01:37:58,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 01:37:58,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 01:37:58,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 01:37:58,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 01:37:58,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 01:37:58,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 01:37:58,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 01:37:58,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 01:37:58,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 01:37:58,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 01:37:58,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 01:37:58,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 01:37:58,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 01:37:58,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 01:37:58,932 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 01:37:58,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 01:37:58,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 01:37:58,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 01:37:58,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 01:37:58,980 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 01:37:58,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label31.c [2019-09-06 01:37:59,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6854f9ff/62e26738631b4be69d259594e94043db/FLAG72a6f0cce [2019-09-06 01:37:59,586 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 01:37:59,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label31.c [2019-09-06 01:37:59,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6854f9ff/62e26738631b4be69d259594e94043db/FLAG72a6f0cce [2019-09-06 01:37:59,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6854f9ff/62e26738631b4be69d259594e94043db [2019-09-06 01:37:59,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 01:37:59,887 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 01:37:59,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 01:37:59,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 01:37:59,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 01:37:59,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:37:59" (1/1) ... [2019-09-06 01:37:59,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e0b1fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:37:59, skipping insertion in model container [2019-09-06 01:37:59,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:37:59" (1/1) ... [2019-09-06 01:37:59,903 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 01:37:59,967 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 01:38:00,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:38:00,576 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 01:38:00,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:38:00,742 INFO L192 MainTranslator]: Completed translation [2019-09-06 01:38:00,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00 WrapperNode [2019-09-06 01:38:00,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 01:38:00,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 01:38:00,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 01:38:00,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 01:38:00,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (1/1) ... [2019-09-06 01:38:00,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 01:38:00,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 01:38:00,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 01:38:00,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 01:38:00,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:00" (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 01:38:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 01:38:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 01:38:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-06 01:38:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 01:38:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-06 01:38:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 01:38:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 01:38:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 01:38:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 01:38:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 01:38:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 01:38:02,347 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 01:38:02,348 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 01:38:02,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:38:02 BoogieIcfgContainer [2019-09-06 01:38:02,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 01:38:02,353 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 01:38:02,353 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 01:38:02,353 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 01:38:02,355 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:38:02" (1/1) ... [2019-09-06 01:38:02,355 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 01:38:02,388 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 01:38:02,388 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 01:38:02,402 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 01:38:02,411 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 01:38:02,412 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 01:38:02,511 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2019-09-06 01:40:33,973 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:41:30,668 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:41:37,626 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:41:46,180 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18230 conjuctions. This might take some time... [2019-09-06 01:43:42,576 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 40 for LOIs [2019-09-06 01:43:42,995 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 01:43:42,996 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 01:43:42,998 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 123498#(and (<= ~a12~0 80) (<= ~inputE~0 5) (<= 2 ~inputB~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= ~a21~0 8) (<= 6 ~inputF~0) (<= ~inputB~0 2) (<= |calculate_output_#in~input| 6) (<= 11 ~a12~0) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= calculate_output_~input 6) (<= ~a15~0 6) (<= 6 ~a15~0) (<= 8 ~a21~0) (<= 4 ~inputD~0) (<= ~inputD~0 4) (<= 1 ~a24~0) (<= ~a24~0 1) (<= 3 ~inputC~0) (<= ~inputC~0 3)) [2019-09-06 01:43:43,017 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 01:43:43,017 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 01:43:43,019 INFO L168 Benchmark]: Toolchain (without parser) took 343132.03 ms. Allocated memory was 140.5 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 85.0 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 511.5 MB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,020 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 855.80 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 84.8 MB in the beginning and 159.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,022 INFO L168 Benchmark]: Boogie Preprocessor took 155.10 ms. Allocated memory is still 202.9 MB. Free memory was 159.7 MB in the beginning and 153.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,023 INFO L168 Benchmark]: RCFGBuilder took 1453.06 ms. Allocated memory was 202.9 MB in the beginning and 229.1 MB in the end (delta: 26.2 MB). Free memory was 153.9 MB in the beginning and 149.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,024 INFO L168 Benchmark]: Sifa took 340664.09 ms. Allocated memory was 229.1 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 149.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 487.6 MB. Max. memory is 7.1 GB. [2019-09-06 01:43:43,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 855.80 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 84.8 MB in the beginning and 159.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 155.10 ms. Allocated memory is still 202.9 MB. Free memory was 159.7 MB in the beginning and 153.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1453.06 ms. Allocated memory was 202.9 MB in the beginning and 229.1 MB in the end (delta: 26.2 MB). Free memory was 153.9 MB in the beginning and 149.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * Sifa took 340664.09 ms. Allocated memory was 229.1 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 149.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 487.6 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]: 340610, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 92689, DAG_INTERPRETER_EARLY_EXITS: 15800, TOOLS_POST_APPLICATIONS: 84650, TOOLS_POST_TIME[ms]: 134950, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 39, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 128715, FLUID_QUERY_TIME[ms]: 640, FLUID_QUERIES: 92691, FLUID_YES_ANSWERS: 28685, DOMAIN_JOIN_APPLICATIONS: 10149, DOMAIN_JOIN_TIME[ms]: 27323, DOMAIN_ALPHA_APPLICATIONS: 28685, DOMAIN_ALPHA_TIME[ms]: 137632, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 40319, DOMAIN_ISBOTTOM_TIME[ms]: 34109, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 266496, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 266496, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 340046, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 47, REGEX_TO_DAG_TIME[ms]: 46, DAG_COMPRESSION_TIME[ms]: 3018, DAG_COMPRESSION_PROCESSED_NODES: 200934, DAG_COMPRESSION_RETAINED_NODES: 76388 - UnprovableResult [Line: 73]: 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 123498#(and (<= ~a12~0 80) (<= ~inputE~0 5) (<= 2 ~inputB~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= ~a21~0 8) (<= 6 ~inputF~0) (<= ~inputB~0 2) (<= |calculate_output_#in~input| 6) (<= 11 ~a12~0) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= calculate_output_~input 6) (<= ~a15~0 6) (<= 6 ~a15~0) (<= 8 ~a21~0) (<= 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...