/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/stateful_check.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:02:59,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:02:59,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:02:59,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:02:59,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:02:59,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:02:59,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:02:59,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:02:59,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:02:59,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:02:59,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:02:59,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:02:59,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:02:59,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:02:59,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:02:59,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:02:59,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:02:59,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:02:59,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:02:59,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:02:59,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:02:59,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:02:59,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:02:59,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:02:59,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:02:59,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:02:59,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:02:59,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:02:59,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:02:59,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:02:59,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:02:59,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:02:59,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:02:59,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:02:59,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:02:59,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:02:59,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:02:59,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:02:59,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:02:59,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:02:59,439 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:02:59,440 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:02:59,440 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:02:59,440 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:02:59,440 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:02:59,440 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:02:59,441 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:02:59,441 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:02:59,441 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:02:59,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:02:59,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:02:59,442 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:02:59,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:02:59,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:02:59,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:02:59,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:02:59,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:02:59,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:02:59,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:02:59,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:02:59,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:02:59,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:02:59,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:02:59,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:02:59,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:02:59,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:02:59,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:02:59,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:02:59,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:02:59,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:02:59,446 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:02:59,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:02:59,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:02:59,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:02:59,447 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:02:59,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:02:59,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:02:59,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:02:59,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:02:59,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:02:59,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-11-24 16:02:59,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5e7ed8b/922ede21e31a48199d2b1ecb61e5fd2d/FLAG95b414aa6 [2019-11-24 16:03:00,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:03:00,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-11-24 16:03:00,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5e7ed8b/922ede21e31a48199d2b1ecb61e5fd2d/FLAG95b414aa6 [2019-11-24 16:03:00,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5e7ed8b/922ede21e31a48199d2b1ecb61e5fd2d [2019-11-24 16:03:00,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:03:00,633 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:03:00,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:03:00,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:03:00,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:03:00,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:00,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e10d391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00, skipping insertion in model container [2019-11-24 16:03:00,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:00,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:03:00,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:03:00,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:03:00,892 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:03:00,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:03:00,930 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:03:00,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00 WrapperNode [2019-11-24 16:03:00,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:03:00,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:03:00,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:03:00,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:03:00,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:00,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:03:01,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:03:01,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:03:01,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:03:01,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (1/1) ... [2019-11-24 16:03:01,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:03:01,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:03:01,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:03:01,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:03:01,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:03:00" (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 [2019-11-24 16:03:01,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:03:01,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:03:01,635 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:03:01,635 INFO L284 CfgBuilder]: Removed 35 assume(true) statements. [2019-11-24 16:03:01,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:03:01 BoogieIcfgContainer [2019-11-24 16:03:01,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:03:01,637 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:03:01,637 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:03:01,638 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:03:01,639 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:03:01" (1/1) ... [2019-11-24 16:03:01,639 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:03:01,662 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-11-24 16:03:01,662 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:03:01,670 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:03:01,677 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:03:01,678 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:03:03,824 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 157 [2019-11-24 16:03:04,133 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 16:03:04,278 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 16:03:04,389 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 16:03:05,248 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 16:03:05,355 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 16:03:06,152 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:03:06,172 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:03:06,172 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:03:06,174 INFO L168 Benchmark]: Toolchain (without parser) took 5540.99 ms. Allocated memory was 137.4 MB in the beginning and 367.5 MB in the end (delta: 230.2 MB). Free memory was 101.0 MB in the beginning and 260.8 MB in the end (delta: -159.8 MB). Peak memory consumption was 70.3 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,175 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory is still 118.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:03:06,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.06 ms. Allocated memory is still 137.4 MB. Free memory was 100.6 MB in the beginning and 90.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.97 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 90.3 MB in the beginning and 180.0 MB in the end (delta: -89.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,178 INFO L168 Benchmark]: Boogie Preprocessor took 27.75 ms. Allocated memory is still 201.3 MB. Free memory was 180.0 MB in the beginning and 177.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,179 INFO L168 Benchmark]: RCFGBuilder took 555.94 ms. Allocated memory is still 201.3 MB. Free memory was 177.7 MB in the beginning and 151.6 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,180 INFO L168 Benchmark]: Sifa took 4534.91 ms. Allocated memory was 201.3 MB in the beginning and 367.5 MB in the end (delta: 166.2 MB). Free memory was 151.6 MB in the beginning and 260.8 MB in the end (delta: -109.3 MB). Peak memory consumption was 56.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:03:06,184 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 137.4 MB. Free memory is still 118.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 295.06 ms. Allocated memory is still 137.4 MB. Free memory was 100.6 MB in the beginning and 90.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 120.97 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 90.3 MB in the beginning and 180.0 MB in the end (delta: -89.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.75 ms. Allocated memory is still 201.3 MB. Free memory was 180.0 MB in the beginning and 177.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 555.94 ms. Allocated memory is still 201.3 MB. Free memory was 177.7 MB in the beginning and 151.6 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Sifa took 4534.91 ms. Allocated memory was 201.3 MB in the beginning and 367.5 MB in the end (delta: 166.2 MB). Free memory was 151.6 MB in the beginning and 260.8 MB in the end (delta: -109.3 MB). Peak memory consumption was 56.9 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]: 4491, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 34, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 404, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 118, TOOLS_QUANTIFIERELIM_TIME[ms]: 355, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 57, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 178, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME[ms]: 3420, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 347, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 110, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2653, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2652, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 92, DAG_COMPRESSION_PROCESSED_NODES: 3564, DAG_COMPRESSION_RETAINED_NODES: 193 - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 4]: 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 171#(and (not (= |ULTIMATE.start_main_#t~nondet3| 2)) (= 2 ~ldv_mutex~0) (<= 0 ~open_called~0) (not (= 1 ~ldv_mutex~0)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3) (or (and (not (= |ULTIMATE.start_main_#t~nondet3| 3)) (not |ULTIMATE.start_main_#t~switch4|)) (and |ULTIMATE.start_main_#t~switch4| (= |ULTIMATE.start_main_#t~nondet3| 3))) (= ~open_called~0 0) (<= ~open_called~0 1) |ULTIMATE.start_main_#t~switch4| (or (and (not (= |ULTIMATE.start_main_#t~nondet3| 0)) (or (and (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|)))) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647)) (and (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3)) (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|))))) (<= 0 (+ |ULTIMATE.start_main_#t~nondet3| 2147483648)) (not (= |ULTIMATE.start_main_#t~nondet3| 1))) (and (not (= |ULTIMATE.start_main_#t~nondet3| 0)) (<= 0 (+ |ULTIMATE.start_main_#t~nondet3| 2147483648)) (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|))) (not (= |ULTIMATE.start_main_#t~nondet3| 1))) (and (not (= |ULTIMATE.start_main_#t~nondet3| 0)) (<= 0 (+ |ULTIMATE.start_main_#t~nondet3| 2147483648)) (or (and (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|)))) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_llseek_#res| 2147483648)) (<= 0 |ULTIMATE.start_my_init_#res|) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3) (= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647) (<= |ULTIMATE.start_misc_llseek_#res| 2147483647) (= |ULTIMATE.start_misc_llseek_#res| 0) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648))) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1)) (= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647)) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647)) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (or (and (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 2 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1))) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 |ULTIMATE.start_my_init_#res|) (not (= 3 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1)))) (or (and (= 0 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1))) (<= |ULTIMATE.start_my_init_#res| 2147483647) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (= 1 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1))) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 0 |ULTIMATE.start_my_init_#res|)))) (and (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (= 0 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1))) (<= |ULTIMATE.start_my_init_#res| 2147483647) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (= 1 (+ ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 (- 1))) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 0 |ULTIMATE.start_my_init_#res|))))) (<= 1 ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0) (= |ULTIMATE.start_misc_read_#res| 0) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647)) (and (or (and (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|)))) (and (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3)) (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|))))) (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2))) (and (or (and (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|)))) (and (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 2) (<= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (= |ULTIMATE.start_misc_read_#res| 0) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= 0 |ULTIMATE.start_my_init_#res|) (<= 0 (+ |ULTIMATE.start_misc_read_#res| 2147483648)) (<= |ULTIMATE.start_misc_read_#res| 2147483647)) (and (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3)) (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|))))) (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3))) (and (not (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 3)) (<= 0 |ULTIMATE.start_my_init_#res|) (or (and (<= |ULTIMATE.start_my_init_#res| 2147483647) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 0) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ~open_called~0 0) (= 0 |ULTIMATE.start_my_init_#res|)) (and (<= 0 (+ |ULTIMATE.start_misc_open_#res| 2147483648)) (<= |ULTIMATE.start_misc_open_#res| 2147483647) (<= |ULTIMATE.start_my_init_#res| 2147483647) (or (and (= ~open_called~0 1) (= 0 |ULTIMATE.start_misc_open_#res|)) (and (= 1 |ULTIMATE.start_misc_open_#res|) (= ~open_called~0 0))) (<= 0 (+ |ULTIMATE.start_my_init_#res| 2147483648)) (= ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0 1) (= 0 |ULTIMATE.start_my_init_#res|))))) (not (= |ULTIMATE.start_main_#t~nondet3| 1)))) (<= |ULTIMATE.start_main_#t~nondet3| 2147483647) (<= |ULTIMATE.start_my_init_#res| 0) (<= 0 ULTIMATE.start_main_~ldv_s_misc_fops_file_operations~0)). Possible FailurePath: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...