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/loop-acceleration/simple_1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 11:14:46,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 11:14:46,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 11:14:46,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 11:14:46,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 11:14:46,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 11:14:46,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 11:14:46,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 11:14:46,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 11:14:46,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 11:14:46,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 11:14:46,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 11:14:46,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 11:14:46,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 11:14:46,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 11:14:46,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 11:14:46,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 11:14:46,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 11:14:46,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 11:14:46,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 11:14:46,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 11:14:46,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 11:14:46,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 11:14:46,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 11:14:46,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 11:14:46,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 11:14:46,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 11:14:46,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 11:14:46,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 11:14:46,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 11:14:46,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 11:14:46,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 11:14:46,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 11:14:46,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 11:14:46,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 11:14:46,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 11:14:46,969 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 11:14:46,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 11:14:46,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 11:14:46,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 11:14:46,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 11:14:46,986 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 11:14:46,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 11:14:46,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 11:14:46,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 11:14:46,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 11:14:46,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 11:14:46,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 11:14:46,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 11:14:46,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 11:14:46,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 11:14:46,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 11:14:46,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 11:14:46,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 11:14:46,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 11:14:46,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 11:14:46,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 11:14:46,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 11:14:46,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:14:46,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 11:14:46,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 11:14:46,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 11:14:46,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 11:14:46,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 11:14:46,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 11:14:46,991 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 11:14:47,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 11:14:47,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 11:14:47,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 11:14:47,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 11:14:47,039 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 11:14:47,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/simple_1-1.c [2019-09-05 11:14:47,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace265f5e/6b9b1c2bd82c4fe085c52e70404f173b/FLAG70371cd51 [2019-09-05 11:14:47,509 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 11:14:47,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/simple_1-1.c [2019-09-05 11:14:47,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace265f5e/6b9b1c2bd82c4fe085c52e70404f173b/FLAG70371cd51 [2019-09-05 11:14:47,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace265f5e/6b9b1c2bd82c4fe085c52e70404f173b [2019-09-05 11:14:47,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 11:14:47,961 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 11:14:47,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 11:14:47,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 11:14:47,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 11:14:47,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:14:47" (1/1) ... [2019-09-05 11:14:47,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eca2f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:47, skipping insertion in model container [2019-09-05 11:14:47,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:14:47" (1/1) ... [2019-09-05 11:14:47,979 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 11:14:47,996 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 11:14:48,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:14:48,258 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 11:14:48,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:14:48,296 INFO L192 MainTranslator]: Completed translation [2019-09-05 11:14:48,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48 WrapperNode [2019-09-05 11:14:48,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 11:14:48,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 11:14:48,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 11:14:48,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 11:14:48,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 11:14:48,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 11:14:48,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 11:14:48,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 11:14:48,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:14:48" (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 11:14:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 11:14:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 11:14:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 11:14:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 11:14:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 11:14:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 11:14:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 11:14:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 11:14:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 11:14:48,749 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 11:14:48,749 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 11:14:48,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:14:48 BoogieIcfgContainer [2019-09-05 11:14:48,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 11:14:48,751 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 11:14:48,751 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 11:14:48,756 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 11:14:48,757 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:14:48" (1/1) ... [2019-09-05 11:14:48,758 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 11:14:48,794 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 11:14:48,794 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 11:14:48,806 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 11:14:48,818 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 11:14:48,820 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 11:14:48,869 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 11:14:48,945 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 35 for LOIs [2019-09-05 11:14:48,953 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 11:14:48,953 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 11:14:48,955 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 21#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-05 11:14:48,969 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 11:14:48,969 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 11:14:48,972 INFO L168 Benchmark]: Toolchain (without parser) took 1009.63 ms. Allocated memory was 130.0 MB in the beginning and 201.3 MB in the end (delta: 71.3 MB). Free memory was 85.8 MB in the beginning and 158.2 MB in the end (delta: -72.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 11:14:48,973 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.0 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 11:14:48,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.77 ms. Allocated memory is still 130.0 MB. Free memory was 85.4 MB in the beginning and 76.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-09-05 11:14:48,975 INFO L168 Benchmark]: Boogie Preprocessor took 197.38 ms. Allocated memory was 130.0 MB in the beginning and 201.3 MB in the end (delta: 71.3 MB). Free memory was 76.5 MB in the beginning and 177.0 MB in the end (delta: -100.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:14:48,976 INFO L168 Benchmark]: RCFGBuilder took 255.22 ms. Allocated memory is still 201.3 MB. Free memory was 177.0 MB in the beginning and 166.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-05 11:14:48,977 INFO L168 Benchmark]: Sifa took 218.41 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 158.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-09-05 11:14:48,982 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 130.0 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 334.77 ms. Allocated memory is still 130.0 MB. Free memory was 85.4 MB in the beginning and 76.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 197.38 ms. Allocated memory was 130.0 MB in the beginning and 201.3 MB in the end (delta: 71.3 MB). Free memory was 76.5 MB in the beginning and 177.0 MB in the end (delta: -100.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 255.22 ms. Allocated memory is still 201.3 MB. Free memory was 177.0 MB in the beginning and 166.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Sifa took 218.41 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 158.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 162 OVERALL_TIME[ms], 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 13 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 9 TOOLS_POST_APPLICATIONS, 19 TOOLS_POST_TIME[ms], 3 TOOLS_POST_CALL_APPLICATIONS, 38 TOOLS_POST_CALL_TIME[ms], 1 TOOLS_POST_RETURN_APPLICATIONS, 0 TOOLS_POST_RETURN_TIME[ms], 48 TOOLS_QUANTIFIERELIM_TIME[ms], 4 FLUID_QUERY_TIME[ms], 15 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 5 DOMAIN_JOIN_APPLICATIONS, 15 DOMAIN_JOIN_TIME[ms], 0 DOMAIN_ALPHA_APPLICATIONS, 0 DOMAIN_ALPHA_TIME[ms], 1 DOMAIN_WIDEN_APPLICATIONS, 2 DOMAIN_WIDEN_TIME[ms], 2 DOMAIN_ISSUBSETEQ_APPLICATIONS, 7 DOMAIN_ISSUBSETEQ_TIME[ms], 1 DOMAIN_ISBOTTOM_APPLICATIONS, 2 DOMAIN_ISBOTTOM_TIME[ms], 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 34 LOOP_SUMMARIZER_OVERALL_TIME[ms], 34 LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 13 CALL_SUMMARIZER_OVERALL_TIME[ms], 0 CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 5 PROCEDURE_GRAPH_BUILDER_TIME[ms], 3 PATH_EXPR_TIME[ms], 3 REGEX_TO_DAG_TIME[ms], 14 DAG_COMPRESSION_TIME[ms], 48 DAG_COMPRESSION_PROCESSED_NODES, 29 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 5]: 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 21#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...