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_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 01:47:18,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 01:47:18,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 01:47:18,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 01:47:18,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 01:47:18,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 01:47:18,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 01:47:18,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 01:47:18,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 01:47:18,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 01:47:18,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 01:47:18,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 01:47:18,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 01:47:18,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 01:47:18,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 01:47:18,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 01:47:18,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 01:47:18,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 01:47:18,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 01:47:18,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 01:47:18,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 01:47:18,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 01:47:18,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 01:47:18,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 01:47:18,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 01:47:18,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 01:47:18,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 01:47:18,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 01:47:18,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 01:47:18,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 01:47:18,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 01:47:18,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 01:47:18,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 01:47:18,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 01:47:18,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 01:47:18,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 01:47:18,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 01:47:18,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 01:47:18,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 01:47:18,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 01:47:18,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 01:47:18,258 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 01:47:18,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 01:47:18,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 01:47:18,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 01:47:18,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 01:47:18,287 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 01:47:18,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 01:47:18,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 01:47:18,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 01:47:18,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 01:47:18,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 01:47:18,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 01:47:18,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 01:47:18,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 01:47:18,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 01:47:18,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 01:47:18,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 01:47:18,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 01:47:18,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 01:47:18,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 01:47:18,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 01:47:18,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 01:47:18,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 01:47:18,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 01:47:18,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 01:47:18,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 01:47:18,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 01:47:18,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 01:47:18,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 01:47:18,293 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 01:47:18,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 01:47:18,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 01:47:18,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 01:47:18,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 01:47:18,374 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 01:47:18,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label54.c [2019-09-06 01:47:18,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32740ba2b/aba839b7bde548868d65d9ebeae58b16/FLAG42406ce80 [2019-09-06 01:47:18,974 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 01:47:18,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label54.c [2019-09-06 01:47:18,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32740ba2b/aba839b7bde548868d65d9ebeae58b16/FLAG42406ce80 [2019-09-06 01:47:19,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32740ba2b/aba839b7bde548868d65d9ebeae58b16 [2019-09-06 01:47:19,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 01:47:19,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 01:47:19,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 01:47:19,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 01:47:19,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 01:47:19,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:47:19" (1/1) ... [2019-09-06 01:47:19,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97b20f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:19, skipping insertion in model container [2019-09-06 01:47:19,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:47:19" (1/1) ... [2019-09-06 01:47:19,298 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 01:47:19,364 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 01:47:20,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:47:20,103 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 01:47:20,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 01:47:20,278 INFO L192 MainTranslator]: Completed translation [2019-09-06 01:47:20,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20 WrapperNode [2019-09-06 01:47:20,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 01:47:20,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 01:47:20,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 01:47:20,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 01:47:20,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (1/1) ... [2019-09-06 01:47:20,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 01:47:20,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 01:47:20,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 01:47:20,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 01:47:20,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:47:20" (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 01:47:20,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 01:47:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 01:47:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-06 01:47:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 01:47:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-06 01:47:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 01:47:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 01:47:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 01:47:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 01:47:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 01:47:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 01:47:21,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 01:47:21,948 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 01:47:21,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:47:21 BoogieIcfgContainer [2019-09-06 01:47:21,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 01:47:21,950 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 01:47:21,950 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 01:47:21,950 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 01:47:21,951 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:47:21" (1/1) ... [2019-09-06 01:47:21,952 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 01:47:21,974 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 01:47:21,975 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 01:47:21,985 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 01:47:21,994 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 01:47:21,996 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 01:47:22,073 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2019-09-06 01:49:43,405 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:50:33,745 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:50:39,429 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 9477 conjuctions. This might take some time... [2019-09-06 01:50:45,436 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18232 conjuctions. This might take some time... [2019-09-06 01:52:39,372 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 40 for LOIs [2019-09-06 01:52:39,390 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 01:52:39,390 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 01:52:39,392 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 123155#(and (<= 2 ~inputB~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= |calculate_output_#in~input| 6) (<= |old(~a21~0)| 6) (<= |old(~a15~0)| 7) (<= 7 ~a15~0) (<= 7 |old(~a15~0)|) (<= 6 |old(~a21~0)|) (<= 4 ~inputD~0) (<= ~inputD~0 4) (<= ~a21~0 6) (<= ~inputE~0 5) (<= 6 ~inputF~0) (<= 1 |old(~a24~0)|) (<= ~inputB~0 2) (<= 80 |old(~a12~0)|) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= |old(~a24~0)| 1) (<= calculate_output_~input 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= 80 ~a12~0) (<= ~a15~0 7) (<= 6 ~a21~0) (<= 1 ~a24~0) (<= ~a24~0 1) (<= 3 ~inputC~0) (<= ~inputC~0 3)) [2019-09-06 01:52:39,405 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 01:52:39,405 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 01:52:39,408 INFO L168 Benchmark]: Toolchain (without parser) took 320125.19 ms. Allocated memory was 136.8 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 82.2 MB in the beginning and 351.2 MB in the end (delta: -269.0 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,409 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 996.98 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 82.0 MB in the beginning and 154.9 MB in the end (delta: -72.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,411 INFO L168 Benchmark]: Boogie Preprocessor took 143.18 ms. Allocated memory is still 201.9 MB. Free memory was 154.9 MB in the beginning and 149.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,412 INFO L168 Benchmark]: RCFGBuilder took 1525.56 ms. Allocated memory was 201.9 MB in the beginning and 219.7 MB in the end (delta: 17.8 MB). Free memory was 149.5 MB in the beginning and 144.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,413 INFO L168 Benchmark]: Sifa took 317455.66 ms. Allocated memory was 219.7 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 144.1 MB in the beginning and 351.2 MB in the end (delta: -207.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-06 01:52:39,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 996.98 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 82.0 MB in the beginning and 154.9 MB in the end (delta: -72.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.18 ms. Allocated memory is still 201.9 MB. Free memory was 154.9 MB in the beginning and 149.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1525.56 ms. Allocated memory was 201.9 MB in the beginning and 219.7 MB in the end (delta: 17.8 MB). Free memory was 149.5 MB in the beginning and 144.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * Sifa took 317455.66 ms. Allocated memory was 219.7 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 144.1 MB in the beginning and 351.2 MB in the end (delta: -207.1 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]: 317418, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 92432, DAG_INTERPRETER_EARLY_EXITS: 15750, TOOLS_POST_APPLICATIONS: 84413, TOOLS_POST_TIME[ms]: 130918, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 35, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_TIME[ms]: 125050, FLUID_QUERY_TIME[ms]: 594, FLUID_QUERIES: 92434, FLUID_YES_ANSWERS: 28607, DOMAIN_JOIN_APPLICATIONS: 10121, DOMAIN_JOIN_TIME[ms]: 23763, DOMAIN_ALPHA_APPLICATIONS: 28607, DOMAIN_ALPHA_TIME[ms]: 125427, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 40195, DOMAIN_ISBOTTOM_TIME[ms]: 31535, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 247820, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 247819, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 317271, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 40, REGEX_TO_DAG_TIME[ms]: 40, DAG_COMPRESSION_TIME[ms]: 2394, DAG_COMPRESSION_PROCESSED_NODES: 199959, DAG_COMPRESSION_RETAINED_NODES: 75998 - UnprovableResult [Line: 22]: 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 123155#(and (<= 2 ~inputB~0) (<= 1 calculate_output_~input) (<= 1 |calculate_output_#in~input|) (<= |calculate_output_#in~input| 6) (<= |old(~a21~0)| 6) (<= |old(~a15~0)| 7) (<= 7 ~a15~0) (<= 7 |old(~a15~0)|) (<= 6 |old(~a21~0)|) (<= 4 ~inputD~0) (<= ~inputD~0 4) (<= ~a21~0 6) (<= ~inputE~0 5) (<= 6 ~inputF~0) (<= 1 |old(~a24~0)|) (<= ~inputB~0 2) (<= 80 |old(~a12~0)|) (<= 5 ~inputE~0) (<= ~inputF~0 6) (<= |old(~a24~0)| 1) (<= calculate_output_~input 6) (<= 1 ~inputA~0) (<= ~inputA~0 1) (<= 80 ~a12~0) (<= ~a15~0 7) (<= 6 ~a21~0) (<= 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...