./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9399fd1973c407bf1d8cb1f825eaeba76c4c394b ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9399fd1973c407bf1d8cb1f825eaeba76c4c394b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:25:06,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:06,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:06,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:06,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:06,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:06,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:06,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:06,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:06,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:06,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:06,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:06,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:06,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:06,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:06,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:06,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:06,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:06,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:06,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:06,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:06,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:06,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:06,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:06,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:06,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:06,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:06,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:06,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:06,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:06,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:06,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:06,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:06,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:06,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:06,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:06,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:06,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:06,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:06,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:06,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:06,921 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:25:06,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:06,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:06,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:06,961 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:06,961 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:06,961 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:06,962 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:06,962 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:06,962 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:06,962 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:06,962 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:06,963 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:06,963 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:06,963 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:06,964 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:06,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:06,965 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:06,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:06,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:06,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:06,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:06,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:06,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:06,966 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:06,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:06,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:06,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:06,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:06,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:06,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:06,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:06,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:06,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:06,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:06,969 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:06,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:06,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:06,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:06,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:06,971 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9399fd1973c407bf1d8cb1f825eaeba76c4c394b [2021-10-11 02:25:07,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:07,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:07,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:07,272 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:07,273 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:07,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-11 02:25:07,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/d668952b9/34489a6679a547fa9ed1f908fde5073b/FLAG741f85439 [2021-10-11 02:25:07,946 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:07,947 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-11 02:25:07,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/d668952b9/34489a6679a547fa9ed1f908fde5073b/FLAG741f85439 [2021-10-11 02:25:08,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/d668952b9/34489a6679a547fa9ed1f908fde5073b [2021-10-11 02:25:08,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:08,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:08,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:08,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:08,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:08,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:08" (1/1) ... [2021-10-11 02:25:08,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63768e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:08, skipping insertion in model container [2021-10-11 02:25:08,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:08" (1/1) ... [2021-10-11 02:25:08,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:08,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:08,579 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] [2021-10-11 02:25:08,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:08,602 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) [2021-10-11 02:25:08,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@172b808b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:08, skipping insertion in model container [2021-10-11 02:25:08,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:08,604 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:08,606 INFO L168 Benchmark]: Toolchain (without parser) took 398.44 ms. Allocated memory is still 113.2 MB. Free memory was 83.4 MB in the beginning and 86.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:08,607 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 113.2 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:08,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.69 ms. Allocated memory is still 113.2 MB. Free memory was 83.1 MB in the beginning and 86.5 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:08,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 113.2 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 393.69 ms. Allocated memory is still 113.2 MB. Free memory was 83.1 MB in the beginning and 86.5 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 471]: 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 0.2.0-7b2dab5 [2021-10-11 02:25:11,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:11,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:11,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:11,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:11,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:11,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:11,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:11,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:11,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:11,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:11,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:11,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:11,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:11,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:11,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:11,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:11,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:11,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:11,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:11,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:11,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:11,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:11,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:11,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:11,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:11,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:11,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:11,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:11,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:11,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:11,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:11,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:11,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:11,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:11,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:11,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:11,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:11,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:11,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:11,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:11,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:25:11,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:11,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:11,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:11,218 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:11,218 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:11,218 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:11,218 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:11,219 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:11,219 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:11,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:11,220 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:11,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:11,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:11,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:25:11,221 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:11,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:11,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:11,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:11,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:11,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:25:11,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:11,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:11,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:11,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:11,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:11,227 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:25:11,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:11,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:11,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:11,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:11,228 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9399fd1973c407bf1d8cb1f825eaeba76c4c394b [2021-10-11 02:25:11,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:11,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:11,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:11,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:11,698 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:11,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-11 02:25:11,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/1a87daac6/83de001ad34a49b39ea44e77417326e1/FLAG24e68b175 [2021-10-11 02:25:12,443 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:12,444 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-11 02:25:12,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/1a87daac6/83de001ad34a49b39ea44e77417326e1/FLAG24e68b175 [2021-10-11 02:25:12,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/data/1a87daac6/83de001ad34a49b39ea44e77417326e1 [2021-10-11 02:25:12,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:12,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:12,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:12,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:12,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:12,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:12" (1/1) ... [2021-10-11 02:25:12,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706ef5ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:12, skipping insertion in model container [2021-10-11 02:25:12,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:12" (1/1) ... [2021-10-11 02:25:12,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:12,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:13,071 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] [2021-10-11 02:25:13,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:13,097 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:25:13,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:13,169 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] [2021-10-11 02:25:13,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:13,197 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:25:13,286 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] [2021-10-11 02:25:13,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:13,333 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:25:13,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13 WrapperNode [2021-10-11 02:25:13,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:13,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:13,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:25:13,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:25:13,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:13,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:25:13,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:25:13,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:25:13,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... [2021-10-11 02:25:13,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:25:13,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:25:13,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:25:13,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:25:13,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:25:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:25:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:25:15,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:25:15,867 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 02:25:15,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:15 BoogieIcfgContainer [2021-10-11 02:25:15,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:25:15,872 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:25:15,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:25:15,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:25:15,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:25:12" (1/3) ... [2021-10-11 02:25:15,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13dce3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:15, skipping insertion in model container [2021-10-11 02:25:15,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:13" (2/3) ... [2021-10-11 02:25:15,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13dce3ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:15, skipping insertion in model container [2021-10-11 02:25:15,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:15" (3/3) ... [2021-10-11 02:25:15,880 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2021-10-11 02:25:15,897 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:25:15,900 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:25:15,910 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:25:15,934 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:25:15,934 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:25:15,934 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:25:15,934 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:25:15,934 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:25:15,935 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:25:15,935 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:25:15,935 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:25:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-10-11 02:25:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:25:15,957 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:15,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:15,958 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:15,965 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2021-10-11 02:25:15,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:15,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793780828] [2021-10-11 02:25:15,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:25:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:16,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:25:16,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:16,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:16,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793780828] [2021-10-11 02:25:16,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:16,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:25:16,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544439714] [2021-10-11 02:25:16,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:25:16,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:16,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:25:16,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:25:16,329 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-10-11 02:25:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:16,358 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-11 02:25:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:25:16,360 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:25:16,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:16,372 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:25:16,372 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:25:16,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:25:16,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:25:16,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-11 02:25:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-10-11 02:25:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-11 02:25:16,422 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-11 02:25:16,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:16,423 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-11 02:25:16,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:25:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-11 02:25:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:25:16,425 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:16,425 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:16,642 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:25:16,643 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:16,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:16,644 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2021-10-11 02:25:16,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:16,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1535261070] [2021-10-11 02:25:16,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:16,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:16,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:16,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:16,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1535261070] [2021-10-11 02:25:16,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:16,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:16,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070737327] [2021-10-11 02:25:16,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:16,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:16,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:16,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:16,902 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-10-11 02:25:16,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:16,915 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-11 02:25:16,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:16,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:25:16,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:16,917 INFO L225 Difference]: With dead ends: 71 [2021-10-11 02:25:16,917 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:25:16,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:16,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:25:16,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:25:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:25:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:25:16,925 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:25:16,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:16,926 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:25:16,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:25:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:25:16,928 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:16,928 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:17,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,137 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:17,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:17,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2021-10-11 02:25:17,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:17,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347159979] [2021-10-11 02:25:17,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:17,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:25:17,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:17,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:17,481 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:17,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347159979] [2021-10-11 02:25:17,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:17,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:25:17,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874515472] [2021-10-11 02:25:17,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:25:17,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:17,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:25:17,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:17,484 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:25:17,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:17,531 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-11 02:25:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:25:17,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:25:17,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:17,533 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:25:17,533 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:25:17,535 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:25:17,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:25:17,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:25:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:25:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:25:17,549 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-11 02:25:17,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:17,551 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:25:17,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:25:17,551 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:25:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:25:17,553 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:17,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:17,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,768 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:17,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:17,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2021-10-11 02:25:17,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:17,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984309751] [2021-10-11 02:25:17,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:18,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:18,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:18,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:18,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1984309751] [2021-10-11 02:25:18,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:18,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:25:18,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486470612] [2021-10-11 02:25:18,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:18,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:18,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:18,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:18,083 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:25:18,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:18,228 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-11 02:25:18,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:25:18,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:25:18,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:18,231 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:25:18,231 INFO L226 Difference]: Without dead ends: 124 [2021-10-11 02:25:18,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:25:18,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-11 02:25:18,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-10-11 02:25:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:25:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-10-11 02:25:18,244 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-10-11 02:25:18,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:18,244 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-10-11 02:25:18,245 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-10-11 02:25:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:25:18,246 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:18,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:18,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,465 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:18,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:18,465 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2021-10-11 02:25:18,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:25:18,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909956149] [2021-10-11 02:25:18,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:18,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:25:18,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:25:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:18,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:25:18,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909956149] [2021-10-11 02:25:18,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:18,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:25:18,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321938702] [2021-10-11 02:25:18,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:25:18,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:25:18,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:25:18,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:18,684 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2021-10-11 02:25:18,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:18,772 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-10-11 02:25:18,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:25:18,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:25:18,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:18,773 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:25:18,774 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:25:18,775 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:25:18,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:25:18,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:25:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:25:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:25:18,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:25:18,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:18,776 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:25:18,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:25:18,777 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:25:18,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:25:18,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:25:18,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:25:19,385 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,385 INFO L262 CegarLoopResult]: For program point L416(lines 416 429) no Hoare annotation was computed. [2021-10-11 02:25:19,386 INFO L258 CegarLoopResult]: At program point L862(lines 857 865) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,386 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:25:19,386 INFO L258 CegarLoopResult]: At program point L862-1(lines 857 865) the Hoare annotation is: false [2021-10-11 02:25:19,386 INFO L258 CegarLoopResult]: At program point L862-2(lines 857 865) the Hoare annotation is: false [2021-10-11 02:25:19,386 INFO L262 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:25:19,386 INFO L258 CegarLoopResult]: At program point L53-1(lines 1 906) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,386 INFO L262 CegarLoopResult]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:25:19,387 INFO L258 CegarLoopResult]: At program point L53-3(lines 1 906) the Hoare annotation is: false [2021-10-11 02:25:19,387 INFO L262 CegarLoopResult]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-10-11 02:25:19,387 INFO L258 CegarLoopResult]: At program point L53-5(lines 1 906) the Hoare annotation is: false [2021-10-11 02:25:19,387 INFO L262 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,387 INFO L262 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,387 INFO L262 CegarLoopResult]: For program point L813-2(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,387 INFO L258 CegarLoopResult]: At program point L434(lines 385 435) the Hoare annotation is: false [2021-10-11 02:25:19,387 INFO L258 CegarLoopResult]: At program point L104(lines 99 107) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,388 INFO L258 CegarLoopResult]: At program point L121-2(lines 121 135) the Hoare annotation is: false [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L849(lines 849 853) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L265 CegarLoopResult]: At program point L205(lines 186 208) the Hoare annotation is: true [2021-10-11 02:25:19,388 INFO L258 CegarLoopResult]: At program point L172(lines 168 174) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L387(lines 386 433) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L255(lines 255 272) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L255-1(lines 255 272) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L255-2(lines 255 272) no Hoare annotation was computed. [2021-10-11 02:25:19,388 INFO L262 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L258 CegarLoopResult]: At program point L223(lines 222 241) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point L223-1(lines 223 229) no Hoare annotation was computed. [2021-10-11 02:25:19,389 INFO L258 CegarLoopResult]: At program point L223-2(lines 222 241) the Hoare annotation is: false [2021-10-11 02:25:19,389 INFO L258 CegarLoopResult]: At program point L223-3(lines 222 241) the Hoare annotation is: false [2021-10-11 02:25:19,389 INFO L262 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L125-1(lines 223 229) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L258 CegarLoopResult]: At program point L406-1(lines 406 412) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L357-2(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L357-3(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L357-5(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,390 INFO L262 CegarLoopResult]: For program point L357-6(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,391 INFO L262 CegarLoopResult]: For program point L357-8(lines 357 361) no Hoare annotation was computed. [2021-10-11 02:25:19,391 INFO L258 CegarLoopResult]: At program point L308(lines 303 311) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,391 INFO L258 CegarLoopResult]: At program point L308-1(lines 303 311) the Hoare annotation is: false [2021-10-11 02:25:19,391 INFO L258 CegarLoopResult]: At program point L308-2(lines 303 311) the Hoare annotation is: false [2021-10-11 02:25:19,391 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:25:19,391 INFO L258 CegarLoopResult]: At program point L903(lines 898 906) the Hoare annotation is: false [2021-10-11 02:25:19,396 INFO L258 CegarLoopResult]: At program point L424-2(lines 223 229) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,396 INFO L258 CegarLoopResult]: At program point L903-1(lines 898 906) the Hoare annotation is: false [2021-10-11 02:25:19,397 INFO L262 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2021-10-11 02:25:19,398 INFO L258 CegarLoopResult]: At program point L903-2(lines 898 906) the Hoare annotation is: false [2021-10-11 02:25:19,398 INFO L262 CegarLoopResult]: For program point L259(lines 259 267) no Hoare annotation was computed. [2021-10-11 02:25:19,398 INFO L262 CegarLoopResult]: For program point L259-1(lines 259 267) no Hoare annotation was computed. [2021-10-11 02:25:19,398 INFO L262 CegarLoopResult]: For program point L259-2(lines 259 267) no Hoare annotation was computed. [2021-10-11 02:25:19,399 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:25:19,399 INFO L258 CegarLoopResult]: At program point L96(lines 1 906) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,399 INFO L262 CegarLoopResult]: For program point L196(lines 196 203) no Hoare annotation was computed. [2021-10-11 02:25:19,399 INFO L265 CegarLoopResult]: At program point L196-1(lines 196 203) the Hoare annotation is: true [2021-10-11 02:25:19,400 INFO L258 CegarLoopResult]: At program point L230(lines 230 236) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,400 INFO L258 CegarLoopResult]: At program point L230-1(lines 230 236) the Hoare annotation is: false [2021-10-11 02:25:19,400 INFO L258 CegarLoopResult]: At program point L230-2(lines 230 236) the Hoare annotation is: false [2021-10-11 02:25:19,400 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:25:19,400 INFO L262 CegarLoopResult]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-10-11 02:25:19,401 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-10-11 02:25:19,401 INFO L262 CegarLoopResult]: For program point L825-3(lines 825 829) no Hoare annotation was computed. [2021-10-11 02:25:19,401 INFO L262 CegarLoopResult]: For program point L825-6(lines 825 829) no Hoare annotation was computed. [2021-10-11 02:25:19,401 INFO L262 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2021-10-11 02:25:19,403 INFO L258 CegarLoopResult]: At program point L396-1(lines 396 402) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:25:19,403 INFO L258 CegarLoopResult]: At program point L363(lines 348 366) the Hoare annotation is: false [2021-10-11 02:25:19,403 INFO L258 CegarLoopResult]: At program point L363-1(lines 348 366) the Hoare annotation is: false [2021-10-11 02:25:19,403 INFO L258 CegarLoopResult]: At program point L363-2(lines 348 366) the Hoare annotation is: false [2021-10-11 02:25:19,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:19 BoogieIcfgContainer [2021-10-11 02:25:19,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:19,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:19,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:19,450 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:19,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:15" (3/4) ... [2021-10-11 02:25:19,455 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:25:19,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:25:19,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:25:19,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:25:19,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:25:19,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:25:19,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:19,482 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:19,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:25:19,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b98f10e-8d87-4aa5-9582-e547393dd525/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:19,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:19,582 INFO L168 Benchmark]: Toolchain (without parser) took 6881.43 ms. Allocated memory was 73.4 MB in the beginning and 119.5 MB in the end (delta: 46.1 MB). Free memory was 56.1 MB in the beginning and 48.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 53.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,583 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 73.4 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:19,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.52 ms. Allocated memory is still 73.4 MB. Free memory was 55.9 MB in the beginning and 49.9 MB in the end (delta: 6.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.29 ms. Allocated memory is still 73.4 MB. Free memory was 49.9 MB in the beginning and 46.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,584 INFO L168 Benchmark]: Boogie Preprocessor took 41.03 ms. Allocated memory is still 73.4 MB. Free memory was 46.8 MB in the beginning and 44.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,585 INFO L168 Benchmark]: RCFGBuilder took 2420.58 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 44.7 MB in the beginning and 66.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,599 INFO L168 Benchmark]: TraceAbstraction took 3577.17 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 65.5 MB in the beginning and 55.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,600 INFO L168 Benchmark]: Witness Printer took 131.56 ms. Allocated memory is still 119.5 MB. Free memory was 55.1 MB in the beginning and 48.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:19,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 73.4 MB. Free memory was 54.8 MB in the beginning and 54.8 MB in the end (delta: 60.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 632.52 ms. Allocated memory is still 73.4 MB. Free memory was 55.9 MB in the beginning and 49.9 MB in the end (delta: 6.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.29 ms. Allocated memory is still 73.4 MB. Free memory was 49.9 MB in the beginning and 46.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.03 ms. Allocated memory is still 73.4 MB. Free memory was 46.8 MB in the beginning and 44.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2420.58 ms. Allocated memory was 73.4 MB in the beginning and 98.6 MB in the end (delta: 25.2 MB). Free memory was 44.7 MB in the beginning and 66.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3577.17 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 65.5 MB in the beginning and 55.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Witness Printer took 131.56 ms. Allocated memory is still 119.5 MB. Free memory was 55.1 MB in the beginning and 48.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 311 SDtfs, 325 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 155 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1473 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3325 SizeOfPredicates, 7 NumberOfNonLiveVariables, 976 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...