./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 062932e2a77eaa56a60a5c6bf9705187ac9d312a ............................................................................................................................................ 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 062932e2a77eaa56a60a5c6bf9705187ac9d312a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:23:49,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:49,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:49,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:49,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:49,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:49,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:49,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:49,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:49,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:49,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:49,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:49,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:49,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:49,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:49,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:49,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:49,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:49,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:49,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:49,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:49,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:49,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:49,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:49,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:49,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:49,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:49,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:49,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:49,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:49,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:49,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:49,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:49,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:49,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:49,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:49,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:49,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:49,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:49,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:49,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:49,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:49,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:49,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:49,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:49,661 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:49,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:49,661 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:49,661 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:49,661 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:49,668 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:49,668 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:49,669 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:49,669 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:49,670 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:49,670 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:49,670 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:49,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:49,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:49,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:49,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:49,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:49,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:49,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:49,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:49,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:49,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:49,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:49,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:49,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:49,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:49,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:49,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:49,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:49,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:49,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:49,676 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:49,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:49,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:49,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:49,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:49,677 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 062932e2a77eaa56a60a5c6bf9705187ac9d312a [2021-10-11 02:23:49,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:49,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:49,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:49,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:49,975 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:49,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-11 02:23:50,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5758e2e1e/cd89353f6a724cd59d0d6ba416360558/FLAG618605cd7 [2021-10-11 02:23:50,675 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:50,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-11 02:23:50,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5758e2e1e/cd89353f6a724cd59d0d6ba416360558/FLAG618605cd7 [2021-10-11 02:23:50,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5758e2e1e/cd89353f6a724cd59d0d6ba416360558 [2021-10-11 02:23:50,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:50,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:50,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:50,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:50,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:50,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:50" (1/1) ... [2021-10-11 02:23:50,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@653a5756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:50, skipping insertion in model container [2021-10-11 02:23:50,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:50" (1/1) ... [2021-10-11 02:23:50,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:51,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:51,337 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[15812,15825] [2021-10-11 02:23:51,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:51,361 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 02:23:51,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4798e92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:51, skipping insertion in model container [2021-10-11 02:23:51,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:51,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:51,365 INFO L168 Benchmark]: Toolchain (without parser) took 382.07 ms. Allocated memory is still 86.0 MB. Free memory was 51.0 MB in the beginning and 58.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:51,366 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:51,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.76 ms. Allocated memory is still 86.0 MB. Free memory was 50.9 MB in the beginning and 58.7 MB in the end (delta: -7.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:51,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 86.0 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.76 ms. Allocated memory is still 86.0 MB. Free memory was 50.9 MB in the beginning and 58.7 MB in the end (delta: -7.8 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: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:53,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:53,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:53,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:53,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:53,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:53,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:53,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:53,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:53,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:53,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:53,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:53,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:53,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:53,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:53,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:53,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:53,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:53,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:53,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:53,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:53,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:53,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:53,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:53,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:53,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:53,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:53,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:53,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:53,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:53,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:53,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:53,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:53,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:53,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:53,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:53,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:53,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:53,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:53,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:53,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:53,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:23:53,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:53,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:53,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:53,804 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:53,804 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:53,804 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:53,805 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:53,805 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:53,805 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:53,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:53,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:53,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:53,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:53,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:53,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:53,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:53,807 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:53,807 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:53,807 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:53,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:53,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:53,808 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:53,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:53,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:53,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:53,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:53,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:53,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:53,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:53,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:53,811 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 062932e2a77eaa56a60a5c6bf9705187ac9d312a [2021-10-11 02:23:54,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:54,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:54,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:54,226 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:54,227 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:54,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-11 02:23:54,300 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5ad600f29/b009c7244d5740e3b6894c5fad3bfa63/FLAG2477a0ce2 [2021-10-11 02:23:54,855 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:54,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-11 02:23:54,870 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5ad600f29/b009c7244d5740e3b6894c5fad3bfa63/FLAG2477a0ce2 [2021-10-11 02:23:55,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/data/5ad600f29/b009c7244d5740e3b6894c5fad3bfa63 [2021-10-11 02:23:55,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:55,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:55,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:55,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:55,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:55,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2d912f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55, skipping insertion in model container [2021-10-11 02:23:55,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:55,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:55,606 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[15812,15825] [2021-10-11 02:23:55,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:55,651 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:23:55,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:55,763 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[15812,15825] [2021-10-11 02:23:55,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:55,794 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:23:55,851 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_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[15812,15825] [2021-10-11 02:23:55,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:55,889 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:23:55,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55 WrapperNode [2021-10-11 02:23:55,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:55,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:23:55,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:23:55,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:23:55,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:23:55,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:23:55,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:23:55,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:23:55,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:56,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:56,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:56,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:56,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:23:56,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:23:56,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:23:56,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:23:56,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:23:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:23:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:23:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:23:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:23:58,888 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:23:58,889 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 02:23:58,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:58 BoogieIcfgContainer [2021-10-11 02:23:58,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:23:58,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:23:58,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:23:58,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:23:58,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:23:55" (1/3) ... [2021-10-11 02:23:58,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a6ed74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:23:58, skipping insertion in model container [2021-10-11 02:23:58,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55" (2/3) ... [2021-10-11 02:23:58,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a6ed74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:23:58, skipping insertion in model container [2021-10-11 02:23:58,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:58" (3/3) ... [2021-10-11 02:23:58,913 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2021-10-11 02:23:58,930 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:23:58,934 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:23:58,947 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:23:58,976 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:23:58,977 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:23:58,977 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:23:58,977 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:23:58,977 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:23:58,978 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:23:58,978 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:23:58,978 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:23:58,996 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2021-10-11 02:23:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:23:59,002 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:59,003 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:23:59,003 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:59,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:59,008 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-11 02:23:59,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:59,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784199470] [2021-10-11 02:23:59,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:23:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:59,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:23:59,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:59,304 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 02:23:59,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:59,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784199470] [2021-10-11 02:23:59,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:59,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:23:59,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958335202] [2021-10-11 02:23:59,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:23:59,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:59,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:23:59,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:23:59,333 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2021-10-11 02:23:59,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:59,396 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-11 02:23:59,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:23:59,398 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:23:59,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:59,412 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:23:59,412 INFO L226 Difference]: Without dead ends: 105 [2021-10-11 02:23:59,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 02:23:59,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-11 02:23:59,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-11 02:23:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2021-10-11 02:23:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-11 02:23:59,462 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-11 02:23:59,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:59,463 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-11 02:23:59,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:23:59,463 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-11 02:23:59,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:23:59,466 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:59,467 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:23:59,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:23:59,673 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:59,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:59,674 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-11 02:23:59,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:59,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [435618373] [2021-10-11 02:23:59,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:23:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:59,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:23:59,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:59,924 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 02:23:59,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:59,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [435618373] [2021-10-11 02:23:59,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:59,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:23:59,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526272073] [2021-10-11 02:23:59,926 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:23:59,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:59,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:23:59,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:23:59,956 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2021-10-11 02:23:59,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:59,966 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-11 02:23:59,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:23:59,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:23:59,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:59,968 INFO L225 Difference]: With dead ends: 105 [2021-10-11 02:23:59,968 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:23:59,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 02:23:59,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:23:59,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:23:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:23:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:23:59,976 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-11 02:23:59,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:59,976 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:23:59,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:23:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:23:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:23:59,978 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:59,978 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 02:24:00,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:00,195 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:00,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:00,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-11 02:24:00,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:00,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [323177717] [2021-10-11 02:24:00,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:24:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:00,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:00,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:00,418 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 02:24:00,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:00,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [323177717] [2021-10-11 02:24:00,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:00,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:00,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069101578] [2021-10-11 02:24:00,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:00,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:00,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:00,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:00,421 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:24:00,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:00,462 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-11 02:24:00,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:00,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:24:00,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:00,467 INFO L225 Difference]: With dead ends: 83 [2021-10-11 02:24:00,467 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:24:00,468 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 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 02:24:00,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:24:00,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:24:00,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:24:00,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-11 02:24:00,475 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-11 02:24:00,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:00,476 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-11 02:24:00,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-11 02:24:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:24:00,477 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:00,477 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, 1] [2021-10-11 02:24:00,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:00,696 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:00,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:00,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-11 02:24:00,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:00,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [759057776] [2021-10-11 02:24:00,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:24:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:00,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:00,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:00,945 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 02:24:00,945 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:00,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [759057776] [2021-10-11 02:24:00,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:00,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:00,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927719747] [2021-10-11 02:24:00,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:00,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:00,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:00,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:00,949 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2021-10-11 02:24:01,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:01,155 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-11 02:24:01,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:01,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:24:01,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:01,161 INFO L225 Difference]: With dead ends: 207 [2021-10-11 02:24:01,162 INFO L226 Difference]: Without dead ends: 169 [2021-10-11 02:24:01,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 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 02:24:01,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-11 02:24:01,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-11 02:24:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 02:24:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-11 02:24:01,195 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-11 02:24:01,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:01,198 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-11 02:24:01,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:01,198 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-11 02:24:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:24:01,202 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:01,202 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, 1, 1] [2021-10-11 02:24:01,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:01,413 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:01,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:01,413 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-11 02:24:01,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:01,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71005172] [2021-10-11 02:24:01,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/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 02:24:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:01,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:01,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:01,680 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 02:24:01,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:01,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71005172] [2021-10-11 02:24:01,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:01,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:01,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117021794] [2021-10-11 02:24:01,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:01,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:01,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:01,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:01,684 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2021-10-11 02:24:01,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:01,827 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-11 02:24:01,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:01,829 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:24:01,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:01,830 INFO L225 Difference]: With dead ends: 176 [2021-10-11 02:24:01,831 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:01,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 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 02:24:01,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:01,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:01,842 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:24:01,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:01,843 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:01,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:01,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:02,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:02,058 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:02,631 INFO L262 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-10-11 02:24:02,631 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L729-1(lines 729 735) 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 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696-1(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696-2(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696-3(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696-4(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L696-5(lines 681 699) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L632(lines 625 635) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L632-1(lines 625 635) the Hoare annotation is: false [2021-10-11 02:24:02,632 INFO L262 CegarLoopResult]: For program point L566(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,632 INFO L258 CegarLoopResult]: At program point L632-2(lines 625 635) the Hoare annotation is: false [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L566-1(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L566-2(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L566-3(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L265 CegarLoopResult]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L566-4(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L566-5(lines 566 574) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L831-3(lines 831 835) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L262 CegarLoopResult]: For program point L831-6(lines 831 835) no Hoare annotation was computed. [2021-10-11 02:24:02,633 INFO L258 CegarLoopResult]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-10-11 02:24:02,633 INFO L258 CegarLoopResult]: At program point L537(lines 537 543) 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 02:24:02,634 INFO L258 CegarLoopResult]: At program point L537-1(lines 537 543) the Hoare annotation is: false [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L471(lines 467 473) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L537-2(lines 537 543) the Hoare annotation is: false [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L868(lines 863 871) the Hoare annotation is: false [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L868-1(lines 863 871) 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 02:24:02,634 INFO L262 CegarLoopResult]: For program point L802(lines 802 819) no Hoare annotation was computed. [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L868-2(lines 863 871) the Hoare annotation is: false [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L802-1(lines 1 947) 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 02:24:02,634 INFO L258 CegarLoopResult]: At program point L868-3(lines 863 871) the Hoare annotation is: false [2021-10-11 02:24:02,634 INFO L262 CegarLoopResult]: For program point L802-2(lines 802 819) no Hoare annotation was computed. [2021-10-11 02:24:02,634 INFO L258 CegarLoopResult]: At program point L868-4(lines 863 871) the Hoare annotation is: false [2021-10-11 02:24:02,635 INFO L258 CegarLoopResult]: At program point L802-3(lines 1 947) the Hoare annotation is: false [2021-10-11 02:24:02,635 INFO L258 CegarLoopResult]: At program point L868-5(lines 863 871) the Hoare annotation is: false [2021-10-11 02:24:02,635 INFO L262 CegarLoopResult]: For program point L802-4(lines 802 819) no Hoare annotation was computed. [2021-10-11 02:24:02,635 INFO L258 CegarLoopResult]: At program point L802-5(lines 1 947) the Hoare annotation is: false [2021-10-11 02:24:02,635 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,635 INFO L258 CegarLoopResult]: At program point L936(lines 1 947) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:02,635 INFO L262 CegarLoopResult]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-10-11 02:24:02,635 INFO L258 CegarLoopResult]: At program point L739-1(lines 739 745) 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 02:24:02,635 INFO L262 CegarLoopResult]: For program point L806(lines 806 816) no Hoare annotation was computed. [2021-10-11 02:24:02,635 INFO L262 CegarLoopResult]: For program point L806-2(lines 806 816) no Hoare annotation was computed. [2021-10-11 02:24:02,635 INFO L262 CegarLoopResult]: For program point L806-4(lines 806 816) no Hoare annotation was computed. [2021-10-11 02:24:02,636 INFO L258 CegarLoopResult]: At program point L641(lines 636 644) 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 02:24:02,636 INFO L258 CegarLoopResult]: At program point L641-1(lines 636 644) the Hoare annotation is: false [2021-10-11 02:24:02,636 INFO L258 CegarLoopResult]: At program point L641-2(lines 636 644) the Hoare annotation is: false [2021-10-11 02:24:02,636 INFO L265 CegarLoopResult]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-10-11 02:24:02,636 INFO L262 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2021-10-11 02:24:02,636 INFO L262 CegarLoopResult]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2021-10-11 02:24:02,636 INFO L262 CegarLoopResult]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2021-10-11 02:24:02,636 INFO L258 CegarLoopResult]: At program point L909(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,636 INFO L258 CegarLoopResult]: At program point L909-1(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,636 INFO L262 CegarLoopResult]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-11 02:24:02,636 INFO L258 CegarLoopResult]: At program point L909-2(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,637 INFO L258 CegarLoopResult]: At program point L909-3(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,637 INFO L258 CegarLoopResult]: At program point L909-4(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,637 INFO L258 CegarLoopResult]: At program point L909-5(lines 904 912) the Hoare annotation is: false [2021-10-11 02:24:02,637 INFO L258 CegarLoopResult]: At program point L944(lines 939 947) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point L780-2(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L258 CegarLoopResult]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2021-10-11 02:24:02,637 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L588(lines 588 605) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L588-1(lines 588 605) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L588-2(lines 588 605) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L424-1(lines 530 536) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L690-2(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L690-3(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L690-5(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,638 INFO L262 CegarLoopResult]: For program point L690-6(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-8(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-9(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-11(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-12(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-14(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-15(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L690-17(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L258 CegarLoopResult]: At program point L757-2(lines 530 536) 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 02:24:02,639 INFO L262 CegarLoopResult]: For program point L592(lines 592 600) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L592-1(lines 592 600) no Hoare annotation was computed. [2021-10-11 02:24:02,639 INFO L262 CegarLoopResult]: For program point L592-2(lines 592 600) no Hoare annotation was computed. [2021-10-11 02:24:02,640 INFO L258 CegarLoopResult]: At program point L791(lines 786 793) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:02,640 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:02,640 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2021-10-11 02:24:02,640 INFO L262 CegarLoopResult]: For program point L562(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,640 INFO L262 CegarLoopResult]: For program point L562-1(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,640 INFO L262 CegarLoopResult]: For program point L562-2(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,647 INFO L262 CegarLoopResult]: For program point L562-3(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,647 INFO L262 CegarLoopResult]: For program point L562-4(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,647 INFO L262 CegarLoopResult]: For program point L562-5(lines 562 579) no Hoare annotation was computed. [2021-10-11 02:24:02,647 INFO L258 CegarLoopResult]: At program point L530(lines 529 548) 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 02:24:02,648 INFO L262 CegarLoopResult]: For program point L530-1(lines 530 536) no Hoare annotation was computed. [2021-10-11 02:24:02,648 INFO L258 CegarLoopResult]: At program point L530-2(lines 529 548) the Hoare annotation is: false [2021-10-11 02:24:02,648 INFO L258 CegarLoopResult]: At program point L530-3(lines 529 548) the Hoare annotation is: false [2021-10-11 02:24:02,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:02 BoogieIcfgContainer [2021-10-11 02:24:02,683 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:02,684 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:02,684 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:02,684 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:02,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:58" (3/4) ... [2021-10-11 02:24:02,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:02,715 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:02,719 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:02,721 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:02,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:02,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:02,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:02,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:02,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:02,863 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecc3a91a-55f7-4f0c-9ef5-aa3ffa27eea8/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:02,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:02,866 INFO L168 Benchmark]: Toolchain (without parser) took 7746.17 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 47.6 MB in the beginning and 29.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,867 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:02,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.14 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 38.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.86 ms. Allocated memory is still 67.1 MB. Free memory was 38.9 MB in the beginning and 35.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,870 INFO L168 Benchmark]: Boogie Preprocessor took 60.74 ms. Allocated memory is still 67.1 MB. Free memory was 35.2 MB in the beginning and 32.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,871 INFO L168 Benchmark]: RCFGBuilder took 2852.10 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 32.6 MB in the beginning and 60.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,871 INFO L168 Benchmark]: TraceAbstraction took 3785.78 ms. Allocated memory is still 83.9 MB. Free memory was 60.2 MB in the beginning and 38.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,872 INFO L168 Benchmark]: Witness Printer took 179.54 ms. Allocated memory is still 83.9 MB. Free memory was 38.1 MB in the beginning and 29.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:02,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 48.3 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 769.14 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 38.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.86 ms. Allocated memory is still 67.1 MB. Free memory was 38.9 MB in the beginning and 35.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.74 ms. Allocated memory is still 67.1 MB. Free memory was 35.2 MB in the beginning and 32.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2852.10 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 32.6 MB in the beginning and 60.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3785.78 ms. Allocated memory is still 83.9 MB. Free memory was 60.2 MB in the beginning and 38.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. * Witness Printer took 179.54 ms. Allocated memory is still 83.9 MB. Free memory was 38.1 MB in the beginning and 29.1 MB in the end (delta: 9.0 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: 780]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 780]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 780]: 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: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 403 SDslu, 363 SDs, 0 SdLazy, 62 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred 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, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 179 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1285 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 233 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4165 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 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...