./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebcff49133dade640f52684ce96120818f74fe08 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebcff49133dade640f52684ce96120818f74fe08 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:17,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:17,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:17,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:17,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:17,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:17,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:17,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:17,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:17,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:17,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:17,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:17,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:17,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:17,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:17,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:17,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:17,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:17,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:17,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:17,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:17,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:17,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:17,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:17,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:17,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:17,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:17,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:17,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:17,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:17,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:17,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:17,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:17,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:17,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:17,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:17,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:17,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:17,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:17,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:17,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:17,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:26:17,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:17,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:17,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:17,559 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:17,559 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:17,560 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:17,560 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:17,560 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:17,561 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:17,561 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:17,561 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:17,562 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:17,562 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:17,563 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:17,563 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:17,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:17,564 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:17,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:17,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:17,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:17,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:17,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:17,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:17,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:17,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:17,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:17,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:17,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:17,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:17,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:17,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:17,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:17,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:17,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:17,569 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:17,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:17,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:17,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:17,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:17,570 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_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebcff49133dade640f52684ce96120818f74fe08 [2021-10-11 02:26:17,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:17,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:17,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:17,875 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:17,876 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:17,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-11 02:26:17,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/227c33ccf/5579c845349e439aaa595470a7aaa1e0/FLAGcbbdae0a4 [2021-10-11 02:26:18,469 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:18,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-11 02:26:18,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/227c33ccf/5579c845349e439aaa595470a7aaa1e0/FLAGcbbdae0a4 [2021-10-11 02:26:18,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/227c33ccf/5579c845349e439aaa595470a7aaa1e0 [2021-10-11 02:26:18,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:18,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:18,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:18,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:18,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:18,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2165ca62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18, skipping insertion in model container [2021-10-11 02:26:18,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:18,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:19,143 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-11 02:26:19,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:19,208 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:26:19,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21fbe97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:19, skipping insertion in model container [2021-10-11 02:26:19,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:19,214 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:19,217 INFO L168 Benchmark]: Toolchain (without parser) took 428.46 ms. Allocated memory is still 157.3 MB. Free memory was 125.0 MB in the beginning and 131.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:19,218 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:19,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.57 ms. Allocated memory is still 157.3 MB. Free memory was 124.8 MB in the beginning and 131.8 MB in the end (delta: -6.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:19,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 425.57 ms. Allocated memory is still 157.3 MB. Free memory was 124.8 MB in the beginning and 131.8 MB in the end (delta: -6.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 174]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:21,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:21,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:21,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:21,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:21,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:21,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:21,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:21,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:21,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:21,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:21,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:21,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:21,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:21,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:21,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:21,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:21,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:21,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:21,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:21,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:21,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:21,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:21,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:21,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:21,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:21,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:21,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:21,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:21,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:21,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:21,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:21,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:21,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:21,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:21,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:21,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:21,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:21,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:21,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:21,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:21,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:21,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:21,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:21,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:21,757 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:21,757 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:21,758 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:21,758 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:21,758 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:21,758 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:21,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:21,759 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:21,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:21,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:21,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:21,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:21,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:21,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:21,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:21,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:21,761 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:21,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:21,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:21,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:21,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:21,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:21,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:21,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:21,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:21,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:21,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:21,763 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:21,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:21,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:21,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:21,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:21,764 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_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebcff49133dade640f52684ce96120818f74fe08 [2021-10-11 02:26:22,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:22,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:22,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:22,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:22,192 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:22,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-11 02:26:22,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/f16c0bbbb/254c626ed79d48af8b13ed763a0a11ef/FLAG990c58ae6 [2021-10-11 02:26:22,848 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:22,849 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-11 02:26:22,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/f16c0bbbb/254c626ed79d48af8b13ed763a0a11ef/FLAG990c58ae6 [2021-10-11 02:26:23,128 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/data/f16c0bbbb/254c626ed79d48af8b13ed763a0a11ef [2021-10-11 02:26:23,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:23,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:23,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:23,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:23,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:23,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:23,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636a6fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23, skipping insertion in model container [2021-10-11 02:26:23,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:23,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:23,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:23,592 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-11 02:26:23,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:23,672 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:23,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:23,788 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-11 02:26:23,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:23,823 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:23,881 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14037,14050] [2021-10-11 02:26:23,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:23,931 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:23,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23 WrapperNode [2021-10-11 02:26:23,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:23,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:23,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:23,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:23,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:23,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:24,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:24,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:24,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:24,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... [2021-10-11 02:26:24,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:24,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:24,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:24,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:24,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:24,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:26,872 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:26,872 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-11 02:26:26,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:26 BoogieIcfgContainer [2021-10-11 02:26:26,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:26,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:26,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:26,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:26,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:23" (1/3) ... [2021-10-11 02:26:26,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a42aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:26, skipping insertion in model container [2021-10-11 02:26:26,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:23" (2/3) ... [2021-10-11 02:26:26,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a42aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:26, skipping insertion in model container [2021-10-11 02:26:26,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:26" (3/3) ... [2021-10-11 02:26:26,883 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2021-10-11 02:26:26,897 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:26,901 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:26,913 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:26,944 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:26,945 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:26,945 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:26,945 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:26,945 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:26,946 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:26,946 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:26,946 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2021-10-11 02:26:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:26:26,969 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:26,970 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:26,970 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:26,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:26,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-11 02:26:26,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:26,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [947846311] [2021-10-11 02:26:26,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:27,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:27,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:27,291 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:27,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [947846311] [2021-10-11 02:26:27,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:27,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:27,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745189284] [2021-10-11 02:26:27,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:27,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:27,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:27,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:27,321 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2021-10-11 02:26:27,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:27,359 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-11 02:26:27,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:27,361 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:26:27,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:27,372 INFO L225 Difference]: With dead ends: 204 [2021-10-11 02:26:27,372 INFO L226 Difference]: Without dead ends: 101 [2021-10-11 02:26:27,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:27,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-11 02:26:27,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-11 02:26:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2021-10-11 02:26:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-11 02:26:27,420 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-11 02:26:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:27,421 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-11 02:26:27,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-11 02:26:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:26:27,422 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:27,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:27,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:27,632 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:27,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:27,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-11 02:26:27,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:27,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26646131] [2021-10-11 02:26:27,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:27,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:27,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:27,888 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:27,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26646131] [2021-10-11 02:26:27,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:27,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:27,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780059943] [2021-10-11 02:26:27,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:27,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:27,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:27,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:27,891 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2021-10-11 02:26:27,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:27,902 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-11 02:26:27,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:27,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:26:27,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:27,917 INFO L225 Difference]: With dead ends: 101 [2021-10-11 02:26:27,917 INFO L226 Difference]: Without dead ends: 43 [2021-10-11 02:26:27,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:27,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-11 02:26:27,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-11 02:26:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-10-11 02:26:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-11 02:26:27,924 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-11 02:26:27,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:27,925 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-11 02:26:27,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-11 02:26:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:26:27,926 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:27,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:28,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:28,130 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:28,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:28,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-11 02:26:28,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:28,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1065576312] [2021-10-11 02:26:28,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:28,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:28,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:28,360 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:28,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1065576312] [2021-10-11 02:26:28,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:28,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:28,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594076638] [2021-10-11 02:26:28,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:28,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:28,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:28,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:28,363 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2021-10-11 02:26:28,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:28,396 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-11 02:26:28,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:28,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:26:28,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:28,398 INFO L225 Difference]: With dead ends: 80 [2021-10-11 02:26:28,398 INFO L226 Difference]: Without dead ends: 43 [2021-10-11 02:26:28,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:28,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-11 02:26:28,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-11 02:26:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-10-11 02:26:28,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-11 02:26:28,407 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-11 02:26:28,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:28,407 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-11 02:26:28,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-11 02:26:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:26:28,408 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:28,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:28,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:28,625 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:28,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:28,625 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-11 02:26:28,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:28,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167401025] [2021-10-11 02:26:28,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:28,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:28,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:28,853 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:28,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167401025] [2021-10-11 02:26:28,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:28,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:28,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613341510] [2021-10-11 02:26:28,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:28,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:28,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:28,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:28,856 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2021-10-11 02:26:29,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:29,029 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-11 02:26:29,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:29,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:26:29,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:29,037 INFO L225 Difference]: With dead ends: 204 [2021-10-11 02:26:29,037 INFO L226 Difference]: Without dead ends: 167 [2021-10-11 02:26:29,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:29,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-11 02:26:29,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-11 02:26:29,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2021-10-11 02:26:29,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-11 02:26:29,069 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-11 02:26:29,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:29,069 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-11 02:26:29,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-11 02:26:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:26:29,072 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:29,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:29,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:29,295 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:29,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:29,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2021-10-11 02:26:29,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:29,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [950794602] [2021-10-11 02:26:29,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:29,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:29,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:29,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:29,624 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:29,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [950794602] [2021-10-11 02:26:29,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:29,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:29,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894631291] [2021-10-11 02:26:29,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:29,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:29,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:29,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:29,627 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2021-10-11 02:26:29,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:29,765 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-11 02:26:29,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:26:29,766 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:26:29,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:29,767 INFO L225 Difference]: With dead ends: 174 [2021-10-11 02:26:29,767 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:29,772 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:26:29,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:29,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:29,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 02:26:29,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:29,777 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:29,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:29,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:29,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:29,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:30,546 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L895(lines 894 941) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L896(lines 896 900) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698-1(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698-2(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698-3(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698-4(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,547 INFO L262 CegarLoopResult]: For program point L698-5(lines 698 706) no Hoare annotation was computed. [2021-10-11 02:26:30,548 INFO L258 CegarLoopResult]: At program point L534(lines 1 949) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,548 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,548 INFO L262 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2021-10-11 02:26:30,548 INFO L258 CegarLoopResult]: At program point L932-2(lines 662 668) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,548 INFO L262 CegarLoopResult]: For program point L866(lines 866 879) no Hoare annotation was computed. [2021-10-11 02:26:30,549 INFO L258 CegarLoopResult]: At program point L866-1(lines 1 949) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,549 INFO L262 CegarLoopResult]: For program point L866-2(lines 866 879) no Hoare annotation was computed. [2021-10-11 02:26:30,549 INFO L258 CegarLoopResult]: At program point L866-3(lines 1 949) the Hoare annotation is: false [2021-10-11 02:26:30,549 INFO L262 CegarLoopResult]: For program point L866-4(lines 866 879) no Hoare annotation was computed. [2021-10-11 02:26:30,549 INFO L258 CegarLoopResult]: At program point L866-5(lines 1 949) the Hoare annotation is: false [2021-10-11 02:26:30,549 INFO L258 CegarLoopResult]: At program point L669(lines 669 675) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,549 INFO L258 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L669-1(lines 669 675) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L669-2(lines 669 675) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L262 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,550 INFO L258 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2021-10-11 02:26:30,551 INFO L265 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-11 02:26:30,551 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,551 INFO L262 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2021-10-11 02:26:30,551 INFO L262 CegarLoopResult]: For program point L870-2(lines 870 876) no Hoare annotation was computed. [2021-10-11 02:26:30,551 INFO L262 CegarLoopResult]: For program point L870-4(lines 870 876) no Hoare annotation was computed. [2021-10-11 02:26:30,551 INFO L262 CegarLoopResult]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-10-11 02:26:30,551 INFO L258 CegarLoopResult]: At program point L904-1(lines 904 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-2(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-5(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-8(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,552 INFO L258 CegarLoopResult]: At program point L542(lines 537 545) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,552 INFO L262 CegarLoopResult]: For program point L839-9(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L839-11(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L839-12(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L839-14(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L839-15(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L839-17(lines 839 843) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L258 CegarLoopResult]: At program point L942(lines 893 943) the Hoare annotation is: false [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,553 INFO L262 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,554 INFO L262 CegarLoopResult]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845-1(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845-2(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845-3(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845-4(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L258 CegarLoopResult]: At program point L845-5(lines 830 848) the Hoare annotation is: false [2021-10-11 02:26:30,554 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:30,555 INFO L262 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2021-10-11 02:26:30,555 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:26:30,555 INFO L258 CegarLoopResult]: At program point L781(lines 774 784) the Hoare annotation is: false [2021-10-11 02:26:30,555 INFO L258 CegarLoopResult]: At program point L781-1(lines 774 784) the Hoare annotation is: false [2021-10-11 02:26:30,563 INFO L258 CegarLoopResult]: At program point L781-2(lines 774 784) the Hoare annotation is: false [2021-10-11 02:26:30,563 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:26:30,563 INFO L262 CegarLoopResult]: For program point L914(lines 914 920) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L258 CegarLoopResult]: At program point L914-1(lines 914 920) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point L58-1(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-10-11 02:26:30,564 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:30,565 INFO L262 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2021-10-11 02:26:30,565 INFO L262 CegarLoopResult]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2021-10-11 02:26:30,565 INFO L262 CegarLoopResult]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2021-10-11 02:26:30,565 INFO L258 CegarLoopResult]: At program point L790(lines 785 793) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,565 INFO L258 CegarLoopResult]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2021-10-11 02:26:30,565 INFO L262 CegarLoopResult]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:26:30,565 INFO L258 CegarLoopResult]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2021-10-11 02:26:30,565 INFO L262 CegarLoopResult]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L924(lines 924 937) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L265 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L694(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,566 INFO L262 CegarLoopResult]: For program point L694-1(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,567 INFO L262 CegarLoopResult]: For program point L694-2(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,567 INFO L258 CegarLoopResult]: At program point L595(lines 590 598) the Hoare annotation is: false [2021-10-11 02:26:30,567 INFO L262 CegarLoopResult]: For program point L694-3(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,567 INFO L258 CegarLoopResult]: At program point L595-1(lines 590 598) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,567 INFO L262 CegarLoopResult]: For program point L694-4(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,567 INFO L258 CegarLoopResult]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2021-10-11 02:26:30,567 INFO L262 CegarLoopResult]: For program point L694-5(lines 694 711) no Hoare annotation was computed. [2021-10-11 02:26:30,567 INFO L258 CegarLoopResult]: At program point L595-3(lines 590 598) the Hoare annotation is: false [2021-10-11 02:26:30,568 INFO L258 CegarLoopResult]: At program point L595-4(lines 590 598) the Hoare annotation is: false [2021-10-11 02:26:30,568 INFO L258 CegarLoopResult]: At program point L595-5(lines 590 598) the Hoare annotation is: false [2021-10-11 02:26:30,568 INFO L258 CegarLoopResult]: At program point L662(lines 661 680) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:30,568 INFO L262 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2021-10-11 02:26:30,568 INFO L258 CegarLoopResult]: At program point L662-2(lines 661 680) the Hoare annotation is: false [2021-10-11 02:26:30,568 INFO L258 CegarLoopResult]: At program point L662-3(lines 661 680) the Hoare annotation is: false [2021-10-11 02:26:30,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:30 BoogieIcfgContainer [2021-10-11 02:26:30,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:30,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:30,595 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:30,596 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:30,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:26" (3/4) ... [2021-10-11 02:26:30,599 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:30,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:26:30,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:26:30,618 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:26:30,619 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:30,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:26:30,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:30,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:30,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:26:30,709 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_291f285b-cf16-4ac2-9a13-d32514ca2700/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:30,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:30,711 INFO L168 Benchmark]: Toolchain (without parser) took 7576.52 ms. Allocated memory was 50.3 MB in the beginning and 83.9 MB in the end (delta: 33.6 MB). Free memory was 26.6 MB in the beginning and 49.1 MB in the end (delta: -22.5 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,712 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:30,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.00 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 26.5 MB in the beginning and 34.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.37 ms. Allocated memory is still 69.2 MB. Free memory was 34.6 MB in the beginning and 51.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,713 INFO L168 Benchmark]: Boogie Preprocessor took 83.67 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 48.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,714 INFO L168 Benchmark]: RCFGBuilder took 2743.86 ms. Allocated memory is still 69.2 MB. Free memory was 48.5 MB in the beginning and 30.1 MB in the end (delta: 18.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,714 INFO L168 Benchmark]: TraceAbstraction took 3718.91 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 29.7 MB in the beginning and 58.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,714 INFO L168 Benchmark]: Witness Printer took 114.25 ms. Allocated memory is still 83.9 MB. Free memory was 57.5 MB in the beginning and 49.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:30,717 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 50.3 MB. Free memory was 31.6 MB in the beginning and 31.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 795.00 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 26.5 MB in the beginning and 34.6 MB in the end (delta: -8.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.37 ms. Allocated memory is still 69.2 MB. Free memory was 34.6 MB in the beginning and 51.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.67 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 48.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2743.86 ms. Allocated memory is still 69.2 MB. Free memory was 48.5 MB in the beginning and 30.1 MB in the end (delta: 18.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3718.91 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 29.7 MB in the beginning and 58.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Witness Printer took 114.25 ms. Allocated memory is still 83.9 MB. Free memory was 57.5 MB in the beginning and 49.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 412 SDtfs, 418 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 167 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1353 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 43 FomulaSimplificationsInter, 165 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 3563 SizeOfPredicates, 7 NumberOfNonLiveVariables, 978 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...