./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 ed5636201ca86e4c0316e1914010795451711e2b ............................................................................................................................................ 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 ed5636201ca86e4c0316e1914010795451711e2b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:31:44,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:44,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:44,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:44,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:44,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:44,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:44,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:44,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:44,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:44,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:44,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:44,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:44,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:44,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:44,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:44,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:44,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:44,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:44,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:44,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:44,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:44,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:44,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:44,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:44,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:44,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:44,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:44,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:44,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:44,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:44,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:44,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:44,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:44,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:44,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:44,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:44,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:44,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:44,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:44,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:44,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:44,870 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:44,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:44,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:44,873 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:44,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:44,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:44,874 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:44,874 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:44,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:44,882 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:44,883 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:44,884 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:44,884 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:44,884 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:44,884 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:44,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:44,886 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:44,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:44,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:44,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:44,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:44,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:44,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:44,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:44,888 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:44,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:44,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:44,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:44,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:44,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:44,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:44,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:44,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:44,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:44,893 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:44,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:44,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:44,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:44,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:44,895 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed5636201ca86e4c0316e1914010795451711e2b [2021-10-11 02:31:45,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:45,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:45,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:45,298 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:45,299 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:45,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-11 02:31:45,373 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/c146948b5/e305f88d0c5f41978b121541d918f369/FLAGf433db2e8 [2021-10-11 02:31:46,060 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:46,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-11 02:31:46,075 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/c146948b5/e305f88d0c5f41978b121541d918f369/FLAGf433db2e8 [2021-10-11 02:31:46,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/c146948b5/e305f88d0c5f41978b121541d918f369 [2021-10-11 02:31:46,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:46,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:46,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:46,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:46,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:46,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:46" (1/1) ... [2021-10-11 02:31:46,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@594e8e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:46, skipping insertion in model container [2021-10-11 02:31:46,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:46" (1/1) ... [2021-10-11 02:31:46,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:46,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:46,860 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-10-11 02:31:46,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:46,967 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 02:31:46,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e8a2c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:46, skipping insertion in model container [2021-10-11 02:31:46,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:46,971 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:46,975 INFO L168 Benchmark]: Toolchain (without parser) took 639.60 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 46.6 MB in the beginning and 79.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:46,977 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:46,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.05 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 46.4 MB in the beginning and 79.5 MB in the end (delta: -33.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:46,983 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 83.9 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 632.05 ms. Allocated memory was 83.9 MB in the beginning and 107.0 MB in the end (delta: 23.1 MB). Free memory was 46.4 MB in the beginning and 79.5 MB in the end (delta: -33.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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 02:31:49,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:49,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:49,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:49,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:49,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:49,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:49,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:49,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:49,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:49,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:49,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:49,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:49,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:49,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:49,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:49,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:49,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:49,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:49,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:49,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:49,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:49,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:49,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:49,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:49,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:49,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:49,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:49,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:49,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:49,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:49,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:49,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:49,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:49,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:49,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:49,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:49,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:49,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:49,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:49,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:49,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:49,741 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:49,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:49,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:49,744 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:49,744 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:49,744 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:49,744 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:49,745 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:49,745 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:49,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:49,748 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:49,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:49,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:49,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:49,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:49,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:49,749 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:49,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:49,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:49,750 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:49,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:49,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:49,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:49,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:49,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:49,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:49,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:49,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:49,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:49,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:49,753 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:49,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:49,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:49,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:49,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:49,754 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed5636201ca86e4c0316e1914010795451711e2b [2021-10-11 02:31:50,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:50,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:50,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:50,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:50,247 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:50,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-11 02:31:50,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/686a5c2fe/7e649f364b2d470592cb8b2bee1bdeb2/FLAGbdb89c9ce [2021-10-11 02:31:51,124 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:51,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2021-10-11 02:31:51,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/686a5c2fe/7e649f364b2d470592cb8b2bee1bdeb2/FLAGbdb89c9ce [2021-10-11 02:31:51,365 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/data/686a5c2fe/7e649f364b2d470592cb8b2bee1bdeb2 [2021-10-11 02:31:51,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:51,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:51,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:51,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:51,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:51,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:51" (1/1) ... [2021-10-11 02:31:51,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2667a563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:51, skipping insertion in model container [2021-10-11 02:31:51,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:51" (1/1) ... [2021-10-11 02:31:51,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:51,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:51,759 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-10-11 02:31:51,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:51,931 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:51,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:52,043 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-10-11 02:31:52,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:52,090 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:31:52,137 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_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-10-11 02:31:52,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:52,207 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:31:52,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52 WrapperNode [2021-10-11 02:31:52,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:52,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:52,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:31:52,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:31:52,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:52,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:31:52,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:31:52,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:31:52,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:31:52,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:31:52,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:31:52,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:31:52,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:31:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:31:52,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:31:52,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:31:55,438 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:31:55,438 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:31:55,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:55 BoogieIcfgContainer [2021-10-11 02:31:55,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:31:55,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:31:55,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:31:55,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:31:55,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:51" (1/3) ... [2021-10-11 02:31:55,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e48fb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:55, skipping insertion in model container [2021-10-11 02:31:55,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52" (2/3) ... [2021-10-11 02:31:55,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e48fb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:31:55, skipping insertion in model container [2021-10-11 02:31:55,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:55" (3/3) ... [2021-10-11 02:31:55,448 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2021-10-11 02:31:55,462 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:31:55,465 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:31:55,475 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:31:55,499 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:31:55,500 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:31:55,500 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:31:55,500 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:31:55,500 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:31:55,500 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:31:55,500 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:31:55,500 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:31:55,515 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2021-10-11 02:31:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:31:55,521 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:55,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:31:55,522 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:55,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:55,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-11 02:31:55,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:55,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394890731] [2021-10-11 02:31:55,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:55,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:31:55,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:55,900 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 02:31:55,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:55,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [394890731] [2021-10-11 02:31:55,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:55,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:31:55,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200125330] [2021-10-11 02:31:55,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:31:55,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:55,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:31:55,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:31:55,923 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2021-10-11 02:31:55,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:55,951 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-11 02:31:55,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:31:55,952 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:31:55,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:55,963 INFO L225 Difference]: With dead ends: 208 [2021-10-11 02:31:55,963 INFO L226 Difference]: Without dead ends: 103 [2021-10-11 02:31:55,967 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 02:31:55,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-11 02:31:56,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-11 02:31:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2021-10-11 02:31:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-11 02:31:56,009 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-11 02:31:56,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:56,010 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-11 02:31:56,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:31:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-11 02:31:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:31:56,011 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:56,011 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 02:31:56,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:31:56,228 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:56,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:56,229 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-11 02:31:56,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:56,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093568614] [2021-10-11 02:31:56,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:56,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:56,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:56,507 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 02:31:56,508 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:56,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093568614] [2021-10-11 02:31:56,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:56,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:56,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807242197] [2021-10-11 02:31:56,510 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:56,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:56,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:56,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:56,513 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2021-10-11 02:31:56,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:56,543 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-11 02:31:56,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:56,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:31:56,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:56,550 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:31:56,550 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:31:56,552 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 02:31:56,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:31:56,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:31:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:31:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:31:56,567 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-11 02:31:56,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:56,568 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:31:56,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:31:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:31:56,569 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:56,569 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 02:31:56,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:31:56,770 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:56,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:56,771 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-11 02:31:56,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:56,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945390697] [2021-10-11 02:31:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:56,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:31:56,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:57,016 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 02:31:57,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:57,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945390697] [2021-10-11 02:31:57,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:57,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:31:57,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873620860] [2021-10-11 02:31:57,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:31:57,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:57,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:31:57,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:31:57,019 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:31:57,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:57,076 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2021-10-11 02:31:57,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:31:57,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:31:57,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:57,077 INFO L225 Difference]: With dead ends: 123 [2021-10-11 02:31:57,078 INFO L226 Difference]: Without dead ends: 84 [2021-10-11 02:31:57,078 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 02:31:57,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-11 02:31:57,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-11 02:31:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 02:31:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2021-10-11 02:31:57,090 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2021-10-11 02:31:57,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:57,090 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2021-10-11 02:31:57,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:31:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2021-10-11 02:31:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:31:57,092 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:57,092 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 02:31:57,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:31:57,312 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:57,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:57,312 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-11 02:31:57,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:57,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228433017] [2021-10-11 02:31:57,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:57,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:57,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:57,575 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 02:31:57,575 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:57,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228433017] [2021-10-11 02:31:57,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:57,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:31:57,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818325232] [2021-10-11 02:31:57,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:57,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:57,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:57,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:57,580 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2021-10-11 02:31:57,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:57,752 INFO L93 Difference]: Finished difference Result 404 states and 614 transitions. [2021-10-11 02:31:57,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:31:57,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:31:57,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:57,756 INFO L225 Difference]: With dead ends: 404 [2021-10-11 02:31:57,757 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 02:31:57,758 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 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 02:31:57,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 02:31:57,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 148. [2021-10-11 02:31:57,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-10-11 02:31:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-10-11 02:31:57,782 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 24 [2021-10-11 02:31:57,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:57,782 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-10-11 02:31:57,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-10-11 02:31:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:31:57,784 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:31:57,784 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, 1] [2021-10-11 02:31:58,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:31:58,004 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:31:58,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:31:58,004 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2021-10-11 02:31:58,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:31:58,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [840108466] [2021-10-11 02:31:58,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/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 02:31:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:31:58,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:31:58,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:31:58,334 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 02:31:58,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:58,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [840108466] [2021-10-11 02:31:58,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:58,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:31:58,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593228835] [2021-10-11 02:31:58,336 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:31:58,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:58,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:31:58,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:31:58,337 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand 5 states. [2021-10-11 02:31:58,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:58,491 INFO L93 Difference]: Finished difference Result 356 states and 539 transitions. [2021-10-11 02:31:58,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:31:58,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:31:58,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:58,493 INFO L225 Difference]: With dead ends: 356 [2021-10-11 02:31:58,493 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:31:58,497 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 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 02:31:58,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:31:58,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:31:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:31:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:31:58,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 02:31:58,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:58,503 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:31:58,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:31:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:31:58,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:31:58,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:31:58,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:31:59,232 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,232 INFO L258 CegarLoopResult]: At program point L730(lines 730 736) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,233 INFO L258 CegarLoopResult]: At program point L730-1(lines 730 736) the Hoare annotation is: false [2021-10-11 02:31:59,233 INFO L258 CegarLoopResult]: At program point L730-2(lines 730 736) the Hoare annotation is: false [2021-10-11 02:31:59,233 INFO L262 CegarLoopResult]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-10-11 02:31:59,234 INFO L258 CegarLoopResult]: At program point L565-1(lines 565 571) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,234 INFO L258 CegarLoopResult]: At program point L499(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,234 INFO L258 CegarLoopResult]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,235 INFO L262 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2021-10-11 02:31:59,235 INFO L258 CegarLoopResult]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,235 INFO L258 CegarLoopResult]: At program point L499-3(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,235 INFO L258 CegarLoopResult]: At program point L499-4(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,235 INFO L258 CegarLoopResult]: At program point L499-5(lines 494 502) the Hoare annotation is: false [2021-10-11 02:31:59,235 INFO L262 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2021-10-11 02:31:59,235 INFO L258 CegarLoopResult]: At program point L897-1(lines 897 903) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,236 INFO L262 CegarLoopResult]: For program point L700(lines 700 707) no Hoare annotation was computed. [2021-10-11 02:31:59,236 INFO L265 CegarLoopResult]: At program point L700-1(lines 700 707) the Hoare annotation is: true [2021-10-11 02:31:59,241 INFO L262 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,241 INFO L262 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,242 INFO L262 CegarLoopResult]: For program point L536-2(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,242 INFO L258 CegarLoopResult]: At program point L834(lines 829 837) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,242 INFO L258 CegarLoopResult]: At program point L834-1(lines 829 837) the Hoare annotation is: false [2021-10-11 02:31:59,242 INFO L258 CegarLoopResult]: At program point L834-2(lines 829 837) the Hoare annotation is: false [2021-10-11 02:31:59,242 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,242 INFO L258 CegarLoopResult]: At program point L605(lines 554 606) the Hoare annotation is: false [2021-10-11 02:31:59,243 INFO L258 CegarLoopResult]: At program point L674(lines 670 676) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:59,244 INFO L262 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2021-10-11 02:31:59,244 INFO L258 CegarLoopResult]: At program point L575-1(lines 575 581) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,244 INFO L258 CegarLoopResult]: At program point L939(lines 1 950) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:59,244 INFO L265 CegarLoopResult]: At program point L709(lines 690 712) the Hoare annotation is: true [2021-10-11 02:31:59,244 INFO L262 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2021-10-11 02:31:59,244 INFO L262 CegarLoopResult]: For program point L514(lines 514 527) no Hoare annotation was computed. [2021-10-11 02:31:59,245 INFO L258 CegarLoopResult]: At program point L514-1(lines 1 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,245 INFO L262 CegarLoopResult]: For program point L514-2(lines 514 527) no Hoare annotation was computed. [2021-10-11 02:31:59,245 INFO L258 CegarLoopResult]: At program point L514-3(lines 1 950) the Hoare annotation is: false [2021-10-11 02:31:59,245 INFO L262 CegarLoopResult]: For program point L514-4(lines 514 527) no Hoare annotation was computed. [2021-10-11 02:31:59,245 INFO L258 CegarLoopResult]: At program point L514-5(lines 1 950) the Hoare annotation is: false [2021-10-11 02:31:59,245 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:31:59,245 INFO L262 CegarLoopResult]: For program point L781(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:31:59,246 INFO L262 CegarLoopResult]: For program point L781-1(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:31:59,246 INFO L262 CegarLoopResult]: For program point L781-2(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:31:59,246 INFO L258 CegarLoopResult]: At program point L947(lines 942 950) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:31:59,246 INFO L262 CegarLoopResult]: For program point L518(lines 518 524) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L518-2(lines 518 524) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L518-4(lines 518 524) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L585(lines 585 600) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,248 INFO L262 CegarLoopResult]: For program point L883-3(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-5(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-6(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-8(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-9(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-11(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-12(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-14(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,249 INFO L262 CegarLoopResult]: For program point L883-15(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L883-17(lines 883 887) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L785(lines 785 793) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L785-1(lines 785 793) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L785-2(lines 785 793) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point L556(lines 555 604) no Hoare annotation was computed. [2021-10-11 02:31:59,250 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:31:59,251 INFO L262 CegarLoopResult]: For program point L755(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,251 INFO L262 CegarLoopResult]: For program point L755-1(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,251 INFO L262 CegarLoopResult]: For program point L755-2(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,251 INFO L262 CegarLoopResult]: For program point L755-3(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,251 INFO L262 CegarLoopResult]: For program point L755-4(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,252 INFO L262 CegarLoopResult]: For program point L755-5(lines 755 772) no Hoare annotation was computed. [2021-10-11 02:31:59,252 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-11 02:31:59,252 INFO L258 CegarLoopResult]: At program point L458(lines 453 461) the Hoare annotation is: false [2021-10-11 02:31:59,252 INFO L258 CegarLoopResult]: At program point L458-1(lines 453 461) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,252 INFO L258 CegarLoopResult]: At program point L458-2(lines 453 461) the Hoare annotation is: false [2021-10-11 02:31:59,253 INFO L258 CegarLoopResult]: At program point L458-3(lines 453 461) the Hoare annotation is: false [2021-10-11 02:31:59,253 INFO L258 CegarLoopResult]: At program point L458-4(lines 453 461) the Hoare annotation is: false [2021-10-11 02:31:59,253 INFO L258 CegarLoopResult]: At program point L458-5(lines 453 461) the Hoare annotation is: false [2021-10-11 02:31:59,253 INFO L258 CegarLoopResult]: At program point L723(lines 722 741) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,255 INFO L262 CegarLoopResult]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2021-10-11 02:31:59,255 INFO L258 CegarLoopResult]: At program point L723-2(lines 722 741) the Hoare annotation is: false [2021-10-11 02:31:59,255 INFO L258 CegarLoopResult]: At program point L723-3(lines 722 741) the Hoare annotation is: false [2021-10-11 02:31:59,255 INFO L258 CegarLoopResult]: At program point L889(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,255 INFO L258 CegarLoopResult]: At program point L889-1(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,255 INFO L258 CegarLoopResult]: At program point L889-2(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L889-3(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L889-4(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L889-5(lines 874 892) the Hoare annotation is: false [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L625-2(lines 625 639) the Hoare annotation is: false [2021-10-11 02:31:59,256 INFO L262 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2021-10-11 02:31:59,256 INFO L262 CegarLoopResult]: For program point L593(lines 593 599) no Hoare annotation was computed. [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L593-1(lines 723 729) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:31:59,256 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:31:59,256 INFO L258 CegarLoopResult]: At program point L825(lines 818 828) the Hoare annotation is: false [2021-10-11 02:31:59,257 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L258 CegarLoopResult]: At program point L825-1(lines 818 828) the Hoare annotation is: false [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L258 CegarLoopResult]: At program point L825-2(lines 818 828) the Hoare annotation is: false [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759-1(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759-2(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759-3(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759-4(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,258 INFO L262 CegarLoopResult]: For program point L759-5(lines 759 767) no Hoare annotation was computed. [2021-10-11 02:31:59,259 INFO L262 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2021-10-11 02:31:59,259 INFO L262 CegarLoopResult]: For program point L629-1(lines 723 729) no Hoare annotation was computed. [2021-10-11 02:31:59,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:31:59 BoogieIcfgContainer [2021-10-11 02:31:59,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:31:59,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:31:59,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:31:59,294 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:31:59,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:31:55" (3/4) ... [2021-10-11 02:31:59,306 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:31:59,332 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:31:59,333 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:31:59,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:31:59,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:31:59,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:31:59,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:59,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:59,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:31:59,452 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38f2dae1-c9ac-4ce9-bc1f-0e7b83f04d38/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:31:59,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:31:59,453 INFO L168 Benchmark]: Toolchain (without parser) took 8083.49 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 43.0 MB in the beginning and 72.2 MB in the end (delta: -29.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,454 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:59,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.83 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 30.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.25 ms. Allocated memory is still 62.9 MB. Free memory was 30.7 MB in the beginning and 27.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,454 INFO L168 Benchmark]: Boogie Preprocessor took 126.72 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 27.2 MB in the beginning and 63.3 MB in the end (delta: -36.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,455 INFO L168 Benchmark]: RCFGBuilder took 2971.75 ms. Allocated memory is still 81.8 MB. Free memory was 63.3 MB in the beginning and 49.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,455 INFO L168 Benchmark]: TraceAbstraction took 3851.14 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 48.6 MB in the beginning and 36.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,455 INFO L168 Benchmark]: Witness Printer took 158.76 ms. Allocated memory is still 100.7 MB. Free memory was 36.5 MB in the beginning and 72.2 MB in the end (delta: -35.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:59,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 837.83 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 30.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 130.25 ms. Allocated memory is still 62.9 MB. Free memory was 30.7 MB in the beginning and 27.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 126.72 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 27.2 MB in the beginning and 63.3 MB in the end (delta: -36.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2971.75 ms. Allocated memory is still 81.8 MB. Free memory was 63.3 MB in the beginning and 49.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3851.14 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 48.6 MB in the beginning and 36.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. * Witness Printer took 158.76 ms. Allocated memory is still 100.7 MB. Free memory was 36.5 MB in the beginning and 72.2 MB in the end (delta: -35.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 536]: 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: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 459 SDslu, 416 SDs, 0 SdLazy, 66 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred in iteration=4, 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, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 134 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 3563 SizeOfPredicates, 7 NumberOfNonLiveVariables, 978 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...