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-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:08:08,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:08:08,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:08:08,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:08:08,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:08:08,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:08:08,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:08:08,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:08:08,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:08:08,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:08:08,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:08:08,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:08:08,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:08:08,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:08:08,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:08:08,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:08:08,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:08:08,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:08:08,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:08:08,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:08:08,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:08:08,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:08:08,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:08:08,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:08:08,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 09:08:08,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 09:08:08,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 09:08:08,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 09:08:08,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 09:08:08,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 09:08:08,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:08:08,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:08:08,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:08:08,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:08:08,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:08:08,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:08:08,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:08:08,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:08:08,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:08:08,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:08:08,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:08:08,591 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 09:08:08,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:08:08,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:08:08,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:08:08,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:08:08,634 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:08:08,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:08:08,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:08:08,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:08:08,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:08:08,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:08:08,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:08:08,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:08:08,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:08:08,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:08:08,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:08:08,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:08:08,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:08:08,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:08:08,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:08:08,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:08:08,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:08:08,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:08:08,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:08:08,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:08:08,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:08:08,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:08:08,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:08:08,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:08:08,645 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 09:08:08,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:08:08,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:08:08,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:08:08,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:08:08,723 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:08:08,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-06 09:08:08,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11badac33/f0d857e30b194802bc38fe26f39fef19/FLAG444ba391b [2019-09-06 09:08:09,183 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:08:09,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-06 09:08:09,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11badac33/f0d857e30b194802bc38fe26f39fef19/FLAG444ba391b [2019-09-06 09:08:09,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11badac33/f0d857e30b194802bc38fe26f39fef19 [2019-09-06 09:08:09,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:08:09,626 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:08:09,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:09,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:08:09,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:08:09,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:09,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d9df0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09, skipping insertion in model container [2019-09-06 09:08:09,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:09,644 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:08:09,667 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:08:09,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:09,914 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:08:09,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:09,973 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:08:09,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09 WrapperNode [2019-09-06 09:08:09,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:09,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:08:09,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:08:09,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:08:10,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (1/1) ... [2019-09-06 09:08:10,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:08:10,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:08:10,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:08:10,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:08:10,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:09" (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 09:08:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:08:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:08:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:08:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:08:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 09:08:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 09:08:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:08:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:08:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:08:10,393 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:08:10,393 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 09:08:10,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:10 BoogieIcfgContainer [2019-09-06 09:08:10,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:08:10,395 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:08:10,395 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:08:10,395 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:08:10,397 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:10" (1/1) ... [2019-09-06 09:08:10,397 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 09:08:10,420 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:08:10,421 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:08:10,428 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:08:10,436 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:08:10,438 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:08:10,508 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-06 09:08:10,845 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:08:10,845 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:08:10,850 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#(or (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= 0 main_~main__y~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|)) (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|))) [2019-09-06 09:08:10,864 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:08:10,865 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:08:10,868 INFO L168 Benchmark]: Toolchain (without parser) took 1241.00 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 89.2 MB in the beginning and 146.8 MB in the end (delta: -57.6 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,869 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.26 ms. Allocated memory is still 141.0 MB. Free memory was 88.8 MB in the beginning and 79.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,872 INFO L168 Benchmark]: Boogie Preprocessor took 161.72 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 79.3 MB in the beginning and 178.9 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,873 INFO L168 Benchmark]: RCFGBuilder took 257.22 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 166.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,874 INFO L168 Benchmark]: Sifa took 469.86 ms. Allocated memory is still 201.3 MB. Free memory was 166.2 MB in the beginning and 146.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:10,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 348.26 ms. Allocated memory is still 141.0 MB. Free memory was 88.8 MB in the beginning and 79.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.72 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 79.3 MB in the beginning and 178.9 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 257.22 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 166.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Sifa took 469.86 ms. Allocated memory is still 201.3 MB. Free memory was 166.2 MB in the beginning and 146.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 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]: 429, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 41, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 36, TOOLS_POST_TIME[ms]: 112, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_TIME[ms]: 103, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 43, FLUID_YES_ANSWERS: 6, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 89, DOMAIN_ALPHA_APPLICATIONS: 6, DOMAIN_ALPHA_TIME[ms]: 46, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 56, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 213, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 213, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 19, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 90, DAG_COMPRESSION_RETAINED_NODES: 50 - UnprovableResult [Line: 61]: 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 62#(or (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= 0 main_~main__y~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|)) (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...