./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:38:14,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:38:14,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:38:14,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:38:14,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:38:14,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:38:14,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:38:14,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:38:14,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:38:14,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:38:14,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:38:14,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:38:14,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:38:14,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:38:14,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:38:14,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:38:14,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:38:14,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:38:14,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:38:14,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:38:14,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:38:14,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:38:14,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:38:14,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:38:14,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:38:14,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:38:14,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:38:14,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:38:14,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:38:14,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:38:14,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:38:14,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:38:14,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:38:14,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:38:14,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:38:14,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:38:14,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:38:14,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:38:14,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:38:14,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:38:14,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:38:14,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:38:14,766 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:38:14,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:38:14,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:38:14,767 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:38:14,768 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:38:14,768 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:38:14,768 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:38:14,768 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:38:14,769 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:38:14,769 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:38:14,769 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:38:14,769 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:38:14,770 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:38:14,770 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:38:14,770 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:38:14,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:38:14,771 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:38:14,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:38:14,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:38:14,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:38:14,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:38:14,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:38:14,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:38:14,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:38:14,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:38:14,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:38:14,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:38:14,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:38:14,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:38:14,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:38:14,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:38:14,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:38:14,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:38:14,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:38:14,776 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:38:14,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:38:14,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:38:14,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:38:14,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:38:14,777 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_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 [2021-11-07 01:38:15,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:38:15,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:38:15,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:38:15,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:38:15,108 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:38:15,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-11-07 01:38:15,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/9ab9bc59c/ecf97882f2a04c2a9e09fb224d3463eb/FLAGcda8c96ba [2021-11-07 01:38:15,725 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:38:15,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-11-07 01:38:15,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/9ab9bc59c/ecf97882f2a04c2a9e09fb224d3463eb/FLAGcda8c96ba [2021-11-07 01:38:16,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/9ab9bc59c/ecf97882f2a04c2a9e09fb224d3463eb [2021-11-07 01:38:16,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:38:16,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:38:16,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:38:16,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:38:16,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:38:16,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:16" (1/1) ... [2021-11-07 01:38:16,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2772c060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:16, skipping insertion in model container [2021-11-07 01:38:16,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:16" (1/1) ... [2021-11-07 01:38:16,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:38:16,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:38:16,640 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-11-07 01:38:17,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:38:17,126 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:38:17,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@171d0433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:17, skipping insertion in model container [2021-11-07 01:38:17,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:38:17,128 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:38:17,143 INFO L168 Benchmark]: Toolchain (without parser) took 1066.57 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 49.2 MB in the beginning and 83.4 MB in the end (delta: -34.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:17,145 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:38:17,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1059.15 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 48.9 MB in the beginning and 83.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:17,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1059.15 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 48.9 MB in the beginning and 83.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 156]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:38:19,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:38:19,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:38:19,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:38:19,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:38:19,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:38:19,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:38:19,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:38:19,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:38:19,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:38:19,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:38:19,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:38:19,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:38:19,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:38:19,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:38:19,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:38:19,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:38:19,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:38:19,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:38:19,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:38:19,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:38:19,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:38:19,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:38:19,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:38:19,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:38:19,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:38:19,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:38:19,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:38:19,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:38:19,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:38:19,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:38:19,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:38:19,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:38:19,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:38:19,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:38:19,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:38:19,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:38:19,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:38:19,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:38:19,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:38:19,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:38:19,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:38:19,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:38:19,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:38:19,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:38:19,891 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:38:19,891 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:38:19,891 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:38:19,892 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:38:19,892 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:38:19,892 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:38:19,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:38:19,895 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:38:19,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:38:19,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:38:19,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:38:19,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:38:19,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:38:19,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:38:19,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:38:19,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:38:19,897 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:38:19,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:38:19,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:38:19,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:38:19,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:38:19,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:38:19,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:38:19,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:38:19,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:38:19,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:38:19,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:38:19,900 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:38:19,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:38:19,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:38:19,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:38:19,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:38:19,902 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_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 [2021-11-07 01:38:20,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:38:20,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:38:20,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:38:20,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:38:20,415 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:38:20,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-11-07 01:38:20,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/687bc9ec4/cc3f9b744f884f9badfe01035aef3826/FLAG3d1b7cd15 [2021-11-07 01:38:21,075 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:38:21,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-11-07 01:38:21,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/687bc9ec4/cc3f9b744f884f9badfe01035aef3826/FLAG3d1b7cd15 [2021-11-07 01:38:21,439 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/data/687bc9ec4/cc3f9b744f884f9badfe01035aef3826 [2021-11-07 01:38:21,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:38:21,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:38:21,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:38:21,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:38:21,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:38:21,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:21" (1/1) ... [2021-11-07 01:38:21,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b024f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:21, skipping insertion in model container [2021-11-07 01:38:21,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:21" (1/1) ... [2021-11-07 01:38:21,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:38:21,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:38:22,057 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-11-07 01:38:22,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:38:22,631 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:38:22,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:38:22,696 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-11-07 01:38:22,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:38:22,901 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:38:22,936 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-11-07 01:38:23,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:38:23,124 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:38:23,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23 WrapperNode [2021-11-07 01:38:23,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:38:23,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:38:23,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:38:23,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:38:23,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:38:23,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:38:23,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:38:23,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:38:23,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:38:23,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:38:23,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:38:23,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:38:23,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (1/1) ... [2021-11-07 01:38:23,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:38:23,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:38:23,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:38:23,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:38:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:38:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:38:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:38:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:38:26,452 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:38:26,452 INFO L299 CfgBuilder]: Removed 278 assume(true) statements. [2021-11-07 01:38:26,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:38:26 BoogieIcfgContainer [2021-11-07 01:38:26,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:38:26,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:38:26,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:38:26,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:38:26,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:38:21" (1/3) ... [2021-11-07 01:38:26,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4764e39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:38:26, skipping insertion in model container [2021-11-07 01:38:26,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:23" (2/3) ... [2021-11-07 01:38:26,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4764e39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:38:26, skipping insertion in model container [2021-11-07 01:38:26,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:38:26" (3/3) ... [2021-11-07 01:38:26,481 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2021-11-07 01:38:26,487 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:38:26,487 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:38:26,562 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:38:26,571 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:38:26,571 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:38:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:38:26,611 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:26,612 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:26,612 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:26,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:26,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2021-11-07 01:38:26,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:26,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1852364997] [2021-11-07 01:38:26,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:26,636 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:26,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:26,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:26,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:38:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:26,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:38:26,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:26,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:27,045 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:27,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1852364997] [2021-11-07 01:38:27,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1852364997] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:27,047 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:27,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:38:27,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633596987] [2021-11-07 01:38:27,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:38:27,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:27,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:38:27,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:38:27,070 INFO L87 Difference]: Start difference. First operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:27,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:27,110 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2021-11-07 01:38:27,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:38:27,112 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 01:38:27,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:27,125 INFO L225 Difference]: With dead ends: 379 [2021-11-07 01:38:27,125 INFO L226 Difference]: Without dead ends: 189 [2021-11-07 01:38:27,129 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:38:27,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-11-07 01:38:27,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-11-07 01:38:27,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 186 states have (on average 1.521505376344086) internal successors, (283), 188 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2021-11-07 01:38:27,187 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2021-11-07 01:38:27,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:27,187 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2021-11-07 01:38:27,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-11-07 01:38:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:38:27,189 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:27,190 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:27,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:27,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:27,399 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:27,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:27,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2021-11-07 01:38:27,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:27,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126603988] [2021-11-07 01:38:27,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:27,422 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:27,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:27,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:27,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:38:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:27,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:27,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:28,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:28,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:28,205 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:28,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126603988] [2021-11-07 01:38:28,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126603988] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:28,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:28,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:38:28,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880884133] [2021-11-07 01:38:28,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:38:28,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:28,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:38:28,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:28,215 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:28,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:28,266 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-11-07 01:38:28,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:38:28,267 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:38:28,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:28,268 INFO L225 Difference]: With dead ends: 189 [2021-11-07 01:38:28,268 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:38:28,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:28,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:38:28,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-07 01:38:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-11-07 01:38:28,278 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-11-07 01:38:28,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:28,278 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-11-07 01:38:28,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-11-07 01:38:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:38:28,280 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:28,280 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:28,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:28,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:28,493 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:28,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:28,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2021-11-07 01:38:28,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:28,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309509990] [2021-11-07 01:38:28,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:28,502 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:28,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:28,519 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:28,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:38:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:28,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:28,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:28,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:29,072 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:29,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309509990] [2021-11-07 01:38:29,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309509990] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:29,073 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:29,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:38:29,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535480681] [2021-11-07 01:38:29,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:38:29,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:29,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:38:29,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:29,078 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:29,106 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2021-11-07 01:38:29,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:38:29,107 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 01:38:29,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:29,108 INFO L225 Difference]: With dead ends: 139 [2021-11-07 01:38:29,108 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:38:29,110 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:29,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:38:29,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-07 01:38:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-11-07 01:38:29,123 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-11-07 01:38:29,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:29,124 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-11-07 01:38:29,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,125 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-11-07 01:38:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:38:29,129 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:29,129 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:29,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:29,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:29,347 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:29,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:29,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2021-11-07 01:38:29,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:29,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187882270] [2021-11-07 01:38:29,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:29,349 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:29,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:29,355 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:29,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:38:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:29,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:29,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:29,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:29,827 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:29,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187882270] [2021-11-07 01:38:29,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187882270] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:29,828 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:29,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:38:29,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405917126] [2021-11-07 01:38:29,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:38:29,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:29,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:38:29,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:38:29,831 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:29,907 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2021-11-07 01:38:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:38:29,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 01:38:29,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:29,909 INFO L225 Difference]: With dead ends: 149 [2021-11-07 01:38:29,910 INFO L226 Difference]: Without dead ends: 83 [2021-11-07 01:38:29,910 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:38:29,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-11-07 01:38:29,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2021-11-07 01:38:29,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.4375) internal successors, (115), 80 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2021-11-07 01:38:29,921 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2021-11-07 01:38:29,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:29,922 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2021-11-07 01:38:29,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-11-07 01:38:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:38:29,924 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:29,924 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:29,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:30,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:30,138 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:30,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:30,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2021-11-07 01:38:30,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:30,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1952519900] [2021-11-07 01:38:30,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:30,141 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:30,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:30,143 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:30,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:38:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:30,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:38:30,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:30,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:30,769 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:30,770 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1952519900] [2021-11-07 01:38:30,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1952519900] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:30,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:30,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:38:30,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989000784] [2021-11-07 01:38:30,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:38:30,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:30,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:38:30,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:38:30,773 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:30,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:30,873 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2021-11-07 01:38:30,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:38:30,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 01:38:30,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:30,880 INFO L225 Difference]: With dead ends: 211 [2021-11-07 01:38:30,880 INFO L226 Difference]: Without dead ends: 137 [2021-11-07 01:38:30,881 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:38:30,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-11-07 01:38:30,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2021-11-07 01:38:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.3932584269662922) internal successors, (124), 89 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2021-11-07 01:38:30,892 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2021-11-07 01:38:30,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:30,892 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2021-11-07 01:38:30,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2021-11-07 01:38:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:38:30,894 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:30,894 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:30,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:31,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:31,108 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:31,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:31,108 INFO L85 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2021-11-07 01:38:31,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:31,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2074379090] [2021-11-07 01:38:31,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:31,110 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:31,111 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:31,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:38:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:31,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:38:31,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:31,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:32,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:32,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2074379090] [2021-11-07 01:38:32,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2074379090] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:32,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:32,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:38:32,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132359684] [2021-11-07 01:38:32,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:38:32,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:32,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:38:32,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:38:32,023 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:32,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:32,238 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2021-11-07 01:38:32,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:38:32,239 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 01:38:32,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:32,243 INFO L225 Difference]: With dead ends: 436 [2021-11-07 01:38:32,243 INFO L226 Difference]: Without dead ends: 353 [2021-11-07 01:38:32,245 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:38:32,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-11-07 01:38:32,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2021-11-07 01:38:32,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 164 states have (on average 1.3780487804878048) internal successors, (226), 164 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:32,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2021-11-07 01:38:32,304 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2021-11-07 01:38:32,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:32,306 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2021-11-07 01:38:32,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:32,307 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2021-11-07 01:38:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:38:32,315 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:32,322 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:32,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:32,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:32,536 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:32,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:32,536 INFO L85 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2021-11-07 01:38:32,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:32,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412510631] [2021-11-07 01:38:32,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:32,538 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:32,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:32,562 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:32,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:38:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:33,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:38:33,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:33,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:33,407 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:33,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412510631] [2021-11-07 01:38:33,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412510631] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:33,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:33,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:38:33,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461473182] [2021-11-07 01:38:33,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:38:33,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:33,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:38:33,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:38:33,411 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:33,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:33,733 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2021-11-07 01:38:33,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:38:33,734 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:38:33,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:33,738 INFO L225 Difference]: With dead ends: 628 [2021-11-07 01:38:33,738 INFO L226 Difference]: Without dead ends: 470 [2021-11-07 01:38:33,745 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:38:33,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2021-11-07 01:38:33,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2021-11-07 01:38:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2021-11-07 01:38:33,790 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2021-11-07 01:38:33,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:33,792 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2021-11-07 01:38:33,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2021-11-07 01:38:33,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:38:33,794 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:33,795 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:33,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:34,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:34,009 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:34,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:34,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2021-11-07 01:38:34,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:34,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931902075] [2021-11-07 01:38:34,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:34,011 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:34,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:34,012 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:34,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:38:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:34,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:38:34,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:34,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:34,464 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:34,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931902075] [2021-11-07 01:38:34,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [931902075] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:34,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:34,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:38:34,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878865580] [2021-11-07 01:38:34,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:38:34,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:34,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:38:34,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:38:34,468 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:34,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:34,559 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2021-11-07 01:38:34,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:38:34,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:38:34,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:34,562 INFO L225 Difference]: With dead ends: 431 [2021-11-07 01:38:34,562 INFO L226 Difference]: Without dead ends: 274 [2021-11-07 01:38:34,564 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:38:34,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-11-07 01:38:34,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 176. [2021-11-07 01:38:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.3428571428571427) internal successors, (235), 175 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2021-11-07 01:38:34,587 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2021-11-07 01:38:34,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:34,588 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2021-11-07 01:38:34,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2021-11-07 01:38:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:38:34,590 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:34,591 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:34,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:34,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:34,804 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:34,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:34,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2021-11-07 01:38:34,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:34,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523764673] [2021-11-07 01:38:34,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:34,806 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:34,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:34,808 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:34,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:38:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:35,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:35,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:35,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:35,752 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:35,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [523764673] [2021-11-07 01:38:35,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [523764673] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:35,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:35,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:38:35,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320045171] [2021-11-07 01:38:35,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:38:35,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:35,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:38:35,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:35,755 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:35,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:35,910 INFO L93 Difference]: Finished difference Result 524 states and 703 transitions. [2021-11-07 01:38:35,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:38:35,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:38:35,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:35,916 INFO L225 Difference]: With dead ends: 524 [2021-11-07 01:38:35,923 INFO L226 Difference]: Without dead ends: 355 [2021-11-07 01:38:35,924 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:35,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2021-11-07 01:38:36,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 301. [2021-11-07 01:38:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.3266666666666667) internal successors, (398), 300 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 398 transitions. [2021-11-07 01:38:36,012 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 398 transitions. Word has length 34 [2021-11-07 01:38:36,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:36,013 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 398 transitions. [2021-11-07 01:38:36,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 398 transitions. [2021-11-07 01:38:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:38:36,015 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:36,016 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:36,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:36,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:36,230 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:36,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:36,230 INFO L85 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2021-11-07 01:38:36,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:36,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165748944] [2021-11-07 01:38:36,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:36,231 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:36,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:36,245 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:36,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:38:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:36,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:36,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:36,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:36,757 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:36,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165748944] [2021-11-07 01:38:36,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165748944] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:36,758 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:36,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:38:36,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694279489] [2021-11-07 01:38:36,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:38:36,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:36,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:38:36,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:38:36,760 INFO L87 Difference]: Start difference. First operand 301 states and 398 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:36,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:36,840 INFO L93 Difference]: Finished difference Result 531 states and 700 transitions. [2021-11-07 01:38:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:38:36,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:38:36,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:36,845 INFO L225 Difference]: With dead ends: 531 [2021-11-07 01:38:36,846 INFO L226 Difference]: Without dead ends: 529 [2021-11-07 01:38:36,846 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:38:36,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2021-11-07 01:38:36,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 386. [2021-11-07 01:38:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 1.3584415584415583) internal successors, (523), 385 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 523 transitions. [2021-11-07 01:38:36,894 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 523 transitions. Word has length 35 [2021-11-07 01:38:36,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:36,894 INFO L470 AbstractCegarLoop]: Abstraction has 386 states and 523 transitions. [2021-11-07 01:38:36,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 523 transitions. [2021-11-07 01:38:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 01:38:36,896 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:36,896 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:36,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:37,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:37,109 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:37,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:37,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2021-11-07 01:38:37,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:37,110 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1105006471] [2021-11-07 01:38:37,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:37,111 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:37,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:37,112 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:37,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:38:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:37,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:38:37,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:37,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:38:38,015 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:38,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1105006471] [2021-11-07 01:38:38,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1105006471] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:38,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:38,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:38:38,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448855583] [2021-11-07 01:38:38,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:38:38,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:38,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:38:38,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:38,017 INFO L87 Difference]: Start difference. First operand 386 states and 523 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:41,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:41,297 INFO L93 Difference]: Finished difference Result 678 states and 931 transitions. [2021-11-07 01:38:41,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:38:41,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-07 01:38:41,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:41,302 INFO L225 Difference]: With dead ends: 678 [2021-11-07 01:38:41,302 INFO L226 Difference]: Without dead ends: 299 [2021-11-07 01:38:41,303 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:38:41,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-11-07 01:38:41,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 299. [2021-11-07 01:38:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.3120805369127517) internal successors, (391), 298 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 391 transitions. [2021-11-07 01:38:41,364 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 391 transitions. Word has length 60 [2021-11-07 01:38:41,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:41,364 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 391 transitions. [2021-11-07 01:38:41,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 391 transitions. [2021-11-07 01:38:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-07 01:38:41,366 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:38:41,366 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:41,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:41,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:41,579 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:38:41,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:38:41,579 INFO L85 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2021-11-07 01:38:41,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:38:41,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704607134] [2021-11-07 01:38:41,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:38:41,580 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:38:41,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:38:41,582 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:38:41,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-07 01:38:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:38:42,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:38:42,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:38:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:38:42,397 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:38:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:38:42,637 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:38:42,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704607134] [2021-11-07 01:38:42,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704607134] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:38:42,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:38:42,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:38:42,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276645659] [2021-11-07 01:38:42,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:38:42,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:38:42,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:38:42,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:38:42,639 INFO L87 Difference]: Start difference. First operand 299 states and 391 transitions. Second operand has 10 states, 10 states have (on average 9.2) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:44,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:38:44,416 INFO L93 Difference]: Finished difference Result 952 states and 1232 transitions. [2021-11-07 01:38:44,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:38:44,418 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.2) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-11-07 01:38:44,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:38:44,418 INFO L225 Difference]: With dead ends: 952 [2021-11-07 01:38:44,418 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:38:44,420 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:38:44,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:38:44,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:38:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:38:44,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-11-07 01:38:44,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:38:44,421 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:38:44,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.2) internal successors, (92), 10 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:38:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:38:44,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:38:44,425 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:38:44,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:38:44,426 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:38:44,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:38:44,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:38:44,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:38:44,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:45,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:46,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:38:50,278 INFO L860 garLoopResultBuilder]: At program point L861(lines 842 864) the Hoare annotation is: true [2021-11-07 01:38:50,278 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,279 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,279 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,279 INFO L857 garLoopResultBuilder]: For program point L697-3(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,279 INFO L857 garLoopResultBuilder]: For program point L697-5(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,279 INFO L857 garLoopResultBuilder]: For program point L697-6(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-8(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-9(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-11(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-12(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-14(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,280 INFO L857 garLoopResultBuilder]: For program point L697-15(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L697-17(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 114) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L697-18(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L697-20(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L697-21(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,281 INFO L857 garLoopResultBuilder]: For program point L697-23(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-24(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-26(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-27(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-29(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-30(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,282 INFO L857 garLoopResultBuilder]: For program point L697-32(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L697-33(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 607) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L599-1(lines 599 607) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L697-35(lines 697 701) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L599-2(lines 599 607) no Hoare annotation was computed. [2021-11-07 01:38:50,283 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-11-07 01:38:50,284 INFO L853 garLoopResultBuilder]: At program point L733(lines 728 735) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:38:50,284 INFO L853 garLoopResultBuilder]: At program point L965(lines 960 968) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-11-07 01:38:50,284 INFO L853 garLoopResultBuilder]: At program point L965-1(lines 960 968) the Hoare annotation is: false [2021-11-07 01:38:50,284 INFO L853 garLoopResultBuilder]: At program point L965-2(lines 960 968) the Hoare annotation is: false [2021-11-07 01:38:50,285 INFO L853 garLoopResultBuilder]: At program point L965-3(lines 960 968) the Hoare annotation is: false [2021-11-07 01:38:50,285 INFO L853 garLoopResultBuilder]: At program point L965-4(lines 960 968) the Hoare annotation is: false [2021-11-07 01:38:50,285 INFO L853 garLoopResultBuilder]: At program point L965-5(lines 960 968) the Hoare annotation is: false [2021-11-07 01:38:50,285 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,285 INFO L857 garLoopResultBuilder]: For program point L569-1(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,285 INFO L857 garLoopResultBuilder]: For program point L569-2(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,286 INFO L857 garLoopResultBuilder]: For program point L569-3(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,286 INFO L857 garLoopResultBuilder]: For program point L569-4(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,286 INFO L857 garLoopResultBuilder]: For program point L569-5(lines 569 586) no Hoare annotation was computed. [2021-11-07 01:38:50,286 INFO L857 garLoopResultBuilder]: For program point L74(lines 73 118) no Hoare annotation was computed. [2021-11-07 01:38:50,286 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-07 01:38:50,287 INFO L853 garLoopResultBuilder]: At program point L1000(lines 995 1003) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:38:50,287 INFO L853 garLoopResultBuilder]: At program point L703(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,287 INFO L853 garLoopResultBuilder]: At program point L703-1(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,287 INFO L853 garLoopResultBuilder]: At program point L703-2(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,287 INFO L853 garLoopResultBuilder]: At program point L703-3(lines 688 706) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse1 .cse3 .cse2) (and .cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3 .cse2))) [2021-11-07 01:38:50,288 INFO L853 garLoopResultBuilder]: At program point L703-4(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,288 INFO L853 garLoopResultBuilder]: At program point L703-5(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,288 INFO L853 garLoopResultBuilder]: At program point L703-6(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,288 INFO L853 garLoopResultBuilder]: At program point L703-7(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,288 INFO L853 garLoopResultBuilder]: At program point L703-8(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,288 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,289 INFO L853 garLoopResultBuilder]: At program point L703-9(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,289 INFO L853 garLoopResultBuilder]: At program point L703-10(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,289 INFO L853 garLoopResultBuilder]: At program point L703-11(lines 688 706) the Hoare annotation is: false [2021-11-07 01:38:50,289 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-11-07 01:38:50,289 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 511 517) no Hoare annotation was computed. [2021-11-07 01:38:50,290 INFO L853 garLoopResultBuilder]: At program point L639(lines 632 642) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-11-07 01:38:50,290 INFO L853 garLoopResultBuilder]: At program point L639-1(lines 632 642) the Hoare annotation is: false [2021-11-07 01:38:50,290 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,290 INFO L853 garLoopResultBuilder]: At program point L639-2(lines 632 642) the Hoare annotation is: false [2021-11-07 01:38:50,290 INFO L857 garLoopResultBuilder]: For program point L573-1(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,290 INFO L857 garLoopResultBuilder]: For program point L573-2(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,291 INFO L857 garLoopResultBuilder]: For program point L573-3(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,291 INFO L857 garLoopResultBuilder]: For program point L573-4(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,291 INFO L857 garLoopResultBuilder]: For program point L573-5(lines 573 581) no Hoare annotation was computed. [2021-11-07 01:38:50,291 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 877) no Hoare annotation was computed. [2021-11-07 01:38:50,291 INFO L857 garLoopResultBuilder]: For program point L873-3(lines 873 877) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L873-6(lines 873 877) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543-1(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543-2(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543-3(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543-4(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,292 INFO L857 garLoopResultBuilder]: For program point L543-5(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,293 INFO L857 garLoopResultBuilder]: For program point L543-6(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,293 INFO L857 garLoopResultBuilder]: For program point L543-7(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,293 INFO L857 garLoopResultBuilder]: For program point L543-8(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,293 INFO L857 garLoopResultBuilder]: For program point L543-9(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,293 INFO L857 garLoopResultBuilder]: For program point L543-10(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,294 INFO L857 garLoopResultBuilder]: For program point L543-11(lines 543 560) no Hoare annotation was computed. [2021-11-07 01:38:50,294 INFO L853 garLoopResultBuilder]: At program point L511(lines 510 529) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (bvslt ~waterLevel~0 (_ bv2 32)) .cse4 .cse3) (and .cse0 .cse5 .cse2 .cse4 .cse3) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse6 .cse2 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 .cse6 .cse5 .cse2 .cse4))) [2021-11-07 01:38:50,294 INFO L857 garLoopResultBuilder]: For program point L511-1(lines 511 517) no Hoare annotation was computed. [2021-11-07 01:38:50,294 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 510 529) the Hoare annotation is: false [2021-11-07 01:38:50,294 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 510 529) the Hoare annotation is: false [2021-11-07 01:38:50,295 INFO L857 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2021-11-07 01:38:50,295 INFO L853 garLoopResultBuilder]: At program point L83-1(lines 83 89) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9)))) [2021-11-07 01:38:50,295 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 761) no Hoare annotation was computed. [2021-11-07 01:38:50,295 INFO L853 garLoopResultBuilder]: At program point L744-1(lines 1 1003) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9)))) [2021-11-07 01:38:50,295 INFO L853 garLoopResultBuilder]: At program point L777-2(lines 777 791) the Hoare annotation is: false [2021-11-07 01:38:50,296 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2021-11-07 01:38:50,296 INFO L853 garLoopResultBuilder]: At program point L744-3(lines 1 1003) the Hoare annotation is: false [2021-11-07 01:38:50,296 INFO L857 garLoopResultBuilder]: For program point L744-4(lines 744 761) no Hoare annotation was computed. [2021-11-07 01:38:50,296 INFO L853 garLoopResultBuilder]: At program point L744-5(lines 1 1003) the Hoare annotation is: false [2021-11-07 01:38:50,296 INFO L853 garLoopResultBuilder]: At program point L910(lines 905 913) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))))) [2021-11-07 01:38:50,297 INFO L853 garLoopResultBuilder]: At program point L910-1(lines 905 913) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 .cse7) (and .cse0 .cse1 .cse5 .cse6 .cse2) (and .cse0 .cse2 .cse3 .cse4 .cse7))) [2021-11-07 01:38:50,297 INFO L853 garLoopResultBuilder]: At program point L910-2(lines 905 913) the Hoare annotation is: false [2021-11-07 01:38:50,297 INFO L853 garLoopResultBuilder]: At program point L910-3(lines 905 913) the Hoare annotation is: false [2021-11-07 01:38:50,297 INFO L857 garLoopResultBuilder]: For program point L778(line 778) no Hoare annotation was computed. [2021-11-07 01:38:50,297 INFO L853 garLoopResultBuilder]: At program point L910-4(lines 905 913) the Hoare annotation is: false [2021-11-07 01:38:50,297 INFO L853 garLoopResultBuilder]: At program point L910-5(lines 905 913) the Hoare annotation is: false [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547-1(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547-3(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547-4(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,298 INFO L857 garLoopResultBuilder]: For program point L547-5(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-6(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-7(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-8(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-9(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-10(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,299 INFO L857 garLoopResultBuilder]: For program point L547-11(lines 547 555) no Hoare annotation was computed. [2021-11-07 01:38:50,300 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:38:50,300 INFO L853 garLoopResultBuilder]: At program point L119(lines 72 120) the Hoare annotation is: false [2021-11-07 01:38:50,300 INFO L853 garLoopResultBuilder]: At program point L648(lines 643 651) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 (= (_ bv0 32) ~pumpRunning~0)))) [2021-11-07 01:38:50,300 INFO L853 garLoopResultBuilder]: At program point L648-1(lines 643 651) the Hoare annotation is: false [2021-11-07 01:38:50,300 INFO L853 garLoopResultBuilder]: At program point L648-2(lines 643 651) the Hoare annotation is: false [2021-11-07 01:38:50,300 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 785) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L748(lines 748 758) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L781-1(lines 511 517) no Hoare annotation was computed. [2021-11-07 01:38:50,301 INFO L857 garLoopResultBuilder]: For program point L748-2(lines 748 758) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L748-4(lines 748 758) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 755) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L749-2(lines 749 755) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L716-2(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,302 INFO L857 garLoopResultBuilder]: For program point L716-3(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,303 INFO L857 garLoopResultBuilder]: For program point L749-4(lines 749 755) no Hoare annotation was computed. [2021-11-07 01:38:50,303 INFO L857 garLoopResultBuilder]: For program point L716-5(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,303 INFO L853 garLoopResultBuilder]: At program point L518(lines 518 524) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (and .cse0 .cse5 .cse1 .cse2) (and .cse0 .cse5 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse2 .cse4))) [2021-11-07 01:38:50,303 INFO L857 garLoopResultBuilder]: For program point L716-6(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,303 INFO L853 garLoopResultBuilder]: At program point L518-1(lines 518 524) the Hoare annotation is: false [2021-11-07 01:38:50,303 INFO L857 garLoopResultBuilder]: For program point L716-8(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L853 garLoopResultBuilder]: At program point L518-2(lines 518 524) the Hoare annotation is: false [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-9(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-11(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-12(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-14(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-15(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,304 INFO L857 garLoopResultBuilder]: For program point L716-17(lines 716 720) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point L950(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point L950-1(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point L950-2(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point L950-3(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,305 INFO L857 garLoopResultBuilder]: For program point L950-4(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-5(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-6(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-7(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-8(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-9(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,306 INFO L857 garLoopResultBuilder]: For program point L950-10(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,307 INFO L857 garLoopResultBuilder]: For program point L950-11(lines 950 956) no Hoare annotation was computed. [2021-11-07 01:38:50,307 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 889) no Hoare annotation was computed. [2021-11-07 01:38:50,307 INFO L857 garLoopResultBuilder]: For program point L852(lines 852 859) no Hoare annotation was computed. [2021-11-07 01:38:50,307 INFO L860 garLoopResultBuilder]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2021-11-07 01:38:50,307 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-11-07 01:38:50,307 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 93 99) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2) (and .cse0 .cse1 .cse6 .cse2 .cse4) (and .cse0 .cse5 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 .cse5 .cse1 .cse2 .cse3))) [2021-11-07 01:38:50,308 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:38:50,308 INFO L853 garLoopResultBuilder]: At program point L722(lines 707 725) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-11-07 01:38:50,308 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 707 725) the Hoare annotation is: false [2021-11-07 01:38:50,308 INFO L853 garLoopResultBuilder]: At program point L722-2(lines 707 725) the Hoare annotation is: false [2021-11-07 01:38:50,308 INFO L853 garLoopResultBuilder]: At program point L722-3(lines 707 725) the Hoare annotation is: false [2021-11-07 01:38:50,308 INFO L853 garLoopResultBuilder]: At program point L722-4(lines 707 725) the Hoare annotation is: false [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L722-5(lines 707 725) the Hoare annotation is: false [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L955(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L955-1(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L955-2(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L955-3(lines 946 959) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse1 .cse3 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (bvslt ~waterLevel~0 (_ bv2 32)) .cse3 .cse2))) [2021-11-07 01:38:50,309 INFO L853 garLoopResultBuilder]: At program point L955-4(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,310 INFO L853 garLoopResultBuilder]: At program point L955-5(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,310 INFO L853 garLoopResultBuilder]: At program point L955-6(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,310 INFO L853 garLoopResultBuilder]: At program point L955-7(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,310 INFO L853 garLoopResultBuilder]: At program point L955-8(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,310 INFO L853 garLoopResultBuilder]: At program point L955-9(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,311 INFO L853 garLoopResultBuilder]: At program point L955-10(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,311 INFO L853 garLoopResultBuilder]: At program point L955-11(lines 946 959) the Hoare annotation is: false [2021-11-07 01:38:50,311 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:38:50,311 INFO L853 garLoopResultBuilder]: At program point L825(lines 821 827) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:38:50,311 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:38:50,311 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 612) no Hoare annotation was computed. [2021-11-07 01:38:50,312 INFO L857 garLoopResultBuilder]: For program point L595-1(lines 595 612) no Hoare annotation was computed. [2021-11-07 01:38:50,312 INFO L857 garLoopResultBuilder]: For program point L595-2(lines 595 612) no Hoare annotation was computed. [2021-11-07 01:38:50,312 INFO L853 garLoopResultBuilder]: At program point L992(lines 1 1003) the Hoare annotation is: (and (= ~methAndRunningLastTime~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:38:50,315 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:38:50,317 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:38:50,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:38:50 BoogieIcfgContainer [2021-11-07 01:38:50,346 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:38:50,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:38:50,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:38:50,347 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:38:50,348 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:38:26" (3/4) ... [2021-11-07 01:38:50,351 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:38:50,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:38:50,380 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:38:50,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:38:50,384 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:38:50,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:38:50,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:38:50,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:38:50,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == tmp) [2021-11-07 01:38:50,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == tmp) [2021-11-07 01:38:50,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) [2021-11-07 01:38:50,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) [2021-11-07 01:38:50,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:38:50,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) [2021-11-07 01:38:50,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-11-07 01:38:50,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:38:50,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:38:50,419 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:38:50,420 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-11-07 01:38:50,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-11-07 01:38:50,504 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:38:50,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:38:50,505 INFO L168 Benchmark]: Toolchain (without parser) took 29050.91 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 35.0 MB in the beginning and 40.4 MB in the end (delta: -5.4 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,506 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory was 39.1 MB in the beginning and 39.0 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:38:50,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1680.09 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.7 MB in the beginning and 38.0 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.75 ms. Allocated memory is still 71.3 MB. Free memory was 38.0 MB in the beginning and 50.9 MB in the end (delta: -12.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,507 INFO L168 Benchmark]: Boogie Preprocessor took 144.30 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 47.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,508 INFO L168 Benchmark]: RCFGBuilder took 2930.45 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 47.3 MB in the beginning and 51.3 MB in the end (delta: -4.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,508 INFO L168 Benchmark]: TraceAbstraction took 23889.08 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 50.8 MB in the beginning and 55.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,509 INFO L168 Benchmark]: Witness Printer took 157.05 ms. Allocated memory is still 104.9 MB. Free memory was 55.1 MB in the beginning and 40.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:38:50,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory was 39.1 MB in the beginning and 39.0 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1680.09 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.7 MB in the beginning and 38.0 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 238.75 ms. Allocated memory is still 71.3 MB. Free memory was 38.0 MB in the beginning and 50.9 MB in the end (delta: -12.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 144.30 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 47.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2930.45 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 47.3 MB in the beginning and 51.3 MB in the end (delta: -4.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23889.08 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 50.8 MB in the beginning and 55.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. * Witness Printer took 157.05 ms. Allocated memory is still 104.9 MB. Free memory was 55.1 MB in the beginning and 40.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 23.7s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1531 SDtfs, 2032 SDslu, 2163 SDs, 0 SdLazy, 292 SolverSat, 90 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 831 GetRequests, 782 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=386occurred in iteration=10, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 838 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 297 NumberOfFragments, 797 HoareAnnotationTreeSize, 67 FomulaSimplifications, 324785 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 67 FomulaSimplificationsInter, 71549 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 804 ConstructedInterpolants, 0 QuantifiedInterpolants, 1542 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2582 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 84/84 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == tmp) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == tmp) RESULT: Ultimate proved your program to be correct! [2021-11-07 01:38:50,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c579c7c-7204-449e-8da7-1a72ff345efc/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE