./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 52352ebe0b2bc54cdf70f1c00579114e8efddf9c .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 52352ebe0b2bc54cdf70f1c00579114e8efddf9c ............................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:26:09,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:26:09,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:26:09,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:26:09,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:26:09,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:26:09,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:26:09,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:26:09,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:26:09,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:26:09,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:26:09,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:26:09,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:26:09,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:26:09,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:26:09,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:26:09,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:26:09,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:26:09,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:26:09,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:26:09,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:26:09,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:26:09,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:26:09,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:26:09,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:26:09,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:26:09,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:26:09,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:26:09,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:26:09,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:26:09,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:26:09,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:26:09,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:26:09,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:26:09,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:26:09,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:26:09,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:26:09,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:26:09,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:26:09,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:26:09,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:26:09,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 10:26:09,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:26:09,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:26:09,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:26:09,609 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:26:09,609 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:26:09,609 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:26:09,610 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:26:09,610 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:26:09,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:26:09,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:26:09,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:26:09,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:26:09,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:26:09,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:26:09,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:26:09,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:26:09,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:26:09,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:26:09,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:26:09,614 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 10:26:09,614 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52352ebe0b2bc54cdf70f1c00579114e8efddf9c [2019-12-07 10:26:09,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:26:09,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:26:09,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:26:09,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:26:09,732 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:26:09,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i [2019-12-07 10:26:09,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/812566881/e2b4f894299d4ed5ac5571f31e3b5d1e/FLAG4f18e76b6 [2019-12-07 10:26:10,248 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:26:10,248 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i [2019-12-07 10:26:10,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/812566881/e2b4f894299d4ed5ac5571f31e3b5d1e/FLAG4f18e76b6 [2019-12-07 10:26:10,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/812566881/e2b4f894299d4ed5ac5571f31e3b5d1e [2019-12-07 10:26:10,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:26:10,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:26:10,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:10,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:26:10,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:26:10,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:10" (1/1) ... [2019-12-07 10:26:10,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59bca26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:10, skipping insertion in model container [2019-12-07 10:26:10,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:10" (1/1) ... [2019-12-07 10:26:10,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:26:10,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:26:10,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:26:10,682 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 10:26:10,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d3f5dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:10, skipping insertion in model container [2019-12-07 10:26:10,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:10,683 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:26:10,684 INFO L168 Benchmark]: Toolchain (without parser) took 410.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:10,685 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:26:10,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:10,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 408.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1727]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 10:26:11,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:26:11,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:26:11,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:26:11,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:26:11,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:26:11,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:26:11,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:26:11,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:26:11,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:26:11,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:26:11,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:26:11,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:26:11,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:26:11,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:26:11,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:26:11,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:26:11,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:26:11,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:26:11,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:26:11,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:26:11,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:26:11,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:26:11,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:26:11,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:26:11,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:26:11,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:26:11,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:26:11,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:26:11,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:26:11,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:26:11,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:26:11,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:26:11,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:26:11,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:26:11,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:26:11,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:26:11,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:26:11,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:26:11,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:26:11,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:26:11,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 10:26:11,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:26:11,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:26:11,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:26:11,830 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:26:11,830 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:26:11,830 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:26:11,830 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:26:11,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:26:11,830 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:26:11,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:26:11,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:26:11,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:26:11,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:26:11,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:26:11,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:26:11,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:26:11,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:26:11,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:26:11,833 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:26:11,834 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:26:11,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:26:11,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:26:11,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:26:11,834 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52352ebe0b2bc54cdf70f1c00579114e8efddf9c [2019-12-07 10:26:12,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:26:12,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:26:12,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:26:12,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:26:12,017 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:26:12,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i [2019-12-07 10:26:12,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/8cd9b54a2/4ba3ba1f8c9b407aa8423b7d6c8bc712/FLAG388e3e8ce [2019-12-07 10:26:12,590 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:26:12,590 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i [2019-12-07 10:26:12,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/8cd9b54a2/4ba3ba1f8c9b407aa8423b7d6c8bc712/FLAG388e3e8ce [2019-12-07 10:26:13,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/data/8cd9b54a2/4ba3ba1f8c9b407aa8423b7d6c8bc712 [2019-12-07 10:26:13,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:26:13,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:26:13,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:13,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:26:13,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:26:13,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac71e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13, skipping insertion in model container [2019-12-07 10:26:13,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:26:13,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:26:13,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:26:13,490 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 10:26:13,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:26:13,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:26:13,577 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:26:13,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:26:13,692 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:26:13,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13 WrapperNode [2019-12-07 10:26:13,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:26:13,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:26:13,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:26:13,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:26:13,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:26:13,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:26:13,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:26:13,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:26:13,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... [2019-12-07 10:26:13,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:26:13,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:26:13,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:26:13,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:26:13,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/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 [2019-12-07 10:26:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-12-07 10:26:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 10:26:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 10:26:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:26:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:26:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-12-07 10:26:19,526 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:26:19,526 INFO L287 CfgBuilder]: Removed 185 assume(true) statements. [2019-12-07 10:26:19,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:26:19 BoogieIcfgContainer [2019-12-07 10:26:19,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:26:19,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:26:19,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:26:19,531 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:26:19,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:26:13" (1/3) ... [2019-12-07 10:26:19,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707a34b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:26:19, skipping insertion in model container [2019-12-07 10:26:19,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:26:13" (2/3) ... [2019-12-07 10:26:19,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707a34b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:26:19, skipping insertion in model container [2019-12-07 10:26:19,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:26:19" (3/3) ... [2019-12-07 10:26:19,534 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_670x-ko--107_1a--adbbc36-1.i [2019-12-07 10:26:19,540 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:26:19,546 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 10:26:19,556 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 10:26:19,576 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:26:19,576 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:26:19,576 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:26:19,576 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:26:19,577 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:26:19,577 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:26:19,577 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:26:19,577 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:26:19,593 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-12-07 10:26:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 10:26:19,598 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:26:19,598 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:26:19,599 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:26:19,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:26:19,603 INFO L82 PathProgramCache]: Analyzing trace with hash -612151764, now seen corresponding path program 1 times [2019-12-07 10:26:19,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:26:19,612 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587233790] [2019-12-07 10:26:19,612 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c3b9f55-7019-4fb6-afc4-4a36c6044e08/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 10:26:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:26:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:26:24,455 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-12-07 10:26:24,455 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 10:26:24,656 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 10:26:24,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,727 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-12-07 10:26:24,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-12-07 10:26:24,736 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-12-07 10:26:24,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:26:24 BoogieIcfgContainer [2019-12-07 10:26:24,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:26:24,744 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:26:24,744 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:26:24,744 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:26:24,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:26:19" (3/4) ... [2019-12-07 10:26:24,747 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 10:26:24,747 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:26:24,748 INFO L168 Benchmark]: Toolchain (without parser) took 11708.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.1 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -227.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:26:24,749 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:26:24,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -105.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:24,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:24,750 INFO L168 Benchmark]: Boogie Preprocessor took 63.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:24,750 INFO L168 Benchmark]: RCFGBuilder took 5700.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 871.1 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:24,751 INFO L168 Benchmark]: TraceAbstraction took 5215.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 79.7 MB). Free memory was 864.3 MB in the beginning and 1.2 GB in the end (delta: -310.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:26:24,751 INFO L168 Benchmark]: Witness Printer took 3.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:26:24,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 653.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -105.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5700.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 871.1 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5215.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 79.7 MB). Free memory was 864.3 MB in the beginning and 1.2 GB in the end (delta: -310.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 2129]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1781. Possible FailurePath: [L1781-L1783] static struct ni_670x_board const ni_670x_boards[3U] = { {11408U, "PCI-6703", 16U, 16U}, {6432U, "PXI-6704", 32U, 16U}, {4752U, "PCI-6704", 32U, 16U}}; [L1784-L1786] static struct pci_device_id const ni_670x_pci_table[3U] = { {4243U, 11408U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 6432U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L1787] struct pci_device_id const __mod_pci_device_table ; [L1790-L1791] static struct comedi_driver driver_ni_670x = {0, "ni_670x", & __this_module, & ni_670x_attach, & ni_670x_detach, 0U, 0, 0}; [L1807-L1817] static struct pci_driver driver_ni_670x_pci_driver = {{0, 0}, 0, (struct pci_device_id const *)(& ni_670x_pci_table), & driver_ni_670x_pci_probe, & driver_ni_670x_pci_remove, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, {{{{{0U}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}}; [L1841] static struct comedi_lrange range_0_20mA = {1, {{0, 20000000, 1U}}}; [L2080] int LDV_IN_INTERRUPT ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=0, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] [L2083] struct comedi_device *var_group1 ; [L2084] struct comedi_devconfig *var_group2 ; [L2085] int tmp ; [L2086] int tmp___0 ; [L2087] int tmp___1 ; [L2089] LDV_IN_INTERRUPT = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=1, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] [L1820] int retval ; [L1821] int tmp ; [L2178] return __VERIFIER_nondet_int(); [L1823] retval = comedi_driver_register(& driver_ni_670x) [L1824] COND TRUE retval < 0 [L1825] return (retval); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=1, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] [L2092] tmp = driver_ni_670x_init_module() [L2093] COND TRUE tmp != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=1, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] [L2143] int tmp ; [L2144] int tmp___0 ; [L2145] int tmp___1 ; [L2214] return __VERIFIER_nondet_int(); [L2147] tmp = ldv_module_license() [L2148] COND FALSE !(tmp == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=1, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] [L2129] __VERIFIER_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_ni_670x={10:0}, driver_ni_670x_pci_driver={-2147483640:0}, LDV_IN_INTERRUPT=1, ni_670x_boards={2:0}, ni_670x_pci_table={1073741832:0}, range_0_20mA={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Result: UNSAFE, OverallTime: 5.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...