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_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 16:02:25,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 16:02:25,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 16:02:25,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 16:02:25,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 16:02:25,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 16:02:25,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 16:02:25,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 16:02:25,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 16:02:25,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 16:02:25,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 16:02:25,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 16:02:25,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 16:02:25,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 16:02:25,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 16:02:25,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 16:02:25,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 16:02:25,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 16:02:25,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 16:02:25,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 16:02:25,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 16:02:25,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 16:02:25,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 16:02:25,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 16:02:25,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 16:02:25,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 16:02:25,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 16:02:25,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 16:02:25,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 16:02:25,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 16:02:25,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 16:02:25,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 16:02:25,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 16:02:25,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 16:02:25,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 16:02:25,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 16:02:25,172 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 16:02:25,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 16:02:25,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 16:02:25,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 16:02:25,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 16:02:25,204 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 16:02:25,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 16:02:25,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 16:02:25,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 16:02:25,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 16:02:25,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 16:02:25,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 16:02:25,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 16:02:25,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 16:02:25,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 16:02:25,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 16:02:25,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 16:02:25,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 16:02:25,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 16:02:25,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 16:02:25,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 16:02:25,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 16:02:25,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 16:02:25,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 16:02:25,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 16:02:25,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 16:02:25,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 16:02:25,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 16:02:25,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 16:02:25,210 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 16:02:25,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 16:02:25,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 16:02:25,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 16:02:25,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 16:02:25,282 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 16:02:25,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label38.c [2019-09-05 16:02:25,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a79c7ed02/fd24e00197b240a5adcb70cf160a46c9/FLAG0a53665c7 [2019-09-05 16:02:25,931 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 16:02:25,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label38.c [2019-09-05 16:02:25,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a79c7ed02/fd24e00197b240a5adcb70cf160a46c9/FLAG0a53665c7 [2019-09-05 16:02:26,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a79c7ed02/fd24e00197b240a5adcb70cf160a46c9 [2019-09-05 16:02:26,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 16:02:26,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 16:02:26,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 16:02:26,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 16:02:26,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 16:02:26,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:26,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1ea0e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26, skipping insertion in model container [2019-09-05 16:02:26,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:26,199 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 16:02:26,251 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 16:02:26,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 16:02:26,805 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 16:02:26,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 16:02:26,919 INFO L192 MainTranslator]: Completed translation [2019-09-05 16:02:26,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26 WrapperNode [2019-09-05 16:02:26,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 16:02:26,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 16:02:26,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 16:02:26,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 16:02:26,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:26,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:26,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:26,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:27,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:27,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:27,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (1/1) ... [2019-09-05 16:02:27,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 16:02:27,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 16:02:27,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 16:02:27,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 16:02:27,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 04:02:26" (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 16:02:27,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 16:02:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 16:02:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-05 16:02:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 16:02:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-05 16:02:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 16:02:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 16:02:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-05 16:02:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 16:02:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 16:02:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 16:02:28,411 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 16:02:28,414 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 16:02:28,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 04:02:28 BoogieIcfgContainer [2019-09-05 16:02:28,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 16:02:28,417 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 16:02:28,417 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 16:02:28,417 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 16:02:28,419 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 04:02:28" (1/1) ... [2019-09-05 16:02:28,420 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 16:02:28,456 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 16:02:28,456 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 16:02:28,475 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 16:02:28,487 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 16:02:28,489 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 16:02:28,575 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 85 for LOIs [2019-09-05 16:03:48,012 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 91 for LOIs [2019-09-05 16:04:21,395 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 16:04:21,396 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 16:04:21,398 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 7967#(and (<= ~a8~0 13) (<= 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) (<= 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) (<= |old(~a20~0)| 1) (<= ~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)|) (<= 13 ~a8~0) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ~a20~0)) [2019-09-05 16:04:21,414 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 16:04:21,414 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 16:04:21,416 INFO L168 Benchmark]: Toolchain (without parser) took 115230.16 ms. Allocated memory was 138.4 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 83.9 MB in the beginning and 1.0 GB in the end (delta: -954.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,417 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.36 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.7 MB in the beginning and 160.8 MB in the end (delta: -77.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,419 INFO L168 Benchmark]: Boogie Preprocessor took 159.94 ms. Allocated memory is still 201.3 MB. Free memory was 160.8 MB in the beginning and 156.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,420 INFO L168 Benchmark]: RCFGBuilder took 1335.11 ms. Allocated memory was 201.3 MB in the beginning and 222.3 MB in the end (delta: 21.0 MB). Free memory was 156.2 MB in the beginning and 171.8 MB in the end (delta: -15.6 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,421 INFO L168 Benchmark]: Sifa took 112997.56 ms. Allocated memory was 222.3 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 171.8 MB in the beginning and 1.0 GB in the end (delta: -866.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-09-05 16:04:21,426 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 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.36 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.7 MB in the beginning and 160.8 MB in the end (delta: -77.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 159.94 ms. Allocated memory is still 201.3 MB. Free memory was 160.8 MB in the beginning and 156.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1335.11 ms. Allocated memory was 201.3 MB in the beginning and 222.3 MB in the end (delta: 21.0 MB). Free memory was 156.2 MB in the beginning and 171.8 MB in the end (delta: -15.6 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. * Sifa took 112997.56 ms. Allocated memory was 222.3 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 171.8 MB in the beginning and 1.0 GB in the end (delta: -866.9 MB). Peak memory consumption was 1.7 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]: 112942, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 5604, DAG_INTERPRETER_EARLY_EXITS: 1042, TOOLS_POST_APPLICATIONS: 5229, TOOLS_POST_TIME[ms]: 3111, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 41, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 2355, FLUID_QUERY_TIME[ms]: 68, FLUID_QUERIES: 5607, FLUID_YES_ANSWERS: 1950, DOMAIN_JOIN_APPLICATIONS: 774, DOMAIN_JOIN_TIME[ms]: 7660, DOMAIN_ALPHA_APPLICATIONS: 1950, DOMAIN_ALPHA_TIME[ms]: 96136, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 2642, DOMAIN_ISBOTTOM_TIME[ms]: 5192, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 79428, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 79427, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 79387, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 28, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 341, DAG_COMPRESSION_PROCESSED_NODES: 17813, DAG_COMPRESSION_RETAINED_NODES: 5092 - UnprovableResult [Line: 422]: 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 7967#(and (<= ~a8~0 13) (<= 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) (<= 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) (<= |old(~a20~0)| 1) (<= ~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)|) (<= 13 ~a8~0) (<= 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...