./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8 --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 461ca0d1a8543dd411d909a238dff5a20b99b6d27f8d240637f8debfe58c478f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:21,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:21,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:21,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:21,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:21,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:21,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:21,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:21,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:21,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:21,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:21,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:21,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:21,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:21,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:21,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:21,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:21,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:21,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:21,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:21,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:21,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:21,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:21,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:21,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:21,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:21,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:21,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:21,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:21,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:21,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:21,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:21,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:21,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:21,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:21,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:21,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:21,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:21,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:21,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:21,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:21,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:18:21,611 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:21,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:21,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:21,617 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:21,618 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:21,618 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:21,618 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:18:21,619 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:21,619 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:21,619 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:18:21,620 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:18:21,621 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:21,621 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:18:21,622 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:18:21,622 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:18:21,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:21,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:21,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:18:21,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:21,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:21,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:21,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:21,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:21,625 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:21,625 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:21,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:21,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:21,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:21,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:21,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:21,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:21,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:21,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:21,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:21,630 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:18:21,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:18:21,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:21,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:21,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:21,632 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_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 461ca0d1a8543dd411d909a238dff5a20b99b6d27f8d240637f8debfe58c478f [2021-11-07 01:18:21,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:21,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:21,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:21,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:21,977 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:21,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-11-07 01:18:22,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/fc78b5ee1/28b7e1c212ad4fa6b675c98439b09ada/FLAGf52e778e3 [2021-11-07 01:18:22,824 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:22,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-11-07 01:18:22,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/fc78b5ee1/28b7e1c212ad4fa6b675c98439b09ada/FLAGf52e778e3 [2021-11-07 01:18:23,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/fc78b5ee1/28b7e1c212ad4fa6b675c98439b09ada [2021-11-07 01:18:23,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:23,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:23,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:23,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:23,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:23,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:23" (1/1) ... [2021-11-07 01:18:23,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd8b8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:23, skipping insertion in model container [2021-11-07 01:18:23,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:23" (1/1) ... [2021-11-07 01:18:23,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:23,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:23,430 WARN L228 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_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c[5363,5376] [2021-11-07 01:18:23,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:23,525 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) [2021-11-07 01:18:23,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7bca1f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:23, skipping insertion in model container [2021-11-07 01:18:23,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:23,526 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:18:23,529 INFO L168 Benchmark]: Toolchain (without parser) took 452.50 ms. Allocated memory is still 113.2 MB. Free memory was 84.1 MB in the beginning and 86.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:23,529 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 113.2 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:23,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.79 ms. Allocated memory is still 113.2 MB. Free memory was 84.1 MB in the beginning and 86.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:23,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 113.2 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 442.79 ms. Allocated memory is still 113.2 MB. Free memory was 84.1 MB in the beginning and 86.0 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 475]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8 --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 461ca0d1a8543dd411d909a238dff5a20b99b6d27f8d240637f8debfe58c478f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:26,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:26,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:26,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:26,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:26,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:26,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:26,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:26,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:26,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:26,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:26,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:26,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:26,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:26,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:26,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:26,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:26,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:26,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:26,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:26,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:26,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:26,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:26,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:26,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:26,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:26,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:26,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:26,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:26,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:26,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:26,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:26,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:26,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:26,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:26,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:26,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:26,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:26,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:26,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:26,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:26,341 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:18:26,393 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:26,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:26,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:26,395 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:26,395 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:26,395 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:26,395 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:26,395 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:26,396 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:26,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:26,399 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:26,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:26,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:26,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:18:26,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:26,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:26,401 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:26,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:26,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:26,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:18:26,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:26,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:26,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:26,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:26,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:26,403 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:18:26,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:26,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:26,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:26,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:26,405 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_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 461ca0d1a8543dd411d909a238dff5a20b99b6d27f8d240637f8debfe58c478f [2021-11-07 01:18:26,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:26,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:26,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:26,870 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:26,871 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:26,872 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-11-07 01:18:26,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/088cea738/cb4644667ce94fcb8f010d4b95ae33d0/FLAG013be8c61 [2021-11-07 01:18:27,665 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:27,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2021-11-07 01:18:27,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/088cea738/cb4644667ce94fcb8f010d4b95ae33d0/FLAG013be8c61 [2021-11-07 01:18:27,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/data/088cea738/cb4644667ce94fcb8f010d4b95ae33d0 [2021-11-07 01:18:27,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:27,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:27,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:27,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:27,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:27,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:27" (1/1) ... [2021-11-07 01:18:27,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e35895b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:27, skipping insertion in model container [2021-11-07 01:18:27,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:27" (1/1) ... [2021-11-07 01:18:27,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:28,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:28,269 WARN L228 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_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c[5363,5376] [2021-11-07 01:18:28,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:28,437 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:18:28,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:28,480 WARN L228 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_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c[5363,5376] [2021-11-07 01:18:28,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:28,565 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:18:28,613 WARN L228 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_f68c9eca-01a8-466a-b4b3-9507788124b6/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c[5363,5376] [2021-11-07 01:18:28,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:28,676 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:18:28,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28 WrapperNode [2021-11-07 01:18:28,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:28,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:18:28,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:18:28,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:18:28,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:18:28,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:18:28,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:18:28,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:18:28,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:18:28,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:18:28,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:18:28,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:18:28,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (1/1) ... [2021-11-07 01:18:28,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:28,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:18:28,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:18:28,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:18:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:18:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:18:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:18:28,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:18:31,518 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:18:31,519 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-11-07 01:18:31,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:31 BoogieIcfgContainer [2021-11-07 01:18:31,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:18:31,524 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:18:31,524 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:18:31,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:18:31,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:18:27" (1/3) ... [2021-11-07 01:18:31,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740694c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:18:31, skipping insertion in model container [2021-11-07 01:18:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:28" (2/3) ... [2021-11-07 01:18:31,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740694c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:18:31, skipping insertion in model container [2021-11-07 01:18:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:31" (3/3) ... [2021-11-07 01:18:31,532 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2021-11-07 01:18:31,539 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:18:31,539 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:18:31,597 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:18:31,605 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:18:31,605 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:18:31,623 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:18:31,630 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:31,631 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:31,632 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:31,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:31,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1453105109, now seen corresponding path program 1 times [2021-11-07 01:18:31,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:31,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191409111] [2021-11-07 01:18:31,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:31,656 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:31,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:31,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:31,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:18:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:31,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:18:31,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:32,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:32,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:32,203 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:32,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191409111] [2021-11-07 01:18:32,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191409111] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:32,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:32,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:18:32,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105823645] [2021-11-07 01:18:32,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:18:32,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:32,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:18:32,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:18:32,240 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:32,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:32,261 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-11-07 01:18:32,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:18:32,262 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:18:32,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:32,272 INFO L225 Difference]: With dead ends: 125 [2021-11-07 01:18:32,272 INFO L226 Difference]: Without dead ends: 62 [2021-11-07 01:18:32,275 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:18:32,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-11-07 01:18:32,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-11-07 01:18:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 59 states have (on average 1.423728813559322) internal successors, (84), 61 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2021-11-07 01:18:32,311 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2021-11-07 01:18:32,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:32,312 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2021-11-07 01:18:32,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2021-11-07 01:18:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 01:18:32,314 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:32,314 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:32,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:18:32,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:32,526 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:32,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:32,528 INFO L85 PathProgramCache]: Analyzing trace with hash 352914444, now seen corresponding path program 1 times [2021-11-07 01:18:32,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:32,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1512446140] [2021-11-07 01:18:32,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:32,530 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:32,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:32,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:32,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:18:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:32,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:18:32,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:33,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:33,044 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:33,137 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:33,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1512446140] [2021-11-07 01:18:33,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1512446140] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:33,138 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:33,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:18:33,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276925551] [2021-11-07 01:18:33,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:18:33,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:33,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:18:33,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:33,154 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:33,181 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2021-11-07 01:18:33,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:18:33,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 01:18:33,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:33,186 INFO L225 Difference]: With dead ends: 62 [2021-11-07 01:18:33,186 INFO L226 Difference]: Without dead ends: 31 [2021-11-07 01:18:33,187 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:33,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-07 01:18:33,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-07 01:18:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-11-07 01:18:33,209 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2021-11-07 01:18:33,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:33,210 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-11-07 01:18:33,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,211 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-11-07 01:18:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:18:33,212 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:33,212 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:33,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:33,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:33,433 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:33,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:33,434 INFO L85 PathProgramCache]: Analyzing trace with hash 376450427, now seen corresponding path program 1 times [2021-11-07 01:18:33,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:33,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040557938] [2021-11-07 01:18:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:33,435 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:33,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:33,438 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:33,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:18:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:33,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:33,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:33,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:33,867 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:33,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040557938] [2021-11-07 01:18:33,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040557938] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:33,868 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:33,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:18:33,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713346350] [2021-11-07 01:18:33,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:18:33,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:33,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:18:33,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:18:33,875 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:33,993 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2021-11-07 01:18:33,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:18:33,993 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:18:33,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:33,994 INFO L225 Difference]: With dead ends: 79 [2021-11-07 01:18:33,994 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:18:33,995 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:18:33,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:18:33,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:18:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:18:33,995 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-11-07 01:18:33,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:33,996 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:18:33,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:18:33,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:18:33,999 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:18:34,000 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:18:34,000 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:18:34,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:34,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:34,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:18:34,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:18:34,421 INFO L857 garLoopResultBuilder]: For program point L283(lines 282 327) no Hoare annotation was computed. [2021-11-07 01:18:34,421 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,422 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:18:34,422 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 288) no Hoare annotation was computed. [2021-11-07 01:18:34,422 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-11-07 01:18:34,422 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 440) no Hoare annotation was computed. [2021-11-07 01:18:34,422 INFO L860 garLoopResultBuilder]: At program point L433-1(lines 433 440) the Hoare annotation is: true [2021-11-07 01:18:34,422 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 889) no Hoare annotation was computed. [2021-11-07 01:18:34,423 INFO L857 garLoopResultBuilder]: For program point L879-2(lines 879 889) no Hoare annotation was computed. [2021-11-07 01:18:34,423 INFO L857 garLoopResultBuilder]: For program point L879-4(lines 879 889) no Hoare annotation was computed. [2021-11-07 01:18:34,423 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2021-11-07 01:18:34,423 INFO L857 garLoopResultBuilder]: For program point L318-2(lines 312 323) no Hoare annotation was computed. [2021-11-07 01:18:34,424 INFO L853 garLoopResultBuilder]: At program point L153(lines 149 171) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,424 INFO L853 garLoopResultBuilder]: At program point L153-1(lines 149 171) the Hoare annotation is: false [2021-11-07 01:18:34,424 INFO L853 garLoopResultBuilder]: At program point L153-2(lines 149 171) the Hoare annotation is: false [2021-11-07 01:18:34,424 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-11-07 01:18:34,424 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2021-11-07 01:18:34,424 INFO L857 garLoopResultBuilder]: For program point L880-2(lines 880 886) no Hoare annotation was computed. [2021-11-07 01:18:34,424 INFO L853 garLoopResultBuilder]: At program point L302-1(lines 302 308) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,425 INFO L857 garLoopResultBuilder]: For program point L880-4(lines 880 886) no Hoare annotation was computed. [2021-11-07 01:18:34,425 INFO L853 garLoopResultBuilder]: At program point L864(lines 153 159) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,425 INFO L853 garLoopResultBuilder]: At program point L864-1(lines 153 159) the Hoare annotation is: false [2021-11-07 01:18:34,425 INFO L853 garLoopResultBuilder]: At program point L864-2(lines 153 159) the Hoare annotation is: false [2021-11-07 01:18:34,425 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 78) no Hoare annotation was computed. [2021-11-07 01:18:34,425 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:18:34,425 INFO L853 garLoopResultBuilder]: At program point L405(lines 401 407) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-11-07 01:18:34,426 INFO L853 garLoopResultBuilder]: At program point L835(lines 1 895) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-11-07 01:18:34,426 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,426 INFO L853 garLoopResultBuilder]: At program point L357-2(lines 357 371) the Hoare annotation is: false [2021-11-07 01:18:34,426 INFO L857 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,426 INFO L857 garLoopResultBuilder]: For program point L341-1(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,426 INFO L857 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,426 INFO L857 garLoopResultBuilder]: For program point L358(line 358) no Hoare annotation was computed. [2021-11-07 01:18:34,427 INFO L857 garLoopResultBuilder]: For program point L292(lines 292 298) no Hoare annotation was computed. [2021-11-07 01:18:34,427 INFO L853 garLoopResultBuilder]: At program point L292-1(lines 292 298) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,427 INFO L853 garLoopResultBuilder]: At program point L160(lines 160 166) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,427 INFO L853 garLoopResultBuilder]: At program point L160-1(lines 160 166) the Hoare annotation is: false [2021-11-07 01:18:34,427 INFO L853 garLoopResultBuilder]: At program point L160-2(lines 160 166) the Hoare annotation is: false [2021-11-07 01:18:34,428 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:18:34,429 INFO L853 garLoopResultBuilder]: At program point L854(lines 849 856) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-11-07 01:18:34,429 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 66) no Hoare annotation was computed. [2021-11-07 01:18:34,429 INFO L857 garLoopResultBuilder]: For program point L62-3(lines 62 66) no Hoare annotation was computed. [2021-11-07 01:18:34,430 INFO L860 garLoopResultBuilder]: At program point L442(lines 423 445) the Hoare annotation is: true [2021-11-07 01:18:34,430 INFO L857 garLoopResultBuilder]: For program point L62-6(lines 62 66) no Hoare annotation was computed. [2021-11-07 01:18:34,430 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 365) no Hoare annotation was computed. [2021-11-07 01:18:34,430 INFO L853 garLoopResultBuilder]: At program point L328(lines 281 329) the Hoare annotation is: false [2021-11-07 01:18:34,431 INFO L857 garLoopResultBuilder]: For program point L361-1(lines 361 365) no Hoare annotation was computed. [2021-11-07 01:18:34,431 INFO L857 garLoopResultBuilder]: For program point L312(lines 312 323) no Hoare annotation was computed. [2021-11-07 01:18:34,431 INFO L853 garLoopResultBuilder]: At program point L230(lines 225 233) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,432 INFO L853 garLoopResultBuilder]: At program point L230-1(lines 225 233) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,432 INFO L853 garLoopResultBuilder]: At program point L230-2(lines 225 233) the Hoare annotation is: false [2021-11-07 01:18:34,432 INFO L853 garLoopResultBuilder]: At program point L131(lines 126 134) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,433 INFO L853 garLoopResultBuilder]: At program point L230-3(lines 225 233) the Hoare annotation is: false [2021-11-07 01:18:34,436 INFO L853 garLoopResultBuilder]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2021-11-07 01:18:34,436 INFO L853 garLoopResultBuilder]: At program point L230-4(lines 225 233) the Hoare annotation is: false [2021-11-07 01:18:34,437 INFO L853 garLoopResultBuilder]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2021-11-07 01:18:34,437 INFO L853 garLoopResultBuilder]: At program point L230-5(lines 225 233) the Hoare annotation is: false [2021-11-07 01:18:34,437 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:18:34,437 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 341) no Hoare annotation was computed. [2021-11-07 01:18:34,437 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 892) no Hoare annotation was computed. [2021-11-07 01:18:34,438 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:18:34,438 INFO L857 garLoopResultBuilder]: For program point L875-2(lines 875 892) no Hoare annotation was computed. [2021-11-07 01:18:34,438 INFO L853 garLoopResultBuilder]: At program point L875-3(lines 1 895) the Hoare annotation is: false [2021-11-07 01:18:34,438 INFO L857 garLoopResultBuilder]: For program point L875-4(lines 875 892) no Hoare annotation was computed. [2021-11-07 01:18:34,439 INFO L853 garLoopResultBuilder]: At program point L875-5(lines 1 895) the Hoare annotation is: false [2021-11-07 01:18:34,439 INFO L853 garLoopResultBuilder]: At program point L843(lines 838 846) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-11-07 01:18:34,443 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-07 01:18:34,444 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:18:34,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:18:34 BoogieIcfgContainer [2021-11-07 01:18:34,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:18:34,478 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:18:34,478 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:18:34,478 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:18:34,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:31" (3/4) ... [2021-11-07 01:18:34,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:18:34,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:18:34,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:18:34,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:18:34,511 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:18:34,512 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:18:34,512 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:18:34,513 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:18:34,550 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,550 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:18:34,645 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:18:34,646 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:18:34,649 INFO L168 Benchmark]: Toolchain (without parser) took 6711.74 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 39.1 MB in the beginning and 57.5 MB in the end (delta: -18.4 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,649 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 60.8 MB. Free memory is still 41.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:34,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.14 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 30.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,653 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.46 ms. Allocated memory is still 60.8 MB. Free memory was 30.3 MB in the beginning and 42.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,653 INFO L168 Benchmark]: Boogie Preprocessor took 43.75 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 41.0 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:34,654 INFO L168 Benchmark]: RCFGBuilder took 2662.65 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 40.8 MB in the beginning and 51.9 MB in the end (delta: -11.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,655 INFO L168 Benchmark]: TraceAbstraction took 2952.23 ms. Allocated memory is still 81.8 MB. Free memory was 51.8 MB in the beginning and 29.8 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,656 INFO L168 Benchmark]: Witness Printer took 168.19 ms. Allocated memory is still 81.8 MB. Free memory was 29.8 MB in the beginning and 57.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:34,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 60.8 MB. Free memory is still 41.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 741.14 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 30.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 135.46 ms. Allocated memory is still 60.8 MB. Free memory was 30.3 MB in the beginning and 42.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.75 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 41.0 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2662.65 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 40.8 MB in the beginning and 51.9 MB in the end (delta: -11.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2952.23 ms. Allocated memory is still 81.8 MB. Free memory was 51.8 MB in the beginning and 29.8 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Witness Printer took 168.19 ms. Allocated memory is still 81.8 MB. Free memory was 29.8 MB in the beginning and 57.5 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 341]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 341]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 341]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 196 SDtfs, 145 SDslu, 75 SDs, 0 SdLazy, 18 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 52 NumberOfFragments, 111 HoareAnnotationTreeSize, 31 FomulaSimplifications, 128 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 4 NumberOfNonLiveVariables, 593 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:18:34,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68c9eca-01a8-466a-b4b3-9507788124b6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE