./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 510d78afd0ed540d6db513c55234784145c65178 ............................................................................................................................................ 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 510d78afd0ed540d6db513c55234784145c65178 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:26:48,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:48,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:48,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:48,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:48,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:48,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:48,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:48,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:48,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:48,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:48,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:48,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:48,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:48,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:48,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:48,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:48,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:48,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:48,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:48,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:48,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:48,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:48,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:48,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:48,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:48,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:48,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:48,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:48,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:48,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:48,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:48,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:48,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:48,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:48,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:48,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:48,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:48,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:48,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:48,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:48,921 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:26:48,966 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:48,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:48,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:48,968 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:48,968 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:48,968 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:48,969 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:48,969 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:48,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:48,969 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:48,970 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:48,971 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:48,971 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:48,971 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:48,971 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:48,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:48,972 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:48,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:48,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:48,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:48,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:48,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:48,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:48,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:48,974 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:48,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:48,975 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:48,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:48,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:48,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:48,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:48,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:48,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:48,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:48,978 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:48,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:48,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:48,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:48,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:48,979 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510d78afd0ed540d6db513c55234784145c65178 [2021-10-11 02:26:49,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:49,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:49,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:49,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:49,339 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:49,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-11 02:26:49,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/fe884aa36/e3e69d9aecc24ce09cdf3dd60d3d4f63/FLAG311ca5138 [2021-10-11 02:26:50,060 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:50,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-11 02:26:50,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/fe884aa36/e3e69d9aecc24ce09cdf3dd60d3d4f63/FLAG311ca5138 [2021-10-11 02:26:50,373 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/fe884aa36/e3e69d9aecc24ce09cdf3dd60d3d4f63 [2021-10-11 02:26:50,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:50,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:50,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:50,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:50,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:50,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:50" (1/1) ... [2021-10-11 02:26:50,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de927e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:50, skipping insertion in model container [2021-10-11 02:26:50,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:50" (1/1) ... [2021-10-11 02:26:50,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:50,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:50,661 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3600,3613] [2021-10-11 02:26:50,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:50,765 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 02:26:50,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c177e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:50, skipping insertion in model container [2021-10-11 02:26:50,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:50,770 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:50,773 INFO L168 Benchmark]: Toolchain (without parser) took 391.81 ms. Allocated memory was 94.4 MB in the beginning and 123.7 MB in the end (delta: 29.4 MB). Free memory was 61.4 MB in the beginning and 97.4 MB in the end (delta: -36.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:50,774 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:50,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.34 ms. Allocated memory was 94.4 MB in the beginning and 123.7 MB in the end (delta: 29.4 MB). Free memory was 61.2 MB in the beginning and 97.4 MB in the end (delta: -36.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:50,778 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 375.34 ms. Allocated memory was 94.4 MB in the beginning and 123.7 MB in the end (delta: 29.4 MB). Free memory was 61.2 MB in the beginning and 97.4 MB in the end (delta: -36.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 577]: 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 02:26:53,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:53,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:53,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:53,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:53,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:53,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:53,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:53,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:53,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:53,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:53,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:53,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:53,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:53,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:53,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:53,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:53,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:53,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:53,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:53,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:53,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:53,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:53,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:53,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:53,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:53,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:53,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:53,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:53,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:53,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:53,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:53,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:53,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:53,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:53,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:53,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:53,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:53,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:53,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:53,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:53,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:53,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:53,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:53,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:53,299 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:53,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:53,300 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:53,300 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:53,300 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:53,300 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:53,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:53,303 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:53,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:53,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:53,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:53,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:53,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:53,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:53,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:53,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:53,305 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:53,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:53,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:53,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:53,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:53,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:53,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:53,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:53,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:53,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:53,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:53,308 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:53,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:53,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:53,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:53,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:53,309 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510d78afd0ed540d6db513c55234784145c65178 [2021-10-11 02:26:53,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:53,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:53,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:53,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:53,707 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:53,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-11 02:26:53,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/9265d7072/4ce29001ad8e4e1c803761123f82ade5/FLAGfa7473f80 [2021-10-11 02:26:54,428 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:54,428 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-11 02:26:54,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/9265d7072/4ce29001ad8e4e1c803761123f82ade5/FLAGfa7473f80 [2021-10-11 02:26:54,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/data/9265d7072/4ce29001ad8e4e1c803761123f82ade5 [2021-10-11 02:26:54,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:54,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:54,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:54,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:54,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:54,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:54" (1/1) ... [2021-10-11 02:26:54,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef34dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:54, skipping insertion in model container [2021-10-11 02:26:54,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:54" (1/1) ... [2021-10-11 02:26:54,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:54,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:55,047 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3600,3613] [2021-10-11 02:26:55,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:55,255 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:55,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:55,303 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3600,3613] [2021-10-11 02:26:55,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:55,355 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:55,381 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_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3600,3613] [2021-10-11 02:26:55,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:55,459 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:55,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55 WrapperNode [2021-10-11 02:26:55,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:55,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:55,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:55,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:55,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:55,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:55,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:55,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:55,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... [2021-10-11 02:26:55,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:55,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:55,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:55,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:55,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:26:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:57,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:57,867 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:26:57,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:57 BoogieIcfgContainer [2021-10-11 02:26:57,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:57,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:57,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:57,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:57,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:54" (1/3) ... [2021-10-11 02:26:57,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32155aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:57, skipping insertion in model container [2021-10-11 02:26:57,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:55" (2/3) ... [2021-10-11 02:26:57,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32155aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:57, skipping insertion in model container [2021-10-11 02:26:57,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:57" (3/3) ... [2021-10-11 02:26:57,878 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2021-10-11 02:26:57,892 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:57,896 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:57,906 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:57,942 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:57,942 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:57,943 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:57,943 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:57,943 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:57,943 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:57,943 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:57,943 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-10-11 02:26:57,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:26:57,969 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:57,969 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:57,970 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:57,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:57,976 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-11 02:26:57,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:57,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71941518] [2021-10-11 02:26:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:26:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:58,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:58,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:58,403 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 02:26:58,403 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:58,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71941518] [2021-10-11 02:26:58,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:58,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:58,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150324699] [2021-10-11 02:26:58,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:58,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:58,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:58,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:58,425 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-10-11 02:26:58,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:58,467 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-11 02:26:58,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:58,468 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:26:58,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:58,479 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:26:58,479 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:26:58,482 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 02:26:58,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:26:58,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-11 02:26:58,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-10-11 02:26:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-11 02:26:58,540 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-11 02:26:58,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:58,540 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-11 02:26:58,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-11 02:26:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:26:58,542 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:58,542 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 02:26:58,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:58,758 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:58,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:58,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-11 02:26:58,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:58,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375595879] [2021-10-11 02:26:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:26:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:58,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:58,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:59,036 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 02:26:59,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:59,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375595879] [2021-10-11 02:26:59,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:59,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:59,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291769947] [2021-10-11 02:26:59,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:59,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:59,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:59,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:59,040 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-10-11 02:26:59,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:59,049 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-11 02:26:59,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:59,050 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:26:59,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:59,051 INFO L225 Difference]: With dead ends: 71 [2021-10-11 02:26:59,051 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:26:59,052 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 02:26:59,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:26:59,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:26:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:26:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:26:59,057 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:26:59,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:59,057 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:26:59,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:26:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:26:59,058 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:59,059 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 02:26:59,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:59,270 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:59,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:59,271 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-11 02:26:59,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:59,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2030012059] [2021-10-11 02:26:59,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:26:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:59,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:59,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:59,509 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 02:26:59,509 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:59,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2030012059] [2021-10-11 02:26:59,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:59,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:59,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620641342] [2021-10-11 02:26:59,511 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:59,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:59,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:59,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:59,512 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:26:59,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:59,520 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-11 02:26:59,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:59,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:26:59,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:59,522 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:26:59,522 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:26:59,523 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 02:26:59,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:26:59,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:26:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:26:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:26:59,528 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-11 02:26:59,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:59,529 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:26:59,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:59,529 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:26:59,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:26:59,530 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:59,530 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:59,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:59,746 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:59,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:59,746 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-11 02:26:59,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:59,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1210765711] [2021-10-11 02:26:59,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:26:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:59,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:59,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:59,983 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 02:26:59,984 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:59,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1210765711] [2021-10-11 02:26:59,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:59,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:59,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377039460] [2021-10-11 02:26:59,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:59,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:59,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:59,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:59,986 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:27:00,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:00,084 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-11 02:27:00,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:27:00,085 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:27:00,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:00,087 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:27:00,087 INFO L226 Difference]: Without dead ends: 124 [2021-10-11 02:27:00,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:27:00,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-11 02:27:00,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-10-11 02:27:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:27:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-10-11 02:27:00,100 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-10-11 02:27:00,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:00,100 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-10-11 02:27:00,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:27:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-10-11 02:27:00,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:27:00,102 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:27:00,102 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 02:27:00,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:27:00,317 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:27:00,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:27:00,318 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2021-10-11 02:27:00,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:27:00,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [613931266] [2021-10-11 02:27:00,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/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 02:27:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:27:00,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:27:00,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:27:00,579 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 02:27:00,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:27:00,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [613931266] [2021-10-11 02:27:00,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:27:00,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:27:00,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554192489] [2021-10-11 02:27:00,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:27:00,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:27:00,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:27:00,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:27:00,582 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2021-10-11 02:27:00,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:27:00,686 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-10-11 02:27:00,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:27:00,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:27:00,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:27:00,687 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:27:00,687 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:27:00,692 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:27:00,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:27:00,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:27:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:27:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:27:00,696 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:27:00,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:27:00,697 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:27:00,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:27:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:27:00,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:27:00,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:27:00,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:27:01,266 INFO L258 CegarLoopResult]: At program point L382(lines 367 385) the Hoare annotation is: false [2021-10-11 02:27:01,266 INFO L258 CegarLoopResult]: At program point L382-1(lines 367 385) the Hoare annotation is: false [2021-10-11 02:27:01,266 INFO L258 CegarLoopResult]: At program point L382-2(lines 367 385) the Hoare annotation is: false [2021-10-11 02:27:01,266 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,266 INFO L262 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L399(lines 398 443) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L186(lines 186 199) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L258 CegarLoopResult]: At program point L186-1(lines 1 913) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L186-2(lines 186 199) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L258 CegarLoopResult]: At program point L186-3(lines 1 913) the Hoare annotation is: false [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L186-4(lines 186 199) no Hoare annotation was computed. [2021-10-11 02:27:01,267 INFO L258 CegarLoopResult]: At program point L186-5(lines 1 913) the Hoare annotation is: false [2021-10-11 02:27:01,267 INFO L262 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L434-2(lines 224 230) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L418(lines 418 424) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L258 CegarLoopResult]: At program point L418-1(lines 418 424) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L468(lines 468 472) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L468-1(lines 224 230) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:27:01,268 INFO L258 CegarLoopResult]: At program point L171(lines 166 174) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,268 INFO L262 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L265 CegarLoopResult]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L256(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L256-1(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L256-2(lines 256 273) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L190-2(lines 190 196) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L190-4(lines 190 196) no Hoare annotation was computed. [2021-10-11 02:27:01,269 INFO L258 CegarLoopResult]: At program point L224(lines 223 242) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,269 INFO L262 CegarLoopResult]: For program point L224-1(lines 224 230) no Hoare annotation was computed. [2021-10-11 02:27:01,270 INFO L258 CegarLoopResult]: At program point L224-2(lines 223 242) the Hoare annotation is: false [2021-10-11 02:27:01,270 INFO L258 CegarLoopResult]: At program point L224-3(lines 223 242) the Hoare annotation is: false [2021-10-11 02:27:01,270 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,270 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-11 02:27:01,270 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 02:27:01,270 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,270 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,270 INFO L262 CegarLoopResult]: For program point L208-1(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,270 INFO L262 CegarLoopResult]: For program point L208-2(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,270 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L408(lines 408 414) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L258 CegarLoopResult]: At program point L408-1(lines 408 414) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L260-1(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376-2(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376-3(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376-5(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376-6(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,271 INFO L262 CegarLoopResult]: For program point L376-8(lines 376 380) no Hoare annotation was computed. [2021-10-11 02:27:01,272 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:27:01,272 INFO L258 CegarLoopResult]: At program point L327(lines 322 330) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,272 INFO L258 CegarLoopResult]: At program point L327-1(lines 322 330) the Hoare annotation is: false [2021-10-11 02:27:01,272 INFO L258 CegarLoopResult]: At program point L327-2(lines 322 330) the Hoare annotation is: false [2021-10-11 02:27:01,272 INFO L258 CegarLoopResult]: At program point L163(lines 1 913) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,272 INFO L258 CegarLoopResult]: At program point L444(lines 397 445) the Hoare annotation is: false [2021-10-11 02:27:01,272 INFO L262 CegarLoopResult]: For program point L428(lines 428 439) no Hoare annotation was computed. [2021-10-11 02:27:01,272 INFO L265 CegarLoopResult]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-10-11 02:27:01,272 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:27:01,273 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L231(lines 231 237) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L231-1(lines 231 237) the Hoare annotation is: false [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L231-2(lines 231 237) the Hoare annotation is: false [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L512(lines 508 514) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-11 02:27:01,273 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-11 02:27:01,273 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:27:01,274 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 02:27:01,274 INFO L258 CegarLoopResult]: At program point L464-2(lines 464 478) the Hoare annotation is: false [2021-10-11 02:27:01,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:27:01 BoogieIcfgContainer [2021-10-11 02:27:01,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:27:01,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:27:01,308 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:27:01,308 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:27:01,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:57" (3/4) ... [2021-10-11 02:27:01,312 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:27:01,326 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:27:01,327 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:27:01,327 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:27:01,328 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:27:01,329 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:27:01,329 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:27:01,330 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:27:01,358 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:27:01,423 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0be45908-2ff7-4de4-ad8c-6c5d09078ff6/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:27:01,423 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:27:01,425 INFO L168 Benchmark]: Toolchain (without parser) took 6693.34 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 40.0 MB in the beginning and 48.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,425 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:01,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.50 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 28.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.47 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 28.3 MB in the beginning and 55.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,427 INFO L168 Benchmark]: Boogie Preprocessor took 61.89 ms. Allocated memory is still 73.4 MB. Free memory was 55.7 MB in the beginning and 53.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,427 INFO L168 Benchmark]: RCFGBuilder took 2249.73 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 41.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,428 INFO L168 Benchmark]: TraceAbstraction took 3435.96 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 40.5 MB in the beginning and 54.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,428 INFO L168 Benchmark]: Witness Printer took 115.57 ms. Allocated memory is still 88.1 MB. Free memory was 54.9 MB in the beginning and 48.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:01,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 728.50 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 28.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.47 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 28.3 MB in the beginning and 55.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.89 ms. Allocated memory is still 73.4 MB. Free memory was 55.7 MB in the beginning and 53.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2249.73 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 41.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3435.96 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 40.5 MB in the beginning and 54.9 MB in the end (delta: -14.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Witness Printer took 115.57 ms. Allocated memory is still 88.1 MB. Free memory was 54.9 MB in the beginning and 48.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: 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: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 311 SDtfs, 313 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 143 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1193 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4417 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 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...