./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG --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 fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG --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 fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:28:04,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:28:04,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:28:04,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:28:04,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:28:04,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:28:04,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:28:04,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:28:04,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:28:04,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:28:04,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:28:04,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:28:04,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:28:04,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:28:04,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:28:04,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:28:04,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:28:04,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:28:04,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:28:04,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:28:04,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:28:04,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:28:04,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:28:04,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:28:04,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:28:04,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:28:04,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:28:04,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:28:04,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:28:04,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:28:04,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:28:04,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:28:04,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:28:04,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:28:04,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:28:04,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:28:04,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:28:04,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:28:04,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:28:04,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:28:04,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:28:04,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:28:04,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:28:04,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:28:04,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:28:04,778 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:28:04,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:28:04,779 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:28:04,779 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:28:04,780 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:28:04,780 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:28:04,780 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:28:04,780 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:28:04,781 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:28:04,781 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:28:04,781 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:28:04,782 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:28:04,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:28:04,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:28:04,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:28:04,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:28:04,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:28:04,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:28:04,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:28:04,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:28:04,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:28:04,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:28:04,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:28:04,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:28:04,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:28:04,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:28:04,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:28:04,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:28:04,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:28:04,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:28:04,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:28:04,788 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:28:04,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:28:04,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:28:04,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:28:04,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:28:04,789 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b [2021-10-29 05:28:05,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:28:05,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:28:05,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:28:05,131 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:28:05,132 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:28:05,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-10-29 05:28:05,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/1a73dae5f/fb5f29cf0fb84656abdb3140ed247add/FLAG8d7bde378 [2021-10-29 05:28:05,825 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:28:05,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-10-29 05:28:05,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/1a73dae5f/fb5f29cf0fb84656abdb3140ed247add/FLAG8d7bde378 [2021-10-29 05:28:06,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/1a73dae5f/fb5f29cf0fb84656abdb3140ed247add [2021-10-29 05:28:06,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:28:06,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:28:06,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:28:06,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:28:06,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:28:06,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:28:06" (1/1) ... [2021-10-29 05:28:06,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3afff440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:06, skipping insertion in model container [2021-10-29 05:28:06,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:28:06" (1/1) ... [2021-10-29 05:28:06,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:28:06,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:28:06,411 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-10-29 05:28:06,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:28:06,543 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:28:06,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c7bef2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:06, skipping insertion in model container [2021-10-29 05:28:06,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:28:06,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:28:06,548 INFO L168 Benchmark]: Toolchain (without parser) took 441.84 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 50.0 MB in the beginning and 86.4 MB in the end (delta: -36.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:06,549 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 88.1 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:28:06,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.70 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 49.8 MB in the beginning and 86.4 MB in the end (delta: -36.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:06,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 ms. Allocated memory is still 88.1 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 432.70 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 49.8 MB in the beginning and 86.4 MB in the end (delta: -36.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 424]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:28:09,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:28:09,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:28:09,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:28:09,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:28:09,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:28:09,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:28:09,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:28:09,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:28:09,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:28:09,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:28:09,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:28:09,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:28:09,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:28:09,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:28:09,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:28:09,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:28:09,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:28:09,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:28:09,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:28:09,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:28:09,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:28:09,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:28:09,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:28:09,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:28:09,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:28:09,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:28:09,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:28:09,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:28:09,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:28:09,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:28:09,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:28:09,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:28:09,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:28:09,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:28:09,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:28:09,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:28:09,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:28:09,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:28:09,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:28:09,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:28:09,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:28:09,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:28:09,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:28:09,445 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:28:09,445 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:28:09,445 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:28:09,446 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:28:09,446 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:28:09,446 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:28:09,447 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:28:09,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:28:09,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:28:09,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:28:09,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:28:09,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:28:09,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:28:09,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:28:09,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:28:09,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:28:09,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:28:09,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:28:09,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:28:09,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:28:09,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:28:09,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:28:09,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:28:09,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:28:09,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:28:09,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:28:09,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:28:09,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:28:09,456 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:28:09,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:28:09,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:28:09,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:28:09,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:28:09,458 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b [2021-10-29 05:28:09,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:28:10,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:28:10,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:28:10,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:28:10,045 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:28:10,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-10-29 05:28:10,135 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/0a9f8e3e4/bd2ea42811ab404f8d65bdd2fed0ec0c/FLAGbb0b81d23 [2021-10-29 05:28:10,813 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:28:10,814 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-10-29 05:28:10,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/0a9f8e3e4/bd2ea42811ab404f8d65bdd2fed0ec0c/FLAGbb0b81d23 [2021-10-29 05:28:11,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/data/0a9f8e3e4/bd2ea42811ab404f8d65bdd2fed0ec0c [2021-10-29 05:28:11,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:28:11,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:28:11,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:28:11,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:28:11,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:28:11,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:11,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8d66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11, skipping insertion in model container [2021-10-29 05:28:11,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:11,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:28:11,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:28:11,362 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-10-29 05:28:11,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:28:11,561 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:28:11,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:28:11,649 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-10-29 05:28:11,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:28:11,716 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:28:11,772 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_35269364-a8c9-4d03-b0ba-5c8f58b61475/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-10-29 05:28:11,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:28:11,870 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:28:11,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11 WrapperNode [2021-10-29 05:28:11,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:28:11,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:28:11,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:28:11,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:28:11,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:11,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:28:12,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:28:12,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:28:12,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:28:12,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:28:12,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:28:12,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:28:12,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:28:12,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (1/1) ... [2021-10-29 05:28:12,140 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:28:12,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:28:12,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:28:12,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:28:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:28:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:28:12,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:28:12,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:28:15,395 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:28:15,395 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-10-29 05:28:15,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:15 BoogieIcfgContainer [2021-10-29 05:28:15,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:28:15,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:28:15,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:28:15,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:28:15,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:28:11" (1/3) ... [2021-10-29 05:28:15,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f30daed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:28:15, skipping insertion in model container [2021-10-29 05:28:15,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:28:11" (2/3) ... [2021-10-29 05:28:15,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f30daed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:28:15, skipping insertion in model container [2021-10-29 05:28:15,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:15" (3/3) ... [2021-10-29 05:28:15,410 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63.cil.c [2021-10-29 05:28:15,417 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:28:15,418 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:28:15,495 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:28:15,505 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 [2021-10-29 05:28:15,506 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:28:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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) [2021-10-29 05:28:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 05:28:15,566 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:15,567 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:15,568 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:15,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:15,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2021-10-29 05:28:15,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:15,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097793482] [2021-10-29 05:28:15,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:15,594 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:15,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:15,599 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:15,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:28:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:15,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:28:15,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:15,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:16,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:16,050 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:16,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097793482] [2021-10-29 05:28:16,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1097793482] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:16,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:16,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:28:16,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865828627] [2021-10-29 05:28:16,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:28:16,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:16,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:28:16,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:28:16,081 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-29 05:28:16,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:16,135 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-29 05:28:16,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:28:16,137 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-29 05:28:16,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:16,155 INFO L225 Difference]: With dead ends: 448 [2021-10-29 05:28:16,158 INFO L226 Difference]: Without dead ends: 223 [2021-10-29 05:28:16,165 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:28:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-29 05:28:16,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-29 05:28:16,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 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) [2021-10-29 05:28:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-29 05:28:16,272 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-29 05:28:16,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:16,273 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-29 05:28:16,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-29 05:28:16,275 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-29 05:28:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 05:28:16,277 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:16,278 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:16,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:16,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:16,500 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:16,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:16,501 INFO L85 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2021-10-29 05:28:16,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:16,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624593848] [2021-10-29 05:28:16,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:16,503 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:16,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:16,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:16,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:28:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:16,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:28:16,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:16,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:16,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:16,862 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:16,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624593848] [2021-10-29 05:28:16,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624593848] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:16,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:16,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:28:16,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847623934] [2021-10-29 05:28:16,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:28:16,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:16,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:28:16,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:16,874 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-29 05:28:16,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:16,920 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-29 05:28:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:28:16,921 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-10-29 05:28:16,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:16,927 INFO L225 Difference]: With dead ends: 223 [2021-10-29 05:28:16,927 INFO L226 Difference]: Without dead ends: 85 [2021-10-29 05:28:16,930 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:16,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-29 05:28:16,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-29 05:28:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 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) [2021-10-29 05:28:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-29 05:28:16,948 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-29 05:28:16,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:16,948 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-29 05:28:16,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-29 05:28:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-29 05:28:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:28:16,955 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:16,955 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] [2021-10-29 05:28:16,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:17,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:17,171 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:17,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:17,171 INFO L85 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2021-10-29 05:28:17,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:17,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43438384] [2021-10-29 05:28:17,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:17,172 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:17,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:17,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:17,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:28:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:17,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:28:17,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:17,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:17,706 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:17,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43438384] [2021-10-29 05:28:17,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43438384] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:17,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:17,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:28:17,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955789589] [2021-10-29 05:28:17,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:28:17,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:17,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:28:17,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:17,711 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-10-29 05:28:17,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:17,751 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-10-29 05:28:17,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:28:17,751 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 22 [2021-10-29 05:28:17,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:17,754 INFO L225 Difference]: With dead ends: 266 [2021-10-29 05:28:17,754 INFO L226 Difference]: Without dead ends: 187 [2021-10-29 05:28:17,756 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:17,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-29 05:28:17,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-10-29 05:28:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 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) [2021-10-29 05:28:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-10-29 05:28:17,788 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-10-29 05:28:17,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:17,789 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-10-29 05:28:17,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-10-29 05:28:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-10-29 05:28:17,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:28:17,794 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:17,794 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] [2021-10-29 05:28:17,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:18,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:18,015 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:18,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:18,016 INFO L85 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2021-10-29 05:28:18,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:18,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1660140498] [2021-10-29 05:28:18,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:18,017 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:18,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:18,019 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:18,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:28:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:18,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:28:18,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:18,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:18,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:18,432 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:18,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1660140498] [2021-10-29 05:28:18,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1660140498] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:18,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:18,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:28:18,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877969107] [2021-10-29 05:28:18,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:28:18,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:18,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:28:18,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:28:18,434 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-10-29 05:28:18,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:18,519 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-10-29 05:28:18,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:28:18,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2021-10-29 05:28:18,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:18,521 INFO L225 Difference]: With dead ends: 208 [2021-10-29 05:28:18,521 INFO L226 Difference]: Without dead ends: 110 [2021-10-29 05:28:18,522 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:28:18,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-29 05:28:18,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-10-29 05:28:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 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) [2021-10-29 05:28:18,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-10-29 05:28:18,534 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-10-29 05:28:18,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:18,534 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-10-29 05:28:18,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-10-29 05:28:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-10-29 05:28:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:28:18,536 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:18,536 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] [2021-10-29 05:28:18,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:18,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:18,756 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:18,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:18,757 INFO L85 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2021-10-29 05:28:18,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:18,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204600759] [2021-10-29 05:28:18,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:18,758 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:18,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:18,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:18,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:28:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:18,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:28:18,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:19,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:19,215 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:19,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204600759] [2021-10-29 05:28:19,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204600759] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:19,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:19,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:28:19,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41094952] [2021-10-29 05:28:19,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:28:19,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:19,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:28:19,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:28:19,222 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-29 05:28:19,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:19,447 INFO L93 Difference]: Finished difference Result 527 states and 760 transitions. [2021-10-29 05:28:19,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:28:19,448 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-29 05:28:19,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:19,451 INFO L225 Difference]: With dead ends: 527 [2021-10-29 05:28:19,452 INFO L226 Difference]: Without dead ends: 425 [2021-10-29 05:28:19,454 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:28:19,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-29 05:28:19,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 202. [2021-10-29 05:28:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4129353233830846) internal successors, (284), 201 states have internal predecessors, (284), 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) [2021-10-29 05:28:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 284 transitions. [2021-10-29 05:28:19,501 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 284 transitions. Word has length 25 [2021-10-29 05:28:19,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:19,502 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 284 transitions. [2021-10-29 05:28:19,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-29 05:28:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-10-29 05:28:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:28:19,507 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:19,507 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:19,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:19,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:19,722 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:19,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:19,723 INFO L85 PathProgramCache]: Analyzing trace with hash -766752191, now seen corresponding path program 1 times [2021-10-29 05:28:19,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:19,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1680970880] [2021-10-29 05:28:19,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:19,724 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:19,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:19,725 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:19,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:28:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:19,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:28:19,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:20,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:20,204 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:20,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1680970880] [2021-10-29 05:28:20,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1680970880] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:20,205 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:20,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:28:20,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150781785] [2021-10-29 05:28:20,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:28:20,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:20,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:28:20,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:28:20,208 INFO L87 Difference]: Start difference. First operand 202 states and 284 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:20,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:20,469 INFO L93 Difference]: Finished difference Result 582 states and 821 transitions. [2021-10-29 05:28:20,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:28:20,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 05:28:20,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:20,474 INFO L225 Difference]: With dead ends: 582 [2021-10-29 05:28:20,474 INFO L226 Difference]: Without dead ends: 580 [2021-10-29 05:28:20,475 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:28:20,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-29 05:28:20,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 202. [2021-10-29 05:28:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4029850746268657) internal successors, (282), 201 states have internal predecessors, (282), 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) [2021-10-29 05:28:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 282 transitions. [2021-10-29 05:28:20,521 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 282 transitions. Word has length 26 [2021-10-29 05:28:20,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:20,521 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 282 transitions. [2021-10-29 05:28:20,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions. [2021-10-29 05:28:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:28:20,531 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:20,531 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] [2021-10-29 05:28:20,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:20,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:20,755 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:20,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:20,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1570829431, now seen corresponding path program 1 times [2021-10-29 05:28:20,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:20,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670426674] [2021-10-29 05:28:20,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:20,757 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:20,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:20,759 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:20,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:28:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:21,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:28:21,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:21,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:21,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:21,301 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:21,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670426674] [2021-10-29 05:28:21,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [670426674] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:21,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:21,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:28:21,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854941495] [2021-10-29 05:28:21,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:28:21,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:21,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:28:21,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:28:21,304 INFO L87 Difference]: Start difference. First operand 202 states and 282 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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) [2021-10-29 05:28:21,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:21,462 INFO L93 Difference]: Finished difference Result 570 states and 788 transitions. [2021-10-29 05:28:21,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:28:21,463 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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 [2021-10-29 05:28:21,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:21,469 INFO L225 Difference]: With dead ends: 570 [2021-10-29 05:28:21,470 INFO L226 Difference]: Without dead ends: 374 [2021-10-29 05:28:21,471 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:28:21,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-10-29 05:28:21,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 220. [2021-10-29 05:28:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.36986301369863) internal successors, (300), 219 states have internal predecessors, (300), 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) [2021-10-29 05:28:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 300 transitions. [2021-10-29 05:28:21,507 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 300 transitions. Word has length 35 [2021-10-29 05:28:21,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:21,509 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 300 transitions. [2021-10-29 05:28:21,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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) [2021-10-29 05:28:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 300 transitions. [2021-10-29 05:28:21,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:28:21,513 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:21,513 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] [2021-10-29 05:28:21,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:21,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:21,729 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:21,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:21,730 INFO L85 PathProgramCache]: Analyzing trace with hash 984023417, now seen corresponding path program 1 times [2021-10-29 05:28:21,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:21,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [443212442] [2021-10-29 05:28:21,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:21,732 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:21,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:21,733 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:21,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:28:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:22,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:28:22,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:22,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:22,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:22,268 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:22,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [443212442] [2021-10-29 05:28:22,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [443212442] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:22,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:22,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:28:22,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043428500] [2021-10-29 05:28:22,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:28:22,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:22,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:28:22,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:28:22,271 INFO L87 Difference]: Start difference. First operand 220 states and 300 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-10-29 05:28:22,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:22,417 INFO L93 Difference]: Finished difference Result 620 states and 838 transitions. [2021-10-29 05:28:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:28:22,418 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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 [2021-10-29 05:28:22,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:22,421 INFO L225 Difference]: With dead ends: 620 [2021-10-29 05:28:22,422 INFO L226 Difference]: Without dead ends: 406 [2021-10-29 05:28:22,423 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:28:22,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-10-29 05:28:22,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 232. [2021-10-29 05:28:22,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.3506493506493507) internal successors, (312), 231 states have internal predecessors, (312), 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) [2021-10-29 05:28:22,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 312 transitions. [2021-10-29 05:28:22,462 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 312 transitions. Word has length 35 [2021-10-29 05:28:22,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:22,463 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 312 transitions. [2021-10-29 05:28:22,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-10-29 05:28:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 312 transitions. [2021-10-29 05:28:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:28:22,465 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:22,465 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] [2021-10-29 05:28:22,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:22,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:22,681 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:22,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:22,681 INFO L85 PathProgramCache]: Analyzing trace with hash -295840261, now seen corresponding path program 1 times [2021-10-29 05:28:22,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:22,682 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [513878143] [2021-10-29 05:28:22,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:22,682 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:22,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:22,684 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:22,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:28:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:23,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:28:23,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:23,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:23,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:23,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:23,317 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:23,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [513878143] [2021-10-29 05:28:23,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [513878143] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:23,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:23,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:28:23,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576060683] [2021-10-29 05:28:23,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:28:23,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:23,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:28:23,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:23,319 INFO L87 Difference]: Start difference. First operand 232 states and 312 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) [2021-10-29 05:28:23,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:23,436 INFO L93 Difference]: Finished difference Result 714 states and 964 transitions. [2021-10-29 05:28:23,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:28:23,437 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 35 [2021-10-29 05:28:23,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:23,441 INFO L225 Difference]: With dead ends: 714 [2021-10-29 05:28:23,441 INFO L226 Difference]: Without dead ends: 488 [2021-10-29 05:28:23,442 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:28:23,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-10-29 05:28:23,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 396. [2021-10-29 05:28:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3341772151898734) internal successors, (527), 395 states have internal predecessors, (527), 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) [2021-10-29 05:28:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 527 transitions. [2021-10-29 05:28:23,520 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 527 transitions. Word has length 35 [2021-10-29 05:28:23,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:23,521 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 527 transitions. [2021-10-29 05:28:23,521 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) [2021-10-29 05:28:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 527 transitions. [2021-10-29 05:28:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 05:28:23,522 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:23,523 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, 1] [2021-10-29 05:28:23,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:23,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:23,738 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:23,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:23,738 INFO L85 PathProgramCache]: Analyzing trace with hash -530973507, now seen corresponding path program 1 times [2021-10-29 05:28:23,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:23,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145162558] [2021-10-29 05:28:23,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:23,740 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:23,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:23,740 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:23,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:28:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:24,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:28:24,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:24,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:24,405 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:24,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145162558] [2021-10-29 05:28:24,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145162558] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:24,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:24,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:28:24,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685557605] [2021-10-29 05:28:24,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:28:24,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:24,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:28:24,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:28:24,407 INFO L87 Difference]: Start difference. First operand 396 states and 527 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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) [2021-10-29 05:28:26,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:26,561 INFO L93 Difference]: Finished difference Result 1768 states and 2320 transitions. [2021-10-29 05:28:26,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:28:26,561 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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 36 [2021-10-29 05:28:26,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:26,571 INFO L225 Difference]: With dead ends: 1768 [2021-10-29 05:28:26,571 INFO L226 Difference]: Without dead ends: 1378 [2021-10-29 05:28:26,573 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:28:26,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2021-10-29 05:28:26,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 396. [2021-10-29 05:28:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3113924050632912) internal successors, (518), 395 states have internal predecessors, (518), 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) [2021-10-29 05:28:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 518 transitions. [2021-10-29 05:28:26,654 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 518 transitions. Word has length 36 [2021-10-29 05:28:26,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:26,655 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 518 transitions. [2021-10-29 05:28:26,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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) [2021-10-29 05:28:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 518 transitions. [2021-10-29 05:28:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 05:28:26,657 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:26,658 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-10-29 05:28:26,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:26,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:26,874 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:26,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:26,875 INFO L85 PathProgramCache]: Analyzing trace with hash 768163452, now seen corresponding path program 1 times [2021-10-29 05:28:26,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:26,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1732544860] [2021-10-29 05:28:26,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:26,876 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:26,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:26,877 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:26,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:28:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:27,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:28:27,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:28:27,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:28:27,638 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:27,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1732544860] [2021-10-29 05:28:27,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1732544860] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:27,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:27,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:28:27,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284661372] [2021-10-29 05:28:27,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:28:27,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:27,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:28:27,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:28:27,641 INFO L87 Difference]: Start difference. First operand 396 states and 518 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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) [2021-10-29 05:28:31,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:31,397 INFO L93 Difference]: Finished difference Result 1392 states and 1816 transitions. [2021-10-29 05:28:31,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:28:31,398 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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 61 [2021-10-29 05:28:31,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:31,399 INFO L225 Difference]: With dead ends: 1392 [2021-10-29 05:28:31,399 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:28:31,401 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:28:31,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:28:31,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:28:31,402 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) [2021-10-29 05:28:31,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:28:31,403 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-29 05:28:31,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:31,404 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:28:31,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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) [2021-10-29 05:28:31,404 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:28:31,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:28:31,408 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:28:31,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:28:31,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:28:31,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:31,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:31,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:28:31,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:31,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:33,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:33,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:33,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:33,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:33,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:34,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:35,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:36,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:37,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:49,750 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,750 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,750 INFO L857 garLoopResultBuilder]: For program point L101-6(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,750 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 898) no Hoare annotation was computed. [2021-10-29 05:28:49,750 INFO L857 garLoopResultBuilder]: For program point L101-7(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,751 INFO L857 garLoopResultBuilder]: For program point L101-8(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,751 INFO L857 garLoopResultBuilder]: For program point L101-9(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,751 INFO L857 garLoopResultBuilder]: For program point L894-3(lines 894 898) no Hoare annotation was computed. [2021-10-29 05:28:49,751 INFO L857 garLoopResultBuilder]: For program point L101-10(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,751 INFO L857 garLoopResultBuilder]: For program point L101-11(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,752 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,752 INFO L857 garLoopResultBuilder]: For program point L894-6(lines 894 898) no Hoare annotation was computed. [2021-10-29 05:28:49,752 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 372) no Hoare annotation was computed. [2021-10-29 05:28:49,753 INFO L853 garLoopResultBuilder]: At program point L366-1(lines 69 75) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:28:49,753 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,753 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,753 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,753 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,754 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,754 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,754 INFO L857 garLoopResultBuilder]: For program point L105-6(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,754 INFO L857 garLoopResultBuilder]: For program point L105-7(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,754 INFO L857 garLoopResultBuilder]: For program point L105-8(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,755 INFO L857 garLoopResultBuilder]: For program point L105-9(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,755 INFO L857 garLoopResultBuilder]: For program point L105-10(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,755 INFO L857 garLoopResultBuilder]: For program point L105-11(lines 105 113) no Hoare annotation was computed. [2021-10-29 05:28:49,755 INFO L857 garLoopResultBuilder]: For program point L305(lines 305 311) no Hoare annotation was computed. [2021-10-29 05:28:49,756 INFO L853 garLoopResultBuilder]: At program point L305-1(lines 305 311) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-10-29 05:28:49,756 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,756 INFO L857 garLoopResultBuilder]: For program point L971-1(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,756 INFO L857 garLoopResultBuilder]: For program point L971-2(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,756 INFO L857 garLoopResultBuilder]: For program point L971-3(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,757 INFO L857 garLoopResultBuilder]: For program point L971-4(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,757 INFO L857 garLoopResultBuilder]: For program point L971-5(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,757 INFO L857 garLoopResultBuilder]: For program point L971-6(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,757 INFO L857 garLoopResultBuilder]: For program point L971-7(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,757 INFO L857 garLoopResultBuilder]: For program point L971-8(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,758 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: false [2021-10-29 05:28:49,758 INFO L857 garLoopResultBuilder]: For program point L971-9(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,758 INFO L857 garLoopResultBuilder]: For program point L971-10(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,758 INFO L857 garLoopResultBuilder]: For program point L971-11(lines 971 977) no Hoare annotation was computed. [2021-10-29 05:28:49,758 INFO L857 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-10-29 05:28:49,759 INFO L857 garLoopResultBuilder]: For program point L774(line 774) no Hoare annotation was computed. [2021-10-29 05:28:49,759 INFO L853 garLoopResultBuilder]: At program point L378(lines 329 379) the Hoare annotation is: false [2021-10-29 05:28:49,759 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2021-10-29 05:28:49,759 INFO L857 garLoopResultBuilder]: For program point L777-1(lines 69 75) no Hoare annotation was computed. [2021-10-29 05:28:49,760 INFO L853 garLoopResultBuilder]: At program point L976(lines 967 980) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,760 INFO L853 garLoopResultBuilder]: At program point L976-1(lines 967 980) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,760 INFO L853 garLoopResultBuilder]: At program point L976-2(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,760 INFO L853 garLoopResultBuilder]: At program point L976-3(lines 967 980) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:28:49,761 INFO L853 garLoopResultBuilder]: At program point L976-4(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,761 INFO L853 garLoopResultBuilder]: At program point L976-5(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,761 INFO L853 garLoopResultBuilder]: At program point L976-6(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,761 INFO L853 garLoopResultBuilder]: At program point L976-7(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,761 INFO L853 garLoopResultBuilder]: At program point L976-8(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,762 INFO L853 garLoopResultBuilder]: At program point L976-9(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,762 INFO L853 garLoopResultBuilder]: At program point L976-10(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,762 INFO L853 garLoopResultBuilder]: At program point L976-11(lines 967 980) the Hoare annotation is: false [2021-10-29 05:28:49,762 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 854) no Hoare annotation was computed. [2021-10-29 05:28:49,762 INFO L860 garLoopResultBuilder]: At program point L847-1(lines 847 854) the Hoare annotation is: true [2021-10-29 05:28:49,763 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,763 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,763 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,763 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,763 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,764 INFO L857 garLoopResultBuilder]: For program point L189-10(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,764 INFO L857 garLoopResultBuilder]: For program point L189-12(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,764 INFO L857 garLoopResultBuilder]: For program point L189-14(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,764 INFO L857 garLoopResultBuilder]: For program point L189-16(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,764 INFO L857 garLoopResultBuilder]: For program point L189-18(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,765 INFO L857 garLoopResultBuilder]: For program point L189-20(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,765 INFO L857 garLoopResultBuilder]: For program point L189-22(lines 189 195) no Hoare annotation was computed. [2021-10-29 05:28:49,765 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:28:49,765 INFO L857 garLoopResultBuilder]: For program point L918(lines 918 922) no Hoare annotation was computed. [2021-10-29 05:28:49,765 INFO L857 garLoopResultBuilder]: For program point L391(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,766 INFO L857 garLoopResultBuilder]: For program point L391-1(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,766 INFO L857 garLoopResultBuilder]: For program point L391-2(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,766 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,766 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,766 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,767 INFO L857 garLoopResultBuilder]: For program point L127-3(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,767 INFO L857 garLoopResultBuilder]: For program point L127-4(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,767 INFO L853 garLoopResultBuilder]: At program point L986(lines 981 989) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:28:49,767 INFO L857 garLoopResultBuilder]: For program point L127-5(lines 127 144) no Hoare annotation was computed. [2021-10-29 05:28:49,767 INFO L853 garLoopResultBuilder]: At program point L986-1(lines 981 989) the Hoare annotation is: false [2021-10-29 05:28:49,768 INFO L853 garLoopResultBuilder]: At program point L986-2(lines 981 989) the Hoare annotation is: false [2021-10-29 05:28:49,768 INFO L853 garLoopResultBuilder]: At program point L986-3(lines 981 989) the Hoare annotation is: false [2021-10-29 05:28:49,768 INFO L853 garLoopResultBuilder]: At program point L986-4(lines 981 989) the Hoare annotation is: false [2021-10-29 05:28:49,768 INFO L853 garLoopResultBuilder]: At program point L986-5(lines 981 989) the Hoare annotation is: false [2021-10-29 05:28:49,769 INFO L860 garLoopResultBuilder]: At program point L856(lines 837 859) the Hoare annotation is: true [2021-10-29 05:28:49,769 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,769 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,769 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,769 INFO L857 garLoopResultBuilder]: For program point L131-3(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,770 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:28:49,770 INFO L857 garLoopResultBuilder]: For program point L131-4(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,770 INFO L857 garLoopResultBuilder]: For program point L131-5(lines 131 139) no Hoare annotation was computed. [2021-10-29 05:28:49,770 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,770 INFO L857 garLoopResultBuilder]: For program point L331(lines 330 377) no Hoare annotation was computed. [2021-10-29 05:28:49,771 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 336) no Hoare annotation was computed. [2021-10-29 05:28:49,771 INFO L853 garLoopResultBuilder]: At program point L69(lines 68 87) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:28:49,771 INFO L857 garLoopResultBuilder]: For program point L69-1(lines 69 75) no Hoare annotation was computed. [2021-10-29 05:28:49,771 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 68 87) the Hoare annotation is: false [2021-10-29 05:28:49,772 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 68 87) the Hoare annotation is: false [2021-10-29 05:28:49,772 INFO L853 garLoopResultBuilder]: At program point L931(lines 926 934) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 05:28:49,772 INFO L853 garLoopResultBuilder]: At program point L931-1(lines 926 934) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,772 INFO L853 garLoopResultBuilder]: At program point L931-2(lines 926 934) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,773 INFO L853 garLoopResultBuilder]: At program point L931-3(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,773 INFO L853 garLoopResultBuilder]: At program point L931-4(lines 926 934) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:28:49,773 INFO L853 garLoopResultBuilder]: At program point L931-5(lines 926 934) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:28:49,773 INFO L853 garLoopResultBuilder]: At program point L931-6(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,773 INFO L853 garLoopResultBuilder]: At program point L931-7(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,774 INFO L853 garLoopResultBuilder]: At program point L931-8(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,774 INFO L853 garLoopResultBuilder]: At program point L931-9(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,774 INFO L853 garLoopResultBuilder]: At program point L931-10(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,774 INFO L853 garLoopResultBuilder]: At program point L931-11(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-12(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-13(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-14(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-15(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-16(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L853 garLoopResultBuilder]: At program point L931-17(lines 926 934) the Hoare annotation is: false [2021-10-29 05:28:49,775 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,775 INFO L857 garLoopResultBuilder]: For program point L272-2(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-3(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-5(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-6(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-8(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-9(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-11(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-12(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-14(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-15(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-17(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,776 INFO L857 garLoopResultBuilder]: For program point L272-18(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-20(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-21(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-23(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-24(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-26(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-27(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-29(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-30(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-32(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-33(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,777 INFO L857 garLoopResultBuilder]: For program point L272-35(lines 272 276) no Hoare annotation was computed. [2021-10-29 05:28:49,778 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-10-29 05:28:49,778 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 346) no Hoare annotation was computed. [2021-10-29 05:28:49,778 INFO L853 garLoopResultBuilder]: At program point L340-1(lines 340 346) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:28:49,778 INFO L853 garLoopResultBuilder]: At program point L76(lines 76 82) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-10-29 05:28:49,778 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: false [2021-10-29 05:28:49,778 INFO L853 garLoopResultBuilder]: At program point L76-2(lines 76 82) the Hoare annotation is: false [2021-10-29 05:28:49,778 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 882) no Hoare annotation was computed. [2021-10-29 05:28:49,778 INFO L853 garLoopResultBuilder]: At program point L869-1(lines 1 1024) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:28:49,778 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 882) no Hoare annotation was computed. [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L869-3(lines 1 1024) the Hoare annotation is: false [2021-10-29 05:28:49,779 INFO L857 garLoopResultBuilder]: For program point L869-4(lines 869 882) no Hoare annotation was computed. [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L869-5(lines 1 1024) the Hoare annotation is: false [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278(lines 263 281) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278-1(lines 263 281) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278-2(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278-3(lines 263 281) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278-4(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,779 INFO L853 garLoopResultBuilder]: At program point L278-5(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,780 INFO L853 garLoopResultBuilder]: At program point L278-6(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,780 INFO L853 garLoopResultBuilder]: At program point L278-7(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,780 INFO L853 garLoopResultBuilder]: At program point L278-8(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,780 INFO L853 garLoopResultBuilder]: At program point L278-9(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,781 INFO L853 garLoopResultBuilder]: At program point L278-10(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,781 INFO L853 garLoopResultBuilder]: At program point L278-11(lines 263 281) the Hoare annotation is: false [2021-10-29 05:28:49,781 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 879) no Hoare annotation was computed. [2021-10-29 05:28:49,781 INFO L857 garLoopResultBuilder]: For program point L873-2(lines 873 879) no Hoare annotation was computed. [2021-10-29 05:28:49,781 INFO L857 garLoopResultBuilder]: For program point L873-4(lines 873 879) no Hoare annotation was computed. [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214(lines 207 217) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214-1(lines 207 217) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214-2(lines 207 217) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214-3(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214-4(lines 207 217) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:28:49,782 INFO L853 garLoopResultBuilder]: At program point L214-5(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,783 INFO L853 garLoopResultBuilder]: At program point L214-6(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,783 INFO L853 garLoopResultBuilder]: At program point L214-7(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,783 INFO L853 garLoopResultBuilder]: At program point L214-8(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,783 INFO L853 garLoopResultBuilder]: At program point L214-9(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,783 INFO L853 garLoopResultBuilder]: At program point L214-10(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,784 INFO L853 garLoopResultBuilder]: At program point L214-11(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,784 INFO L853 garLoopResultBuilder]: At program point L214-12(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,784 INFO L853 garLoopResultBuilder]: At program point L214-13(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,784 INFO L853 garLoopResultBuilder]: At program point L214-14(lines 207 217) the Hoare annotation is: false [2021-10-29 05:28:49,784 INFO L857 garLoopResultBuilder]: For program point L350(lines 350 356) no Hoare annotation was computed. [2021-10-29 05:28:49,784 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:28:49,785 INFO L853 garLoopResultBuilder]: At program point L350-1(lines 350 356) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:28:49,785 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 170) no Hoare annotation was computed. [2021-10-29 05:28:49,785 INFO L857 garLoopResultBuilder]: For program point L153-1(lines 153 170) no Hoare annotation was computed. [2021-10-29 05:28:49,785 INFO L857 garLoopResultBuilder]: For program point L153-2(lines 153 170) no Hoare annotation was computed. [2021-10-29 05:28:49,786 INFO L853 garLoopResultBuilder]: At program point L1013(lines 1 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,786 INFO L853 garLoopResultBuilder]: At program point L223(lines 218 226) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,786 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 218 226) the Hoare annotation is: false [2021-10-29 05:28:49,786 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 165) no Hoare annotation was computed. [2021-10-29 05:28:49,786 INFO L853 garLoopResultBuilder]: At program point L223-2(lines 218 226) the Hoare annotation is: false [2021-10-29 05:28:49,787 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 157 165) no Hoare annotation was computed. [2021-10-29 05:28:49,787 INFO L857 garLoopResultBuilder]: For program point L157-2(lines 157 165) no Hoare annotation was computed. [2021-10-29 05:28:49,787 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,787 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,787 INFO L857 garLoopResultBuilder]: For program point L291-3(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-5(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-6(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-8(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-9(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-11(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,788 INFO L857 garLoopResultBuilder]: For program point L291-12(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,789 INFO L857 garLoopResultBuilder]: For program point L291-14(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,789 INFO L857 garLoopResultBuilder]: For program point L291-15(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,789 INFO L857 garLoopResultBuilder]: For program point L291-17(lines 291 295) no Hoare annotation was computed. [2021-10-29 05:28:49,789 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:28:49,789 INFO L853 garLoopResultBuilder]: At program point L821(lines 817 823) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,790 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 373) no Hoare annotation was computed. [2021-10-29 05:28:49,790 INFO L853 garLoopResultBuilder]: At program point L1021(lines 1016 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:28:49,790 INFO L853 garLoopResultBuilder]: At program point L297(lines 282 300) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:28:49,790 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 282 300) the Hoare annotation is: false [2021-10-29 05:28:49,791 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 282 300) the Hoare annotation is: false [2021-10-29 05:28:49,791 INFO L853 garLoopResultBuilder]: At program point L297-3(lines 282 300) the Hoare annotation is: false [2021-10-29 05:28:49,791 INFO L853 garLoopResultBuilder]: At program point L297-4(lines 282 300) the Hoare annotation is: false [2021-10-29 05:28:49,791 INFO L853 garLoopResultBuilder]: At program point L297-5(lines 282 300) the Hoare annotation is: false [2021-10-29 05:28:49,791 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,791 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,792 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,792 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 118) no Hoare annotation was computed. [2021-10-29 05:28:49,796 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:49,798 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:28:49,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:28:49 BoogieIcfgContainer [2021-10-29 05:28:49,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:28:49,846 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:28:49,846 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:28:49,847 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:28:49,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:15" (3/4) ... [2021-10-29 05:28:49,851 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:28:49,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:28:49,906 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:28:49,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:28:49,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:28:49,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:28:49,917 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:28:49,919 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:28:49,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,959 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,963 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,964 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-10-29 05:28:49,965 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:28:49,973 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:28:49,978 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:28:49,979 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,980 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:28:49,980 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,980 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,981 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:28:49,982 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,982 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,984 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:49,984 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:28:50,088 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:28:50,088 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:28:50,090 INFO L168 Benchmark]: Toolchain (without parser) took 39045.71 ms. Allocated memory was 52.4 MB in the beginning and 249.6 MB in the end (delta: 197.1 MB). Free memory was 27.9 MB in the beginning and 141.4 MB in the end (delta: -113.5 MB). Peak memory consumption was 82.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,091 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.1 MB in the end (delta: 17.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:28:50,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.19 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 27.7 MB in the beginning and 50.7 MB in the end (delta: -23.0 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.67 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 45.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,092 INFO L168 Benchmark]: Boogie Preprocessor took 120.67 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 41.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,093 INFO L168 Benchmark]: RCFGBuilder took 3269.11 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 41.1 MB in the beginning and 55.6 MB in the end (delta: -14.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,094 INFO L168 Benchmark]: TraceAbstraction took 34443.06 ms. Allocated memory was 96.5 MB in the beginning and 249.6 MB in the end (delta: 153.1 MB). Free memory was 55.1 MB in the beginning and 160.3 MB in the end (delta: -105.2 MB). Peak memory consumption was 136.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,094 INFO L168 Benchmark]: Witness Printer took 242.35 ms. Allocated memory is still 249.6 MB. Free memory was 160.3 MB in the beginning and 141.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:50,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.1 MB in the end (delta: 17.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 810.19 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 27.7 MB in the beginning and 50.7 MB in the end (delta: -23.0 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 135.67 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 45.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 120.67 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 41.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3269.11 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 41.1 MB in the beginning and 55.6 MB in the end (delta: -14.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 34443.06 ms. Allocated memory was 96.5 MB in the beginning and 249.6 MB in the end (delta: 153.1 MB). Free memory was 55.1 MB in the beginning and 160.3 MB in the end (delta: -105.2 MB). Peak memory consumption was 136.9 MB. Max. memory is 16.1 GB. * Witness Printer took 242.35 ms. Allocated memory is still 249.6 MB. Free memory was 160.3 MB in the beginning and 141.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 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: 391]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 391]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 391]: 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, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 34.3s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1902 SDtfs, 2697 SDslu, 4667 SDs, 0 SdLazy, 590 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=396occurred in iteration=9, InterpolantAutomatonStates: 78, 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, 11 MinimizatonAttempts, 2088 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 534 NumberOfFragments, 823 HoareAnnotationTreeSize, 92 FomulaSimplifications, 5011108 FormulaSimplificationTreeSizeReduction, 5.6s HoareSimplificationTime, 92 FomulaSimplificationsInter, 2192412 FormulaSimplificationTreeSizeReductionInter, 12.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 644 ConstructedInterpolants, 0 QuantifiedInterpolants, 1086 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2306 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1016]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:28:50,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35269364-a8c9-4d03-b0ba-5c8f58b61475/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...