./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a ............................................................................................................................................ 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:53:54,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:53:54,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:53:54,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:53:54,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:53:54,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:53:54,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:53:54,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:53:54,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:53:54,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:53:54,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:53:54,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:53:54,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:53:54,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:53:54,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:53:54,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:53:54,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:53:54,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:53:54,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:53:54,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:53:54,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:53:54,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:53:54,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:53:54,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:53:54,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:53:54,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:53:54,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:53:54,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:53:54,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:53:54,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:53:54,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:53:54,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:53:54,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:53:54,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:53:54,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:53:54,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:53:54,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:53:54,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:53:54,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:53:54,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:53:54,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:53:54,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:53:54,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:53:54,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:53:54,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:53:54,568 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:53:54,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:53:54,569 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:53:54,569 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:53:54,569 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:53:54,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:53:54,570 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:53:54,571 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:53:54,571 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:53:54,571 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:53:54,571 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:53:54,572 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:53:54,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:53:54,573 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:53:54,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:53:54,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:53:54,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:53:54,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:53:54,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:53:54,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:53:54,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:53:54,574 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:53:54,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:53:54,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:53:54,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:53:54,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:53:54,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:53:54,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:53:54,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:53:54,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:53:54,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:53:54,578 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:53:54,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:53:54,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:53:54,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:53:54,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:53:54,579 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a [2021-10-29 04:53:54,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:53:54,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:53:54,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:53:54,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:53:54,977 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:53:54,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-29 04:53:55,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/e9c3a848a/e0ac1d53995c4910bba9743b66c15d84/FLAG9294d451b [2021-10-29 04:53:55,601 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:53:55,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-29 04:53:55,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/e9c3a848a/e0ac1d53995c4910bba9743b66c15d84/FLAG9294d451b [2021-10-29 04:53:55,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/e9c3a848a/e0ac1d53995c4910bba9743b66c15d84 [2021-10-29 04:53:55,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:53:55,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:53:55,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:55,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:53:55,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:53:55,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:55" (1/1) ... [2021-10-29 04:53:55,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21fa9376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:55, skipping insertion in model container [2021-10-29 04:53:55,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:53:55" (1/1) ... [2021-10-29 04:53:55,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:53:55,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:53:56,351 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-29 04:53:56,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:53:56,372 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 04:53:56,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6735a74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:53:56, skipping insertion in model container [2021-10-29 04:53:56,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:53:56,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:53:56,375 INFO L168 Benchmark]: Toolchain (without parser) took 488.90 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 53.8 MB in the beginning and 104.5 MB in the end (delta: -50.7 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:56,376 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 61.1 MB in the beginning and 61.1 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:53:56,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.06 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 53.6 MB in the beginning and 104.5 MB in the end (delta: -50.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:53:56,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 61.1 MB in the beginning and 61.1 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 486.06 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 53.6 MB in the beginning and 104.5 MB in the end (delta: -50.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 446]: 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 04:53:58,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:53:58,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:53:58,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:53:58,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:53:58,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:53:58,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:53:58,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:53:58,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:53:58,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:53:58,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:53:58,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:53:58,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:53:58,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:53:58,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:53:58,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:53:58,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:53:58,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:53:58,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:53:58,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:53:58,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:53:58,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:53:58,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:53:58,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:53:58,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:53:58,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:53:58,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:53:58,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:53:58,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:53:58,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:53:58,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:53:58,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:53:58,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:53:58,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:53:58,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:53:58,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:53:58,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:53:58,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:53:58,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:53:58,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:53:58,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:53:58,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 04:53:58,852 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:53:58,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:53:58,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:53:58,854 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:53:58,854 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:53:58,854 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:53:58,855 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:53:58,855 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:53:58,855 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:53:58,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:53:58,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:53:58,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:53:58,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:53:58,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:53:58,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:53:58,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:53:58,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:53:58,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:53:58,858 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:53:58,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:53:58,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:53:58,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:53:58,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:53:58,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:53:58,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:53:58,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:53:58,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:53:58,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:53:58,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:53:58,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:53:58,866 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:53:58,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:53:58,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:53:58,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:53:58,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:53:58,870 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a [2021-10-29 04:53:59,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:53:59,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:53:59,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:53:59,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:53:59,306 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:53:59,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-29 04:53:59,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/8db8e6daf/57a2ab0da2f042fba13a56c0fbc3dd56/FLAG5af615070 [2021-10-29 04:54:00,011 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:54:00,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-29 04:54:00,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/8db8e6daf/57a2ab0da2f042fba13a56c0fbc3dd56/FLAG5af615070 [2021-10-29 04:54:00,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/data/8db8e6daf/57a2ab0da2f042fba13a56c0fbc3dd56 [2021-10-29 04:54:00,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:54:00,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:54:00,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:00,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:54:00,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:54:00,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:00" (1/1) ... [2021-10-29 04:54:00,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3e2d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:00, skipping insertion in model container [2021-10-29 04:54:00,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:00" (1/1) ... [2021-10-29 04:54:00,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:54:00,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:00,785 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-29 04:54:00,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:00,801 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 04:54:00,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:00,929 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-29 04:54:00,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:00,944 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:54:01,043 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_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-29 04:54:01,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:01,075 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:54:01,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01 WrapperNode [2021-10-29 04:54:01,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:01,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:01,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:54:01,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:54:01,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:01,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:54:01,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:54:01,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:54:01,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:54:01,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:54:01,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:54:01,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:54:01,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (1/1) ... [2021-10-29 04:54:01,364 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:01,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:54:01,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:54:01,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:54:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:54:01,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:54:01,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:54:01,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:54:04,303 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:54:04,303 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-29 04:54:04,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:04 BoogieIcfgContainer [2021-10-29 04:54:04,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:54:04,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:54:04,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:54:04,311 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:54:04,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:54:00" (1/3) ... [2021-10-29 04:54:04,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff40ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:04, skipping insertion in model container [2021-10-29 04:54:04,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:01" (2/3) ... [2021-10-29 04:54:04,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff40ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:04, skipping insertion in model container [2021-10-29 04:54:04,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:04" (3/3) ... [2021-10-29 04:54:04,314 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2021-10-29 04:54:04,320 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:54:04,320 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 04:54:04,370 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:54:04,376 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 04:54:04,377 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 04:54:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 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 04:54:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:54:04,403 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:04,404 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:04,405 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 04:54:04,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:04,410 INFO L85 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-29 04:54:04,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:04,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181007114] [2021-10-29 04:54:04,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:04,426 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:04,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:04,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:04,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 04:54:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 04:54:04,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:04,740 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 04:54:04,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:04,801 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 04:54:04,802 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:04,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181007114] [2021-10-29 04:54:04,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1181007114] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:04,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:04,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:54:04,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245384304] [2021-10-29 04:54:04,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 04:54:04,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:04,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 04:54:04,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:54:04,835 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 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 04:54:04,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:04,891 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-29 04:54:04,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 04:54:04,892 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 04:54:04,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:04,904 INFO L225 Difference]: With dead ends: 444 [2021-10-29 04:54:04,904 INFO L226 Difference]: Without dead ends: 221 [2021-10-29 04:54:04,908 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 04:54:04,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-29 04:54:04,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-29 04:54:04,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 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 04:54:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-29 04:54:04,961 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-29 04:54:04,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:04,962 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-29 04:54:04,962 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 04:54:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-29 04:54:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:54:04,964 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:04,964 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 04:54:04,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:05,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:05,177 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 04:54:05,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:05,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-29 04:54:05,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:05,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371867257] [2021-10-29 04:54:05,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:05,179 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:05,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:05,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:05,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 04:54:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:05,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:05,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:05,473 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 04:54:05,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:05,536 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 04:54:05,537 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:05,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1371867257] [2021-10-29 04:54:05,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1371867257] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:05,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:05,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:05,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968899379] [2021-10-29 04:54:05,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:05,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:05,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:05,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:05,546 INFO L87 Difference]: Start difference. First operand 221 states and 324 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 04:54:05,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:05,582 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-29 04:54:05,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:05,582 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 04:54:05,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:05,584 INFO L225 Difference]: With dead ends: 221 [2021-10-29 04:54:05,584 INFO L226 Difference]: Without dead ends: 83 [2021-10-29 04:54:05,585 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 04:54:05,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-29 04:54:05,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-29 04:54:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 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 04:54:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-29 04:54:05,594 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-29 04:54:05,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:05,594 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-29 04:54:05,594 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 04:54:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-29 04:54:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:54:05,596 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:05,596 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 04:54:05,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:05,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:05,809 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 04:54:05,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:05,809 INFO L85 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-29 04:54:05,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:05,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235359624] [2021-10-29 04:54:05,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:05,811 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:05,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:05,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:05,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 04:54:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:06,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:06,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:06,089 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 04:54:06,089 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:06,158 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 04:54:06,159 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:06,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1235359624] [2021-10-29 04:54:06,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1235359624] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:06,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:06,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:06,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158669091] [2021-10-29 04:54:06,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:06,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:06,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:06,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:06,163 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 6.25) 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 04:54:06,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:06,202 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-29 04:54:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:06,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) 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 22 [2021-10-29 04:54:06,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:06,207 INFO L225 Difference]: With dead ends: 160 [2021-10-29 04:54:06,207 INFO L226 Difference]: Without dead ends: 83 [2021-10-29 04:54:06,210 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 04:54:06,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-29 04:54:06,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-29 04:54:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 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 04:54:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-29 04:54:06,223 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-29 04:54:06,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:06,223 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-29 04:54:06,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) 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 04:54:06,223 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-29 04:54:06,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:54:06,224 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:06,225 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 04:54:06,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:06,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:06,443 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 04:54:06,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:06,443 INFO L85 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-29 04:54:06,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:06,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047575935] [2021-10-29 04:54:06,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:06,452 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:06,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:06,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:06,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 04:54:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:06,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:06,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:06,742 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 04:54:06,742 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:06,830 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 04:54:06,831 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:06,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2047575935] [2021-10-29 04:54:06,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2047575935] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:06,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:06,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 04:54:06,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141797097] [2021-10-29 04:54:06,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:54:06,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:06,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:54:06,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:06,833 INFO L87 Difference]: Start difference. First operand 83 states and 120 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 04:54:06,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:06,894 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-29 04:54:06,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:06,895 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 04:54:06,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:06,896 INFO L225 Difference]: With dead ends: 166 [2021-10-29 04:54:06,896 INFO L226 Difference]: Without dead ends: 89 [2021-10-29 04:54:06,897 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 04:54:06,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-29 04:54:06,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-29 04:54:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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 04:54:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-29 04:54:06,906 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-29 04:54:06,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:06,906 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-29 04:54:06,907 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 04:54:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-29 04:54:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 04:54:06,908 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:06,908 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] [2021-10-29 04:54:06,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:07,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:07,109 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 04:54:07,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:07,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-29 04:54:07,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:07,110 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044257476] [2021-10-29 04:54:07,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:07,111 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:07,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:07,112 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:07,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 04:54:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:07,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:54:07,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:07,458 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 04:54:07,458 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:07,597 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 04:54:07,597 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:07,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044257476] [2021-10-29 04:54:07,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1044257476] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:07,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:07,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 04:54:07,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183115177] [2021-10-29 04:54:07,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:54:07,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:07,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:54:07,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 04:54:07,600 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 04:54:07,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:07,789 INFO L93 Difference]: Finished difference Result 422 states and 606 transitions. [2021-10-29 04:54:07,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 04:54:07,790 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2021-10-29 04:54:07,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:07,793 INFO L225 Difference]: With dead ends: 422 [2021-10-29 04:54:07,793 INFO L226 Difference]: Without dead ends: 341 [2021-10-29 04:54:07,794 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 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 04:54:07,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2021-10-29 04:54:07,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 162. [2021-10-29 04:54:07,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4099378881987579) internal successors, (227), 161 states have internal predecessors, (227), 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 04:54:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 227 transitions. [2021-10-29 04:54:07,818 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 227 transitions. Word has length 31 [2021-10-29 04:54:07,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:07,818 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 227 transitions. [2021-10-29 04:54:07,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 04:54:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 227 transitions. [2021-10-29 04:54:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:54:07,820 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:07,820 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] [2021-10-29 04:54:07,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:08,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:08,033 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 04:54:08,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:08,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1766618326, now seen corresponding path program 1 times [2021-10-29 04:54:08,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:08,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357779016] [2021-10-29 04:54:08,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:08,036 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:08,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:08,044 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:08,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 04:54:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:08,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:54:08,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:08,414 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 04:54:08,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:08,512 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 04:54:08,512 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:08,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357779016] [2021-10-29 04:54:08,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357779016] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:08,513 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:08,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 04:54:08,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286796638] [2021-10-29 04:54:08,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:54:08,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:08,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:54:08,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 04:54:08,515 INFO L87 Difference]: Start difference. First operand 162 states and 227 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 04:54:08,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:08,716 INFO L93 Difference]: Finished difference Result 470 states and 662 transitions. [2021-10-29 04:54:08,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 04:54:08,717 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 32 [2021-10-29 04:54:08,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:08,720 INFO L225 Difference]: With dead ends: 470 [2021-10-29 04:54:08,720 INFO L226 Difference]: Without dead ends: 468 [2021-10-29 04:54:08,721 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 04:54:08,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-10-29 04:54:08,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 162. [2021-10-29 04:54:08,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4037267080745341) internal successors, (226), 161 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:08,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 226 transitions. [2021-10-29 04:54:08,743 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 226 transitions. Word has length 32 [2021-10-29 04:54:08,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:08,744 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 226 transitions. [2021-10-29 04:54:08,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 04:54:08,744 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 226 transitions. [2021-10-29 04:54:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:54:08,746 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:08,746 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 04:54:08,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:08,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:08,961 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 04:54:08,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:08,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1921504649, now seen corresponding path program 1 times [2021-10-29 04:54:08,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:08,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1890456712] [2021-10-29 04:54:08,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:08,962 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:08,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:08,977 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:08,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 04:54:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:09,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:54:09,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:09,352 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 04:54:09,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:09,438 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 04:54:09,438 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:09,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1890456712] [2021-10-29 04:54:09,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1890456712] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:09,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:09,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 04:54:09,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710190244] [2021-10-29 04:54:09,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:54:09,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:09,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:54:09,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 04:54:09,441 INFO L87 Difference]: Start difference. First operand 162 states and 226 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 04:54:09,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:09,591 INFO L93 Difference]: Finished difference Result 414 states and 572 transitions. [2021-10-29 04:54:09,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 04:54:09,592 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 04:54:09,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:09,595 INFO L225 Difference]: With dead ends: 414 [2021-10-29 04:54:09,596 INFO L226 Difference]: Without dead ends: 258 [2021-10-29 04:54:09,597 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 04:54:09,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-29 04:54:09,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 180. [2021-10-29 04:54:09,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 1.3631284916201116) internal successors, (244), 179 states have internal predecessors, (244), 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 04:54:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 244 transitions. [2021-10-29 04:54:09,630 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 244 transitions. Word has length 35 [2021-10-29 04:54:09,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:09,631 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 244 transitions. [2021-10-29 04:54:09,631 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 04:54:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 244 transitions. [2021-10-29 04:54:09,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:54:09,634 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:09,634 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 04:54:09,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:09,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:09,850 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 04:54:09,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:09,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1786656633, now seen corresponding path program 1 times [2021-10-29 04:54:09,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:09,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [4130125] [2021-10-29 04:54:09,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:09,851 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:09,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:09,852 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:09,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 04:54:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:10,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 04:54:10,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:10,187 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 04:54:10,187 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:10,278 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 04:54:10,278 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:10,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [4130125] [2021-10-29 04:54:10,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [4130125] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:10,279 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:10,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 04:54:10,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741436993] [2021-10-29 04:54:10,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 04:54:10,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:10,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 04:54:10,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 04:54:10,280 INFO L87 Difference]: Start difference. First operand 180 states and 244 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 04:54:10,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:10,378 INFO L93 Difference]: Finished difference Result 464 states and 622 transitions. [2021-10-29 04:54:10,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:54:10,379 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 04:54:10,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:10,381 INFO L225 Difference]: With dead ends: 464 [2021-10-29 04:54:10,381 INFO L226 Difference]: Without dead ends: 290 [2021-10-29 04:54:10,381 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 04:54:10,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-29 04:54:10,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 192. [2021-10-29 04:54:10,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3403141361256545) internal successors, (256), 191 states have internal predecessors, (256), 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 04:54:10,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 256 transitions. [2021-10-29 04:54:10,404 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 256 transitions. Word has length 35 [2021-10-29 04:54:10,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:10,405 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 256 transitions. [2021-10-29 04:54:10,405 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 04:54:10,405 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2021-10-29 04:54:10,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:54:10,406 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:10,406 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 04:54:10,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:10,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:10,613 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 04:54:10,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:10,613 INFO L85 PathProgramCache]: Analyzing trace with hash 506792955, now seen corresponding path program 1 times [2021-10-29 04:54:10,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:10,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873600852] [2021-10-29 04:54:10,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:10,614 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:10,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:10,615 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:10,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 04:54:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:10,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:10,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:11,000 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 04:54:11,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:11,119 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 04:54:11,120 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:11,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873600852] [2021-10-29 04:54:11,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873600852] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:11,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:11,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 04:54:11,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362602020] [2021-10-29 04:54:11,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:11,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:11,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:11,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:11,123 INFO L87 Difference]: Start difference. First operand 192 states and 256 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 04:54:11,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:11,213 INFO L93 Difference]: Finished difference Result 556 states and 744 transitions. [2021-10-29 04:54:11,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:11,213 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 04:54:11,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:11,216 INFO L225 Difference]: With dead ends: 556 [2021-10-29 04:54:11,216 INFO L226 Difference]: Without dead ends: 370 [2021-10-29 04:54:11,217 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 04:54:11,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-29 04:54:11,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 316. [2021-10-29 04:54:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3238095238095238) internal successors, (417), 315 states have internal predecessors, (417), 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 04:54:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 417 transitions. [2021-10-29 04:54:11,257 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 417 transitions. Word has length 35 [2021-10-29 04:54:11,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:11,259 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 417 transitions. [2021-10-29 04:54:11,259 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 04:54:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 417 transitions. [2021-10-29 04:54:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 04:54:11,261 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:11,261 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 04:54:11,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:11,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:11,475 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 04:54:11,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:11,475 INFO L85 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2021-10-29 04:54:11,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:11,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793774169] [2021-10-29 04:54:11,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:11,477 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:11,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:11,478 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:11,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 04:54:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:11,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 04:54:11,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:11,893 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 04:54:11,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:12,034 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 04:54:12,035 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:12,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793774169] [2021-10-29 04:54:12,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1793774169] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:12,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:12,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 04:54:12,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944850848] [2021-10-29 04:54:12,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 04:54:12,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:12,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 04:54:12,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:54:12,037 INFO L87 Difference]: Start difference. First operand 316 states and 417 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 04:54:13,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:13,855 INFO L93 Difference]: Finished difference Result 1248 states and 1610 transitions. [2021-10-29 04:54:13,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 04:54:13,855 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 04:54:13,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:13,861 INFO L225 Difference]: With dead ends: 1248 [2021-10-29 04:54:13,861 INFO L226 Difference]: Without dead ends: 938 [2021-10-29 04:54:13,862 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 04:54:13,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2021-10-29 04:54:13,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 316. [2021-10-29 04:54:13,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3015873015873016) internal successors, (410), 315 states have internal predecessors, (410), 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 04:54:13,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 410 transitions. [2021-10-29 04:54:13,910 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 410 transitions. Word has length 36 [2021-10-29 04:54:13,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:13,910 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 410 transitions. [2021-10-29 04:54:13,911 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 04:54:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2021-10-29 04:54:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 04:54:13,912 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:13,912 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 04:54:13,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:14,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:14,126 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 04:54:14,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:14,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1815081084, now seen corresponding path program 1 times [2021-10-29 04:54:14,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:14,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2013148757] [2021-10-29 04:54:14,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:14,128 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:14,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:14,129 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:14,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 04:54:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:14,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 04:54:14,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:14,644 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 04:54:14,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:14,820 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 04:54:14,821 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:14,821 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2013148757] [2021-10-29 04:54:14,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2013148757] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:14,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:14,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 04:54:14,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735296802] [2021-10-29 04:54:14,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 04:54:14,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:14,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 04:54:14,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:54:14,823 INFO L87 Difference]: Start difference. First operand 316 states and 410 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 04:54:16,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:16,624 INFO L93 Difference]: Finished difference Result 876 states and 1124 transitions. [2021-10-29 04:54:16,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 04:54:16,624 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 04:54:16,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:16,626 INFO L225 Difference]: With dead ends: 876 [2021-10-29 04:54:16,626 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:54:16,628 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-29 04:54:16,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:54:16,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:54:16,628 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 04:54:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:54:16,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-29 04:54:16,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:16,629 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:54:16,629 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 04:54:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:54:16,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:54:16,633 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:16,634 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:16,634 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:16,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:16,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:16,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:54:16,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:16,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:16,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:16,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:16,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:16,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:17,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:18,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:19,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:25,264 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,264 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,264 INFO L857 garLoopResultBuilder]: For program point L101-6(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,264 INFO L857 garLoopResultBuilder]: For program point L101-7(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point L101-8(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point L101-9(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point L101-10(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point L101-11(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,265 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,266 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L964-1(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L105-6(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L964-2(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L105-7(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L964-3(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,267 INFO L857 garLoopResultBuilder]: For program point L105-8(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L964-4(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L105-9(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L964-5(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L105-10(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L964-6(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,268 INFO L857 garLoopResultBuilder]: For program point L105-11(lines 105 113) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L964-7(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L964-8(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L964-9(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L964-10(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L964-11(lines 964 970) no Hoare annotation was computed. [2021-10-29 04:54:25,269 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L371(lines 322 372) the Hoare annotation is: false [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L969(lines 960 973) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 960 973) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L969-3(lines 960 973) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-29 04:54:25,270 INFO L853 garLoopResultBuilder]: At program point L969-4(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-5(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-6(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-7(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-8(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-9(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-10(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,271 INFO L853 garLoopResultBuilder]: At program point L969-11(lines 960 973) the Hoare annotation is: false [2021-10-29 04:54:25,272 INFO L853 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,272 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-29 04:54:25,272 INFO L853 garLoopResultBuilder]: At program point L979(lines 974 982) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-29 04:54:25,272 INFO L853 garLoopResultBuilder]: At program point L979-1(lines 974 982) the Hoare annotation is: false [2021-10-29 04:54:25,272 INFO L853 garLoopResultBuilder]: At program point L979-2(lines 974 982) the Hoare annotation is: false [2021-10-29 04:54:25,272 INFO L853 garLoopResultBuilder]: At program point L979-3(lines 974 982) the Hoare annotation is: false [2021-10-29 04:54:25,273 INFO L853 garLoopResultBuilder]: At program point L979-4(lines 974 982) the Hoare annotation is: false [2021-10-29 04:54:25,273 INFO L853 garLoopResultBuilder]: At program point L979-5(lines 974 982) the Hoare annotation is: false [2021-10-29 04:54:25,273 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,273 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,273 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,273 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,273 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,274 INFO L857 garLoopResultBuilder]: For program point L189-10(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,274 INFO L857 garLoopResultBuilder]: For program point L189-12(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,274 INFO L857 garLoopResultBuilder]: For program point L189-14(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,274 INFO L857 garLoopResultBuilder]: For program point L189-16(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,274 INFO L857 garLoopResultBuilder]: For program point L189-18(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,281 INFO L857 garLoopResultBuilder]: For program point L189-20(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,281 INFO L857 garLoopResultBuilder]: For program point L189-22(lines 189 195) no Hoare annotation was computed. [2021-10-29 04:54:25,281 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L324(lines 323 370) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 329) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L127-3(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,282 INFO L857 garLoopResultBuilder]: For program point L127-4(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,283 INFO L857 garLoopResultBuilder]: For program point L127-5(lines 127 144) no Hoare annotation was computed. [2021-10-29 04:54:25,283 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,285 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,285 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,285 INFO L857 garLoopResultBuilder]: For program point L131-3(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,285 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 04:54:25,286 INFO L857 garLoopResultBuilder]: For program point L131-4(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,286 INFO L857 garLoopResultBuilder]: For program point L131-5(lines 131 139) no Hoare annotation was computed. [2021-10-29 04:54:25,286 INFO L853 garLoopResultBuilder]: At program point L924(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 04:54:25,286 INFO L853 garLoopResultBuilder]: At program point L924-1(lines 919 927) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,286 INFO L853 garLoopResultBuilder]: At program point L924-2(lines 919 927) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-3(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-4(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-29 04:54:25,287 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-5(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-6(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-7(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-8(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,287 INFO L853 garLoopResultBuilder]: At program point L924-9(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-10(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-11(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-12(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-13(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-14(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-15(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-16(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,288 INFO L853 garLoopResultBuilder]: At program point L924-17(lines 919 927) the Hoare annotation is: false [2021-10-29 04:54:25,289 INFO L857 garLoopResultBuilder]: For program point L993(lines 993 1006) no Hoare annotation was computed. [2021-10-29 04:54:25,289 INFO L853 garLoopResultBuilder]: At program point L993-1(lines 1 1018) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-29 04:54:25,289 INFO L857 garLoopResultBuilder]: For program point L993-2(lines 993 1006) no Hoare annotation was computed. [2021-10-29 04:54:25,289 INFO L853 garLoopResultBuilder]: At program point L993-3(lines 1 1018) the Hoare annotation is: false [2021-10-29 04:54:25,289 INFO L857 garLoopResultBuilder]: For program point L993-4(lines 993 1006) no Hoare annotation was computed. [2021-10-29 04:54:25,289 INFO L853 garLoopResultBuilder]: At program point L993-5(lines 1 1018) the Hoare annotation is: false [2021-10-29 04:54:25,290 INFO L853 garLoopResultBuilder]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2021-10-29 04:54:25,290 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 339) no Hoare annotation was computed. [2021-10-29 04:54:25,290 INFO L853 garLoopResultBuilder]: At program point L333-1(lines 333 339) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-29 04:54:25,290 INFO L853 garLoopResultBuilder]: At program point L69(lines 68 87) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 04:54:25,290 INFO L857 garLoopResultBuilder]: For program point L69-1(lines 69 75) no Hoare annotation was computed. [2021-10-29 04:54:25,290 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 68 87) the Hoare annotation is: false [2021-10-29 04:54:25,291 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 68 87) the Hoare annotation is: false [2021-10-29 04:54:25,291 INFO L857 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-10-29 04:54:25,291 INFO L857 garLoopResultBuilder]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2021-10-29 04:54:25,291 INFO L857 garLoopResultBuilder]: For program point L997-2(lines 997 1003) no Hoare annotation was computed. [2021-10-29 04:54:25,291 INFO L857 garLoopResultBuilder]: For program point L997-4(lines 997 1003) no Hoare annotation was computed. [2021-10-29 04:54:25,291 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L799-1(lines 69 75) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L866(lines 866 873) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L860 garLoopResultBuilder]: At program point L866-1(lines 866 873) the Hoare annotation is: true [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L272-2(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L272-3(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,292 INFO L857 garLoopResultBuilder]: For program point L272-5(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-6(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-8(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-9(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-11(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-12(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-14(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,293 INFO L857 garLoopResultBuilder]: For program point L272-15(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-17(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-18(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-20(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-21(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-23(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,294 INFO L857 garLoopResultBuilder]: For program point L272-24(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,295 INFO L857 garLoopResultBuilder]: For program point L272-26(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,295 INFO L853 garLoopResultBuilder]: At program point L405(lines 1 1018) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,295 INFO L857 garLoopResultBuilder]: For program point L272-27(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,295 INFO L857 garLoopResultBuilder]: For program point L272-29(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,295 INFO L857 garLoopResultBuilder]: For program point L272-30(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,295 INFO L857 garLoopResultBuilder]: For program point L272-32(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,296 INFO L857 garLoopResultBuilder]: For program point L272-33(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,296 INFO L857 garLoopResultBuilder]: For program point L272-35(lines 272 276) no Hoare annotation was computed. [2021-10-29 04:54:25,296 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,296 INFO L853 garLoopResultBuilder]: At program point L76(lines 76 82) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-29 04:54:25,296 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: false [2021-10-29 04:54:25,296 INFO L853 garLoopResultBuilder]: At program point L76-2(lines 76 82) the Hoare annotation is: false [2021-10-29 04:54:25,297 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 349) no Hoare annotation was computed. [2021-10-29 04:54:25,297 INFO L853 garLoopResultBuilder]: At program point L343-1(lines 343 349) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 04:54:25,297 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)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,297 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)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,297 INFO L853 garLoopResultBuilder]: At program point L278-2(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,297 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 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-4(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-5(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-6(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-7(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-8(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,298 INFO L853 garLoopResultBuilder]: At program point L278-9(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,299 INFO L853 garLoopResultBuilder]: At program point L278-10(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,299 INFO L853 garLoopResultBuilder]: At program point L278-11(lines 263 281) the Hoare annotation is: false [2021-10-29 04:54:25,299 INFO L853 garLoopResultBuilder]: At program point L214(lines 207 217) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 04:54:25,299 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)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,299 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)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,300 INFO L853 garLoopResultBuilder]: At program point L214-3(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,300 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 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-29 04:54:25,300 INFO L853 garLoopResultBuilder]: At program point L214-5(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,300 INFO L853 garLoopResultBuilder]: At program point L214-6(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,300 INFO L853 garLoopResultBuilder]: At program point L214-7(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,300 INFO L853 garLoopResultBuilder]: At program point L214-8(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-9(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-10(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-11(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L860 garLoopResultBuilder]: At program point L875(lines 856 878) the Hoare annotation is: true [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-12(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-13(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,301 INFO L853 garLoopResultBuilder]: At program point L214-14(lines 207 217) the Hoare annotation is: false [2021-10-29 04:54:25,302 INFO L853 garLoopResultBuilder]: At program point L413(lines 408 416) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,302 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:54:25,302 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 170) no Hoare annotation was computed. [2021-10-29 04:54:25,302 INFO L857 garLoopResultBuilder]: For program point L153-1(lines 153 170) no Hoare annotation was computed. [2021-10-29 04:54:25,302 INFO L857 garLoopResultBuilder]: For program point L153-2(lines 153 170) no Hoare annotation was computed. [2021-10-29 04:54:25,302 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 366) no Hoare annotation was computed. [2021-10-29 04:54:25,303 INFO L857 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,303 INFO L857 garLoopResultBuilder]: For program point L1015-1(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,303 INFO L857 garLoopResultBuilder]: For program point L1015-2(line 1015) no Hoare annotation was computed. [2021-10-29 04:54:25,303 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|) (= ~systemActive~0 (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:25,303 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 218 226) the Hoare annotation is: false [2021-10-29 04:54:25,303 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 165) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L853 garLoopResultBuilder]: At program point L223-2(lines 218 226) the Hoare annotation is: false [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 157 165) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L157-2(lines 157 165) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L291-3(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,304 INFO L857 garLoopResultBuilder]: For program point L291-5(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-6(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-8(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-9(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-11(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-12(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,305 INFO L857 garLoopResultBuilder]: For program point L291-14(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L291-15(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L291-17(lines 291 295) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L887(lines 887 891) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L887-3(lines 887 891) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L887-6(lines 887 891) no Hoare annotation was computed. [2021-10-29 04:54:25,306 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 365) no Hoare annotation was computed. [2021-10-29 04:54:25,307 INFO L853 garLoopResultBuilder]: At program point L361-2(lines 69 75) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-29 04:54:25,307 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)) (= ~systemActive~0 (_ bv1 32))) [2021-10-29 04:54:25,307 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 282 300) the Hoare annotation is: false [2021-10-29 04:54:25,307 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 282 300) the Hoare annotation is: false [2021-10-29 04:54:25,307 INFO L853 garLoopResultBuilder]: At program point L297-3(lines 282 300) the Hoare annotation is: false [2021-10-29 04:54:25,307 INFO L853 garLoopResultBuilder]: At program point L297-4(lines 282 300) the Hoare annotation is: false [2021-10-29 04:54:25,308 INFO L853 garLoopResultBuilder]: At program point L297-5(lines 282 300) the Hoare annotation is: false [2021-10-29 04:54:25,308 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,308 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,308 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,308 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 118) no Hoare annotation was computed. [2021-10-29 04:54:25,311 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:25,313 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:54:25,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:54:25 BoogieIcfgContainer [2021-10-29 04:54:25,356 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:54:25,357 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:54:25,357 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:54:25,357 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:54:25,358 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:04" (3/4) ... [2021-10-29 04:54:25,364 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:54:25,404 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 04:54:25,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:54:25,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 04:54:25,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:54:25,413 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:54:25,415 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:54:25,418 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:54:25,441 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 04:54:25,441 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 04:54:25,442 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 04:54:25,446 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 04:54:25,447 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 04:54:25,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-29 04:54:25,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-29 04:54:25,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-29 04:54:25,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 04:54:25,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 04:54:25,465 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,465 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,465 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,466 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,467 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 04:54:25,572 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:54:25,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:54:25,574 INFO L168 Benchmark]: Toolchain (without parser) took 25247.87 ms. Allocated memory was 67.1 MB in the beginning and 167.8 MB in the end (delta: 100.7 MB). Free memory was 45.1 MB in the beginning and 115.1 MB in the end (delta: -70.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,574 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:54:25,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.78 ms. Allocated memory is still 67.1 MB. Free memory was 44.9 MB in the beginning and 35.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.14 ms. Allocated memory is still 67.1 MB. Free memory was 35.1 MB in the beginning and 46.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,575 INFO L168 Benchmark]: Boogie Preprocessor took 117.50 ms. Allocated memory is still 67.1 MB. Free memory was 46.4 MB in the beginning and 42.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,576 INFO L168 Benchmark]: RCFGBuilder took 2951.31 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 42.5 MB in the beginning and 63.8 MB in the end (delta: -21.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,576 INFO L168 Benchmark]: TraceAbstraction took 21048.25 ms. Allocated memory was 90.2 MB in the beginning and 167.8 MB in the end (delta: 77.6 MB). Free memory was 63.8 MB in the beginning and 134.0 MB in the end (delta: -70.2 MB). Peak memory consumption was 101.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,577 INFO L168 Benchmark]: Witness Printer took 215.64 ms. Allocated memory is still 167.8 MB. Free memory was 134.0 MB in the beginning and 115.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:25,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 749.78 ms. Allocated memory is still 67.1 MB. Free memory was 44.9 MB in the beginning and 35.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 159.14 ms. Allocated memory is still 67.1 MB. Free memory was 35.1 MB in the beginning and 46.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.50 ms. Allocated memory is still 67.1 MB. Free memory was 46.4 MB in the beginning and 42.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2951.31 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 42.5 MB in the beginning and 63.8 MB in the end (delta: -21.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21048.25 ms. Allocated memory was 90.2 MB in the beginning and 167.8 MB in the end (delta: 77.6 MB). Free memory was 63.8 MB in the beginning and 134.0 MB in the end (delta: -70.2 MB). Peak memory consumption was 101.6 MB. Max. memory is 16.1 GB. * Witness Printer took 215.64 ms. Allocated memory is still 167.8 MB. Free memory was 134.0 MB in the beginning and 115.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 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: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: 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, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1798 SDtfs, 2541 SDslu, 3846 SDs, 0 SdLazy, 555 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=9, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1339 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 317 NumberOfFragments, 681 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1758646 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 91 FomulaSimplificationsInter, 468361 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 668 ConstructedInterpolants, 0 QuantifiedInterpolants, 1097 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2334 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: 960]: 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: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: 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 == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: 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 == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: 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 == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 960]: 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: 919]: 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: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: 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: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 04:54:25,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9ac7ca-2352-4e5d-8748-e02f917f8df6/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...