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/array-crafted/zero_sum4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:27:59,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:27:59,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:27:59,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:27:59,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:27:59,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:27:59,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:27:59,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:27:59,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:27:59,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:27:59,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:27:59,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:27:59,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:27:59,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:27:59,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:27:59,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:27:59,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:27:59,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:27:59,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:27:59,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:27:59,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:27:59,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:27:59,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:27:59,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:27:59,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 15:27:59,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:27:59,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:27:59,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:27:59,363 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 15:27:59,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:27:59,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:27:59,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:27:59,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:27:59,387 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:27:59,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:27:59,388 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:27:59,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:27:59,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:27:59,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:27:59,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:27:59,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:27:59,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:27:59,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:27:59,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:27:59,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:27:59,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:27:59,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:27:59,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:27:59,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:27:59,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:27:59,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:27:59,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:27:59,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:27:59,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:27:59,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:27:59,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:27:59,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:27:59,392 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 15:27:59,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:27:59,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:27:59,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:27:59,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:27:59,439 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:27:59,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum4.c [2019-09-05 15:27:59,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1501d2e7/7474e13276fe4c3e939165d7b1d4c478/FLAGa40412896 [2019-09-05 15:27:59,972 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:27:59,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum4.c [2019-09-05 15:27:59,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1501d2e7/7474e13276fe4c3e939165d7b1d4c478/FLAGa40412896 [2019-09-05 15:28:00,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1501d2e7/7474e13276fe4c3e939165d7b1d4c478 [2019-09-05 15:28:00,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:28:00,371 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:28:00,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:28:00,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:28:00,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:28:00,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e607a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00, skipping insertion in model container [2019-09-05 15:28:00,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,388 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:28:00,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:28:00,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:28:00,618 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:28:00,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:28:00,754 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:28:00,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00 WrapperNode [2019-09-05 15:28:00,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:28:00,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:28:00,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:28:00,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:28:00,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (1/1) ... [2019-09-05 15:28:00,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:28:00,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:28:00,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:28:00,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:28:00,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:28:00" (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 [2019-09-05 15:28:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:28:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:28:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 15:28:00,858 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:28:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:28:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-05 15:28:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 15:28:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-09-05 15:28:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:28:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 15:28:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 15:28:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 15:28:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 15:28:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:28:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:28:01,259 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:28:01,259 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-09-05 15:28:01,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:28:01 BoogieIcfgContainer [2019-09-05 15:28:01,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:28:01,261 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:28:01,261 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:28:01,261 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:28:01,263 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:28:01" (1/1) ... [2019-09-05 15:28:01,263 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 15:28:01,287 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:28:01,287 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:28:01,299 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:28:01,309 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:28:01,310 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:28:01,385 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-05 15:28:02,011 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 11 for LOIs [2019-09-05 15:28:02,013 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:28:02,013 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:28:02,016 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 377#(or (and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (<= ~SIZE~0 0)) (and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 ~SIZE~0) (<= 0 __VERIFIER_assert_~cond))) [2019-09-05 15:28:02,028 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:28:02,029 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:28:02,031 INFO L168 Benchmark]: Toolchain (without parser) took 1659.42 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 112.4 MB in the end (delta: -25.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,032 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 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.66 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.3 MB in the beginning and 178.2 MB in the end (delta: -91.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,034 INFO L168 Benchmark]: Boogie Preprocessor took 45.28 ms. Allocated memory is still 200.3 MB. Free memory was 178.2 MB in the beginning and 176.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,034 INFO L168 Benchmark]: RCFGBuilder took 460.03 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 156.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,035 INFO L168 Benchmark]: Sifa took 767.82 ms. Allocated memory is still 200.3 MB. Free memory was 156.7 MB in the beginning and 112.4 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:28:02,039 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 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 382.66 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.3 MB in the beginning and 178.2 MB in the end (delta: -91.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.28 ms. Allocated memory is still 200.3 MB. Free memory was 178.2 MB in the beginning and 176.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 460.03 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 156.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. * Sifa took 767.82 ms. Allocated memory is still 200.3 MB. Free memory was 156.7 MB in the beginning and 112.4 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 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]: 730, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 290, DAG_INTERPRETER_EARLY_EXITS: 22, TOOLS_POST_APPLICATIONS: 256, TOOLS_POST_TIME[ms]: 211, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_TIME[ms]: 171, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 335, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 101, DOMAIN_JOIN_TIME[ms]: 66, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 13, DOMAIN_ISSUBSETEQ_APPLICATIONS: 45, DOMAIN_ISSUBSETEQ_TIME[ms]: 97, DOMAIN_ISBOTTOM_APPLICATIONS: 70, DOMAIN_ISBOTTOM_TIME[ms]: 138, LOOP_SUMMARIZER_APPLICATIONS: 31, LOOP_SUMMARIZER_CACHE_MISSES: 31, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 270, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 269, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 45, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 21, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 64, DAG_COMPRESSION_PROCESSED_NODES: 1142, DAG_COMPRESSION_RETAINED_NODES: 515 - UnprovableResult [Line: 3]: 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 377#(or (and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (<= ~SIZE~0 0)) (and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 ~SIZE~0) (<= 0 __VERIFIER_assert_~cond))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...