./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 288d25dbf636d510765b70dd57b8dfe428e9c588 ............................................................................................................................................ 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_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 288d25dbf636d510765b70dd57b8dfe428e9c588 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:29:35,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:35,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:35,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:35,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:35,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:35,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:35,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:35,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:35,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:35,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:35,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:35,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:35,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:35,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:35,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:35,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:35,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:35,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:35,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:35,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:35,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:35,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:35,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:35,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:35,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:35,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:35,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:35,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:35,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:35,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:35,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:35,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:35,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:35,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:35,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:35,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:35,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:35,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:35,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:35,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:35,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:35,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:35,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:35,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:35,603 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:35,603 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:35,603 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:35,603 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:35,604 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:35,604 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:35,604 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:35,604 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:35,604 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:35,605 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:35,605 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:35,605 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:35,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:35,606 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:35,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:35,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:35,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:35,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:35,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:35,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:35,607 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:35,607 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:35,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:35,608 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:35,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:35,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:35,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:35,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:35,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:35,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:35,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:35,609 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:35,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:35,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:35,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:35,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:35,610 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_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288d25dbf636d510765b70dd57b8dfe428e9c588 [2021-10-11 02:29:35,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:35,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:35,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:35,897 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:35,898 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:35,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-10-11 02:29:35,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/ee40e5818/3c4f0b3976c349c0ab2e3b7bc49c4662/FLAGbc52f0bc2 [2021-10-11 02:29:36,434 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:36,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-10-11 02:29:36,446 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/ee40e5818/3c4f0b3976c349c0ab2e3b7bc49c4662/FLAGbc52f0bc2 [2021-10-11 02:29:36,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/ee40e5818/3c4f0b3976c349c0ab2e3b7bc49c4662 [2021-10-11 02:29:36,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:36,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:36,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:36,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:36,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:36,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:36" (1/1) ... [2021-10-11 02:29:36,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1051c69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:36, skipping insertion in model container [2021-10-11 02:29:36,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:36" (1/1) ... [2021-10-11 02:29:36,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:36,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:37,170 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[16882,16895] [2021-10-11 02:29:37,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:37,197 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:29:37,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1093f57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:37, skipping insertion in model container [2021-10-11 02:29:37,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:37,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:37,201 INFO L168 Benchmark]: Toolchain (without parser) took 425.51 ms. Allocated memory is still 115.3 MB. Free memory was 78.7 MB in the beginning and 88.8 MB in the end (delta: -10.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:37,203 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 115.3 MB. Free memory was 96.0 MB in the beginning and 95.9 MB in the end (delta: 55.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:37,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.80 ms. Allocated memory is still 115.3 MB. Free memory was 78.5 MB in the beginning and 88.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:37,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 115.3 MB. Free memory was 96.0 MB in the beginning and 95.9 MB in the end (delta: 55.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.80 ms. Allocated memory is still 115.3 MB. Free memory was 78.5 MB in the beginning and 88.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 174]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:29:39,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:39,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:39,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:39,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:39,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:39,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:39,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:39,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:39,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:39,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:39,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:39,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:39,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:39,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:39,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:39,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:39,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:39,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:39,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:39,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:39,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:39,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:39,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:39,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:39,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:39,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:39,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:39,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:39,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:39,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:39,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:39,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:39,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:39,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:39,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:39,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:39,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:39,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:39,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:39,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:39,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:39,680 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:39,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:39,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:39,682 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:39,682 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:39,682 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:39,683 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:39,683 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:39,683 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:39,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:39,686 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:39,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:39,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:39,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:39,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:39,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:39,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:39,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:39,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:39,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:39,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:39,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:39,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:39,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:39,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:39,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:39,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:39,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:39,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:39,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:39,691 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:39,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:39,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:39,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:39,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:39,692 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_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288d25dbf636d510765b70dd57b8dfe428e9c588 [2021-10-11 02:29:40,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:40,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:40,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:40,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:40,106 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:40,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-10-11 02:29:40,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/2460154ad/2eb90b9ff65643c79ed6d7d486012dcd/FLAG3d96327b2 [2021-10-11 02:29:40,838 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:40,838 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-10-11 02:29:40,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/2460154ad/2eb90b9ff65643c79ed6d7d486012dcd/FLAG3d96327b2 [2021-10-11 02:29:41,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/data/2460154ad/2eb90b9ff65643c79ed6d7d486012dcd [2021-10-11 02:29:41,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:41,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:41,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:41,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:41,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:41,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:41,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f296fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41, skipping insertion in model container [2021-10-11 02:29:41,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:41,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:41,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:41,594 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[16882,16895] [2021-10-11 02:29:41,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:41,620 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:29:41,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:41,727 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[16882,16895] [2021-10-11 02:29:41,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:41,738 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:41,868 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[16882,16895] [2021-10-11 02:29:41,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:41,917 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:41,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41 WrapperNode [2021-10-11 02:29:41,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:41,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:41,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:41,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:41,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:41,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:42,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:42,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:42,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:42,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... [2021-10-11 02:29:42,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:42,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:42,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:42,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:42,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:42,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:42,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:42,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:42,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:44,516 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:44,516 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:29:44,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:44 BoogieIcfgContainer [2021-10-11 02:29:44,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:44,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:44,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:44,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:44,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:41" (1/3) ... [2021-10-11 02:29:44,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f29b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:44, skipping insertion in model container [2021-10-11 02:29:44,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:41" (2/3) ... [2021-10-11 02:29:44,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f29b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:44, skipping insertion in model container [2021-10-11 02:29:44,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:44" (3/3) ... [2021-10-11 02:29:44,526 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37.cil.c [2021-10-11 02:29:44,540 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:44,544 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:29:44,555 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:29:44,579 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:44,580 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:44,580 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:44,580 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:44,580 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:44,580 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:44,581 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:44,581 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2021-10-11 02:29:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:29:44,602 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:44,603 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:44,603 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:44,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:44,609 INFO L82 PathProgramCache]: Analyzing trace with hash -259966017, now seen corresponding path program 1 times [2021-10-11 02:29:44,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:44,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328415619] [2021-10-11 02:29:44,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:44,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:44,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:44,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:44,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328415619] [2021-10-11 02:29:44,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:44,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:44,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755779434] [2021-10-11 02:29:44,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:44,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:44,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:44,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:44,911 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2021-10-11 02:29:44,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:44,961 INFO L93 Difference]: Finished difference Result 228 states and 347 transitions. [2021-10-11 02:29:44,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:44,965 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:29:44,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:44,976 INFO L225 Difference]: With dead ends: 228 [2021-10-11 02:29:44,977 INFO L226 Difference]: Without dead ends: 113 [2021-10-11 02:29:44,981 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:45,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-11 02:29:45,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-11 02:29:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-10-11 02:29:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 165 transitions. [2021-10-11 02:29:45,035 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 165 transitions. Word has length 18 [2021-10-11 02:29:45,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:45,036 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 165 transitions. [2021-10-11 02:29:45,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:45,036 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2021-10-11 02:29:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:29:45,038 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:45,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:45,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:45,255 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:45,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:45,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1170996770, now seen corresponding path program 1 times [2021-10-11 02:29:45,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:45,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1692014458] [2021-10-11 02:29:45,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:45,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:45,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:45,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:45,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:45,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1692014458] [2021-10-11 02:29:45,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:45,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:45,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030051083] [2021-10-11 02:29:45,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:45,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:45,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:45,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:45,493 INFO L87 Difference]: Start difference. First operand 113 states and 165 transitions. Second operand 3 states. [2021-10-11 02:29:45,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:45,506 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2021-10-11 02:29:45,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:45,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:29:45,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:45,507 INFO L225 Difference]: With dead ends: 113 [2021-10-11 02:29:45,507 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 02:29:45,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:45,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 02:29:45,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 02:29:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 02:29:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2021-10-11 02:29:45,515 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2021-10-11 02:29:45,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:45,515 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2021-10-11 02:29:45,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2021-10-11 02:29:45,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:29:45,516 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:45,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:45,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:29:45,736 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:45,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:45,737 INFO L82 PathProgramCache]: Analyzing trace with hash -524110554, now seen corresponding path program 1 times [2021-10-11 02:29:45,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:45,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028485665] [2021-10-11 02:29:45,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:45,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:45,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:45,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:45,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:45,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028485665] [2021-10-11 02:29:45,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:45,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:45,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081878185] [2021-10-11 02:29:45,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:45,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:45,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:45,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:45,960 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 3 states. [2021-10-11 02:29:45,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:45,970 INFO L93 Difference]: Finished difference Result 88 states and 130 transitions. [2021-10-11 02:29:45,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:45,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:29:45,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:45,972 INFO L225 Difference]: With dead ends: 88 [2021-10-11 02:29:45,972 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 02:29:45,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:45,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 02:29:45,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 02:29:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 02:29:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-11 02:29:45,980 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2021-10-11 02:29:45,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:45,981 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-11 02:29:45,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-11 02:29:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:29:45,982 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:45,982 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:46,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:29:46,209 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:46,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:46,210 INFO L82 PathProgramCache]: Analyzing trace with hash -339602961, now seen corresponding path program 1 times [2021-10-11 02:29:46,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:46,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100002676] [2021-10-11 02:29:46,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:46,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:46,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:46,420 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:46,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100002676] [2021-10-11 02:29:46,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:46,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:46,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549862529] [2021-10-11 02:29:46,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:29:46,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:46,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:29:46,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:46,423 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2021-10-11 02:29:46,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:46,484 INFO L93 Difference]: Finished difference Result 111 states and 161 transitions. [2021-10-11 02:29:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:29:46,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:29:46,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:46,486 INFO L225 Difference]: With dead ends: 111 [2021-10-11 02:29:46,486 INFO L226 Difference]: Without dead ends: 70 [2021-10-11 02:29:46,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:29:46,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-10-11 02:29:46,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2021-10-11 02:29:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2021-10-11 02:29:46,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2021-10-11 02:29:46,496 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 26 [2021-10-11 02:29:46,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:46,497 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2021-10-11 02:29:46,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:29:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2021-10-11 02:29:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:29:46,498 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:46,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:46,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:29:46,720 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:46,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:46,720 INFO L82 PathProgramCache]: Analyzing trace with hash 659000928, now seen corresponding path program 1 times [2021-10-11 02:29:46,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:46,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884549133] [2021-10-11 02:29:46,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:47,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:47,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:47,070 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:47,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884549133] [2021-10-11 02:29:47,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:47,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:47,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598628777] [2021-10-11 02:29:47,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:47,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:47,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:47,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:47,072 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 5 states. [2021-10-11 02:29:47,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:47,177 INFO L93 Difference]: Finished difference Result 183 states and 257 transitions. [2021-10-11 02:29:47,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:29:47,177 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:29:47,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:47,180 INFO L225 Difference]: With dead ends: 183 [2021-10-11 02:29:47,180 INFO L226 Difference]: Without dead ends: 121 [2021-10-11 02:29:47,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:47,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-11 02:29:47,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 74. [2021-10-11 02:29:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-10-11 02:29:47,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2021-10-11 02:29:47,213 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 32 [2021-10-11 02:29:47,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:47,213 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-10-11 02:29:47,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:47,214 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2021-10-11 02:29:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:29:47,216 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:47,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:47,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:29:47,428 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:47,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:47,428 INFO L82 PathProgramCache]: Analyzing trace with hash -468395165, now seen corresponding path program 1 times [2021-10-11 02:29:47,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:47,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [924238768] [2021-10-11 02:29:47,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:47,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:47,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:47,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:47,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [924238768] [2021-10-11 02:29:47,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:47,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:47,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589008285] [2021-10-11 02:29:47,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:47,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:47,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:47,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:47,719 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 5 states. [2021-10-11 02:29:47,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:47,912 INFO L93 Difference]: Finished difference Result 373 states and 530 transitions. [2021-10-11 02:29:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:29:47,913 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:29:47,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:47,917 INFO L225 Difference]: With dead ends: 373 [2021-10-11 02:29:47,917 INFO L226 Difference]: Without dead ends: 305 [2021-10-11 02:29:47,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:47,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-11 02:29:47,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2021-10-11 02:29:47,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2021-10-11 02:29:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 164 transitions. [2021-10-11 02:29:47,955 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 164 transitions. Word has length 32 [2021-10-11 02:29:47,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:47,955 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 164 transitions. [2021-10-11 02:29:47,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 164 transitions. [2021-10-11 02:29:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:29:47,962 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:47,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:48,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:29:48,175 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:48,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:48,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1539441695, now seen corresponding path program 1 times [2021-10-11 02:29:48,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:48,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840326144] [2021-10-11 02:29:48,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:48,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:29:48,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:48,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:48,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:48,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840326144] [2021-10-11 02:29:48,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:48,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:29:48,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401115461] [2021-10-11 02:29:48,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:48,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:48,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:48,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:48,391 INFO L87 Difference]: Start difference. First operand 121 states and 164 transitions. Second operand 4 states. [2021-10-11 02:29:49,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:49,989 INFO L93 Difference]: Finished difference Result 310 states and 431 transitions. [2021-10-11 02:29:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:29:49,990 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 02:29:49,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:49,992 INFO L225 Difference]: With dead ends: 310 [2021-10-11 02:29:49,992 INFO L226 Difference]: Without dead ends: 242 [2021-10-11 02:29:49,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:49,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-11 02:29:50,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 235. [2021-10-11 02:29:50,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2021-10-11 02:29:50,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 321 transitions. [2021-10-11 02:29:50,014 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 321 transitions. Word has length 33 [2021-10-11 02:29:50,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:50,015 INFO L481 AbstractCegarLoop]: Abstraction has 235 states and 321 transitions. [2021-10-11 02:29:50,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:50,015 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 321 transitions. [2021-10-11 02:29:50,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:29:50,016 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:50,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:50,235 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:29:50,235 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:50,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:50,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1744408351, now seen corresponding path program 1 times [2021-10-11 02:29:50,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:50,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867706715] [2021-10-11 02:29:50,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:50,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:50,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:50,461 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:50,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867706715] [2021-10-11 02:29:50,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:50,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:50,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767865371] [2021-10-11 02:29:50,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:50,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:50,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:50,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:50,464 INFO L87 Difference]: Start difference. First operand 235 states and 321 transitions. Second operand 4 states. [2021-10-11 02:29:50,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:50,561 INFO L93 Difference]: Finished difference Result 618 states and 856 transitions. [2021-10-11 02:29:50,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:50,562 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 02:29:50,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:50,569 INFO L225 Difference]: With dead ends: 618 [2021-10-11 02:29:50,570 INFO L226 Difference]: Without dead ends: 433 [2021-10-11 02:29:50,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:50,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2021-10-11 02:29:50,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 236. [2021-10-11 02:29:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2021-10-11 02:29:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 321 transitions. [2021-10-11 02:29:50,600 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 321 transitions. Word has length 33 [2021-10-11 02:29:50,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:50,600 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 321 transitions. [2021-10-11 02:29:50,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:50,601 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 321 transitions. [2021-10-11 02:29:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:29:50,602 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:50,602 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:50,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:29:50,825 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:50,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:50,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1164997414, now seen corresponding path program 1 times [2021-10-11 02:29:50,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:50,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [544395264] [2021-10-11 02:29:50,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:51,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:51,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:51,062 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:51,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [544395264] [2021-10-11 02:29:51,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:51,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:51,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209717352] [2021-10-11 02:29:51,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:51,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:51,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:51,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:51,064 INFO L87 Difference]: Start difference. First operand 236 states and 321 transitions. Second operand 5 states. [2021-10-11 02:29:52,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:52,629 INFO L93 Difference]: Finished difference Result 653 states and 904 transitions. [2021-10-11 02:29:52,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:29:52,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:29:52,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:52,632 INFO L225 Difference]: With dead ends: 653 [2021-10-11 02:29:52,632 INFO L226 Difference]: Without dead ends: 423 [2021-10-11 02:29:52,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:52,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2021-10-11 02:29:52,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 205. [2021-10-11 02:29:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2021-10-11 02:29:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 269 transitions. [2021-10-11 02:29:52,658 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 269 transitions. Word has length 33 [2021-10-11 02:29:52,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:52,658 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 269 transitions. [2021-10-11 02:29:52,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:52,658 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 269 transitions. [2021-10-11 02:29:52,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:29:52,659 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:52,659 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:52,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:29:52,874 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:52,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:52,874 INFO L82 PathProgramCache]: Analyzing trace with hash 2002573789, now seen corresponding path program 1 times [2021-10-11 02:29:52,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:52,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670624633] [2021-10-11 02:29:52,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:53,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:53,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:53,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:53,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:53,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670624633] [2021-10-11 02:29:53,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:53,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:53,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540142865] [2021-10-11 02:29:53,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:53,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:53,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:53,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:53,151 INFO L87 Difference]: Start difference. First operand 205 states and 269 transitions. Second operand 5 states. [2021-10-11 02:29:53,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:53,244 INFO L93 Difference]: Finished difference Result 559 states and 745 transitions. [2021-10-11 02:29:53,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:53,245 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:29:53,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:53,247 INFO L225 Difference]: With dead ends: 559 [2021-10-11 02:29:53,247 INFO L226 Difference]: Without dead ends: 360 [2021-10-11 02:29:53,248 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:53,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2021-10-11 02:29:53,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 193. [2021-10-11 02:29:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2021-10-11 02:29:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 249 transitions. [2021-10-11 02:29:53,275 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 249 transitions. Word has length 33 [2021-10-11 02:29:53,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:53,275 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 249 transitions. [2021-10-11 02:29:53,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 249 transitions. [2021-10-11 02:29:53,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 02:29:53,276 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:53,277 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:53,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:29:53,492 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:53,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:53,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1653300136, now seen corresponding path program 1 times [2021-10-11 02:29:53,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:53,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [439109006] [2021-10-11 02:29:53,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:53,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:29:53,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:29:53,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:53,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [439109006] [2021-10-11 02:29:53,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:53,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:53,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866993558] [2021-10-11 02:29:53,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:29:53,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:53,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:29:53,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:29:53,726 INFO L87 Difference]: Start difference. First operand 193 states and 249 transitions. Second operand 4 states. [2021-10-11 02:29:53,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:53,787 INFO L93 Difference]: Finished difference Result 414 states and 543 transitions. [2021-10-11 02:29:53,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:29:53,788 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2021-10-11 02:29:53,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:53,790 INFO L225 Difference]: With dead ends: 414 [2021-10-11 02:29:53,791 INFO L226 Difference]: Without dead ends: 252 [2021-10-11 02:29:53,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:53,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-10-11 02:29:53,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 182. [2021-10-11 02:29:53,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2021-10-11 02:29:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 234 transitions. [2021-10-11 02:29:53,818 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 234 transitions. Word has length 50 [2021-10-11 02:29:53,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:53,819 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 234 transitions. [2021-10-11 02:29:53,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:29:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 234 transitions. [2021-10-11 02:29:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:29:53,819 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:53,820 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:54,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:29:54,032 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:54,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:54,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1625888868, now seen corresponding path program 1 times [2021-10-11 02:29:54,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:54,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358793371] [2021-10-11 02:29:54,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:54,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:54,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:54,307 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:54,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358793371] [2021-10-11 02:29:54,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:54,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:29:54,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602651882] [2021-10-11 02:29:54,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:54,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:54,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:54,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:54,310 INFO L87 Difference]: Start difference. First operand 182 states and 234 transitions. Second operand 5 states. [2021-10-11 02:29:54,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:54,503 INFO L93 Difference]: Finished difference Result 940 states and 1191 transitions. [2021-10-11 02:29:54,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:29:54,504 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 02:29:54,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:54,509 INFO L225 Difference]: With dead ends: 940 [2021-10-11 02:29:54,509 INFO L226 Difference]: Without dead ends: 764 [2021-10-11 02:29:54,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:29:54,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2021-10-11 02:29:54,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 356. [2021-10-11 02:29:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-10-11 02:29:54,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 448 transitions. [2021-10-11 02:29:54,568 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 448 transitions. Word has length 51 [2021-10-11 02:29:54,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:54,568 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 448 transitions. [2021-10-11 02:29:54,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 448 transitions. [2021-10-11 02:29:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:29:54,569 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:54,569 INFO L422 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] [2021-10-11 02:29:54,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:29:54,789 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:54,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:54,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1149655330, now seen corresponding path program 1 times [2021-10-11 02:29:54,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:54,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797989006] [2021-10-11 02:29:54,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:54,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:54,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,082 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797989006] [2021-10-11 02:29:55,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1409679629] [2021-10-11 02:29:55,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:55,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:29:55,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153329017] [2021-10-11 02:29:55,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:29:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:55,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:29:55,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:55,664 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:29:55,710 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:29:55,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:29:55,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-11 02:29:55,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294770641] [2021-10-11 02:29:55,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 02:29:55,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:55,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 02:29:55,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:29:55,713 INFO L87 Difference]: Start difference. First operand 356 states and 448 transitions. Second operand 8 states. [2021-10-11 02:29:57,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:57,503 INFO L93 Difference]: Finished difference Result 870 states and 1083 transitions. [2021-10-11 02:29:57,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:29:57,503 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2021-10-11 02:29:57,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:57,506 INFO L225 Difference]: With dead ends: 870 [2021-10-11 02:29:57,506 INFO L226 Difference]: Without dead ends: 520 [2021-10-11 02:29:57,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:57,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2021-10-11 02:29:57,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 334. [2021-10-11 02:29:57,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-10-11 02:29:57,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 406 transitions. [2021-10-11 02:29:57,557 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 406 transitions. Word has length 52 [2021-10-11 02:29:57,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:57,559 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 406 transitions. [2021-10-11 02:29:57,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 02:29:57,559 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 406 transitions. [2021-10-11 02:29:57,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 02:29:57,560 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:57,560 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:58,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:58,186 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:58,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:58,186 INFO L82 PathProgramCache]: Analyzing trace with hash 889469905, now seen corresponding path program 1 times [2021-10-11 02:29:58,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:58,186 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976655021] [2021-10-11 02:29:58,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:58,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:29:58,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:58,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:58,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976655021] [2021-10-11 02:29:58,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:58,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:58,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161351702] [2021-10-11 02:29:58,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:29:58,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:58,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:29:58,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:29:58,456 INFO L87 Difference]: Start difference. First operand 334 states and 406 transitions. Second operand 6 states. [2021-10-11 02:30:00,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:00,107 INFO L93 Difference]: Finished difference Result 1050 states and 1281 transitions. [2021-10-11 02:30:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-11 02:30:00,108 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 02:30:00,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:00,112 INFO L225 Difference]: With dead ends: 1050 [2021-10-11 02:30:00,112 INFO L226 Difference]: Without dead ends: 770 [2021-10-11 02:30:00,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:30:00,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2021-10-11 02:30:00,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 334. [2021-10-11 02:30:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-10-11 02:30:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 405 transitions. [2021-10-11 02:30:00,165 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 405 transitions. Word has length 53 [2021-10-11 02:30:00,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:00,166 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 405 transitions. [2021-10-11 02:30:00,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:00,166 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 405 transitions. [2021-10-11 02:30:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 02:30:00,167 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:00,167 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:00,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2021-10-11 02:30:00,387 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:00,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:00,388 INFO L82 PathProgramCache]: Analyzing trace with hash 251064926, now seen corresponding path program 1 times [2021-10-11 02:30:00,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:00,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2114320035] [2021-10-11 02:30:00,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:00,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:00,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:30:00,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:00,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2114320035] [2021-10-11 02:30:00,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:00,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:30:00,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230172277] [2021-10-11 02:30:00,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:00,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:00,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:00,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:00,594 INFO L87 Difference]: Start difference. First operand 334 states and 405 transitions. Second operand 6 states. [2021-10-11 02:30:00,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:00,868 INFO L93 Difference]: Finished difference Result 871 states and 1069 transitions. [2021-10-11 02:30:00,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 02:30:00,868 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 02:30:00,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:00,872 INFO L225 Difference]: With dead ends: 871 [2021-10-11 02:30:00,872 INFO L226 Difference]: Without dead ends: 591 [2021-10-11 02:30:00,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:30:00,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2021-10-11 02:30:00,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 334. [2021-10-11 02:30:00,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-10-11 02:30:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 403 transitions. [2021-10-11 02:30:00,923 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 403 transitions. Word has length 53 [2021-10-11 02:30:00,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:00,924 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 403 transitions. [2021-10-11 02:30:00,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 403 transitions. [2021-10-11 02:30:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-11 02:30:00,925 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:00,925 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 02:30:01,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2021-10-11 02:30:01,141 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:01,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:01,141 INFO L82 PathProgramCache]: Analyzing trace with hash 848239207, now seen corresponding path program 1 times [2021-10-11 02:30:01,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:01,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022007491] [2021-10-11 02:30:01,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:01,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:01,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:01,435 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:01,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:01,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022007491] [2021-10-11 02:30:01,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [360185903] [2021-10-11 02:30:01,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 20 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:01,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:01,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:01,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:01,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274000700] [2021-10-11 02:30:01,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:02,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:02,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:02,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-11 02:30:02,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:30:02,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 9 [2021-10-11 02:30:02,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409092146] [2021-10-11 02:30:02,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-10-11 02:30:02,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:02,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-11 02:30:02,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:30:02,301 INFO L87 Difference]: Start difference. First operand 334 states and 403 transitions. Second operand 10 states. [2021-10-11 02:30:04,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:04,809 INFO L93 Difference]: Finished difference Result 1949 states and 2402 transitions. [2021-10-11 02:30:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-11 02:30:04,810 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 74 [2021-10-11 02:30:04,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:04,811 INFO L225 Difference]: With dead ends: 1949 [2021-10-11 02:30:04,811 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:04,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 428 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=202, Invalid=610, Unknown=0, NotChecked=0, Total=812 [2021-10-11 02:30:04,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:04,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:04,815 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2021-10-11 02:30:04,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:04,815 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:04,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-10-11 02:30:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:04,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:05,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 mathsat -unsat_core_generation=3,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:05,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:06,387 WARN L197 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 227 [2021-10-11 02:30:06,974 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 213 [2021-10-11 02:30:07,471 WARN L197 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 194 [2021-10-11 02:30:08,944 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 420 DAG size of output: 350 [2021-10-11 02:30:09,832 WARN L197 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 304 [2021-10-11 02:30:09,980 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 128 [2021-10-11 02:30:10,124 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 124 [2021-10-11 02:30:10,322 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 168 [2021-10-11 02:30:10,493 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 147 [2021-10-11 02:30:11,399 WARN L197 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 311 [2021-10-11 02:30:13,678 WARN L197 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 218 DAG size of output: 59 [2021-10-11 02:30:15,220 WARN L197 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 210 DAG size of output: 48 [2021-10-11 02:30:16,473 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 180 DAG size of output: 36 [2021-10-11 02:30:16,728 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 42 [2021-10-11 02:30:20,866 WARN L197 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 330 DAG size of output: 31 [2021-10-11 02:30:24,349 WARN L197 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 293 DAG size of output: 40 [2021-10-11 02:30:24,932 WARN L197 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 32 [2021-10-11 02:30:25,568 WARN L197 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 30 [2021-10-11 02:30:26,438 WARN L197 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 58 [2021-10-11 02:30:27,115 WARN L197 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 44 [2021-10-11 02:30:30,538 WARN L197 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 276 DAG size of output: 31 [2021-10-11 02:30:30,547 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,547 INFO L262 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,548 INFO L262 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,548 INFO L262 CegarLoopResult]: For program point L862-2(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,548 INFO L258 CegarLoopResult]: At program point L534(lines 534 540) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse1 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse5 .cse6) (and .cse2 .cse8 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32))) .cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse6) (and .cse7 .cse2 .cse8 .cse6))) [2021-10-11 02:30:30,548 INFO L258 CegarLoopResult]: At program point L534-1(lines 534 540) the Hoare annotation is: false [2021-10-11 02:30:30,548 INFO L258 CegarLoopResult]: At program point L534-2(lines 534 540) the Hoare annotation is: false [2021-10-11 02:30:30,549 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:30,549 INFO L258 CegarLoopResult]: At program point L931(lines 926 934) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:30,549 INFO L265 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-11 02:30:30,550 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,550 INFO L262 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2021-10-11 02:30:30,550 INFO L262 CegarLoopResult]: For program point L770-3(lines 770 774) no Hoare annotation was computed. [2021-10-11 02:30:30,550 INFO L258 CegarLoopResult]: At program point L638(lines 633 641) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~2) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:30,550 INFO L258 CegarLoopResult]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:30,551 INFO L262 CegarLoopResult]: For program point L770-6(lines 770 774) no Hoare annotation was computed. [2021-10-11 02:30:30,551 INFO L258 CegarLoopResult]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:30,551 INFO L262 CegarLoopResult]: For program point L738(lines 738 749) no Hoare annotation was computed. [2021-10-11 02:30:30,551 INFO L258 CegarLoopResult]: At program point L839(lines 834 842) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= (_ bv0 32) ~pumpRunning~0) (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32))) (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse2 .cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse4))) [2021-10-11 02:30:30,551 INFO L258 CegarLoopResult]: At program point L839-1(lines 834 842) the Hoare annotation is: false [2021-10-11 02:30:30,551 INFO L258 CegarLoopResult]: At program point L839-2(lines 834 842) the Hoare annotation is: false [2021-10-11 02:30:30,552 INFO L258 CegarLoopResult]: At program point L807(lines 802 810) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse1 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 .cse4 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse5) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3 .cse4 .cse5))) [2021-10-11 02:30:30,553 INFO L258 CegarLoopResult]: At program point L807-1(lines 802 810) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse9 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse6 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32))) .cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (and .cse9 .cse0 .cse10 .cse2 .cse4) (and .cse9 .cse5 .cse6 .cse0 .cse10 .cse7 .cse8 .cse4))) [2021-10-11 02:30:30,553 INFO L258 CegarLoopResult]: At program point L807-2(lines 802 810) the Hoare annotation is: false [2021-10-11 02:30:30,553 INFO L258 CegarLoopResult]: At program point L807-3(lines 802 810) the Hoare annotation is: false [2021-10-11 02:30:30,553 INFO L258 CegarLoopResult]: At program point L807-4(lines 802 810) the Hoare annotation is: false [2021-10-11 02:30:30,554 INFO L258 CegarLoopResult]: At program point L807-5(lines 802 810) the Hoare annotation is: false [2021-10-11 02:30:30,554 INFO L262 CegarLoopResult]: For program point L709(lines 708 753) no Hoare annotation was computed. [2021-10-11 02:30:30,554 INFO L262 CegarLoopResult]: For program point L710(lines 710 714) no Hoare annotation was computed. [2021-10-11 02:30:30,554 INFO L262 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2021-10-11 02:30:30,554 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 896) no Hoare annotation was computed. [2021-10-11 02:30:30,554 INFO L262 CegarLoopResult]: For program point L744(lines 744 748) no Hoare annotation was computed. [2021-10-11 02:30:30,556 INFO L262 CegarLoopResult]: For program point L876-4(lines 876 896) no Hoare annotation was computed. [2021-10-11 02:30:30,556 INFO L262 CegarLoopResult]: For program point L744-2(lines 527 533) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847-2(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847-3(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847-4(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,557 INFO L262 CegarLoopResult]: For program point L847-5(lines 847 853) no Hoare annotation was computed. [2021-10-11 02:30:30,558 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:30:30,558 INFO L262 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2021-10-11 02:30:30,558 INFO L262 CegarLoopResult]: For program point L882(lines 882 895) no Hoare annotation was computed. [2021-10-11 02:30:30,558 INFO L258 CegarLoopResult]: At program point L882-1(lines 1 934) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse3 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse11 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse4 .cse5 .cse9 .cse8) (and .cse2 .cse3 .cse4 .cse10 .cse6 .cse7 .cse11 .cse12 .cse8) (and .cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse9 .cse12 .cse8) (and .cse4 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~2)) .cse10 .cse9 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32))) (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse11 .cse12 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse8))) [2021-10-11 02:30:30,559 INFO L262 CegarLoopResult]: For program point L882-2(lines 882 895) no Hoare annotation was computed. [2021-10-11 02:30:30,559 INFO L258 CegarLoopResult]: At program point L882-3(lines 1 934) the Hoare annotation is: false [2021-10-11 02:30:30,559 INFO L262 CegarLoopResult]: For program point L882-4(lines 882 895) no Hoare annotation was computed. [2021-10-11 02:30:30,559 INFO L258 CegarLoopResult]: At program point L882-5(lines 1 934) the Hoare annotation is: false [2021-10-11 02:30:30,559 INFO L262 CegarLoopResult]: For program point L585(lines 585 602) no Hoare annotation was computed. [2021-10-11 02:30:30,559 INFO L262 CegarLoopResult]: For program point L585-1(lines 585 602) no Hoare annotation was computed. [2021-10-11 02:30:30,559 INFO L262 CegarLoopResult]: For program point L585-2(lines 585 602) no Hoare annotation was computed. [2021-10-11 02:30:30,560 INFO L262 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2021-10-11 02:30:30,560 INFO L258 CegarLoopResult]: At program point L718-1(lines 718 724) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse3 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse7 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse4 .cse5 .cse9 .cse8) (and .cse4 .cse9 .cse10 .cse8 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse2 .cse3 .cse4 .cse11 .cse6 .cse7 .cse12 .cse10 .cse8) (and .cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse9 .cse10 .cse8) (and .cse4 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~2)) .cse11 .cse9 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32))) .cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse10 .cse8))) [2021-10-11 02:30:30,561 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:30,561 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:30:30,561 INFO L262 CegarLoopResult]: For program point L58-1(lines 527 533) no Hoare annotation was computed. [2021-10-11 02:30:30,561 INFO L258 CegarLoopResult]: At program point L852(lines 843 856) the Hoare annotation is: false [2021-10-11 02:30:30,562 INFO L258 CegarLoopResult]: At program point L852-1(lines 843 856) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse8 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32)))) (.cse5 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse4 .cse6 .cse7) (and .cse8 .cse0 .cse2 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse3 .cse5 .cse6))) [2021-10-11 02:30:30,562 INFO L258 CegarLoopResult]: At program point L852-2(lines 843 856) the Hoare annotation is: false [2021-10-11 02:30:30,562 INFO L258 CegarLoopResult]: At program point L852-3(lines 843 856) the Hoare annotation is: false [2021-10-11 02:30:30,562 INFO L258 CegarLoopResult]: At program point L852-4(lines 843 856) the Hoare annotation is: false [2021-10-11 02:30:30,562 INFO L262 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,562 INFO L258 CegarLoopResult]: At program point L852-5(lines 843 856) the Hoare annotation is: false [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-3(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-5(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-6(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-8(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-9(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,563 INFO L262 CegarLoopResult]: For program point L687-11(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L687-12(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L687-14(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L687-15(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L687-17(lines 687 691) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L262 CegarLoopResult]: For program point L886-2(lines 886 892) no Hoare annotation was computed. [2021-10-11 02:30:30,564 INFO L258 CegarLoopResult]: At program point L754(lines 707 755) the Hoare annotation is: false [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L886-4(lines 886 892) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L589(lines 589 597) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L589-1(lines 589 597) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L589-2(lines 589 597) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L559(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,565 INFO L262 CegarLoopResult]: For program point L559-1(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,566 INFO L262 CegarLoopResult]: For program point L559-2(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,566 INFO L262 CegarLoopResult]: For program point L559-3(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,566 INFO L262 CegarLoopResult]: For program point L559-4(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,567 INFO L262 CegarLoopResult]: For program point L559-5(lines 559 576) no Hoare annotation was computed. [2021-10-11 02:30:30,567 INFO L258 CegarLoopResult]: At program point L923(lines 1 934) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:30,567 INFO L258 CegarLoopResult]: At program point L527(lines 526 545) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse2 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (and .cse3 .cse8 .cse7 .cse6) (and .cse0 .cse3 .cse8 .cse6))) [2021-10-11 02:30:30,567 INFO L262 CegarLoopResult]: For program point L527-1(lines 527 533) no Hoare annotation was computed. [2021-10-11 02:30:30,567 INFO L258 CegarLoopResult]: At program point L527-2(lines 526 545) the Hoare annotation is: false [2021-10-11 02:30:30,568 INFO L258 CegarLoopResult]: At program point L527-3(lines 526 545) the Hoare annotation is: false [2021-10-11 02:30:30,568 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:30,568 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 862) no Hoare annotation was computed. [2021-10-11 02:30:30,568 INFO L258 CegarLoopResult]: At program point L693(lines 678 696) the Hoare annotation is: false [2021-10-11 02:30:30,568 INFO L258 CegarLoopResult]: At program point L693-1(lines 678 696) the Hoare annotation is: (let ((.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse12 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse13 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (not (= (bvadd ~waterLevel~0 (_ bv4294967293 32)) (_ bv0 32)))) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse1 .cse3 .cse13 .cse8) (and .cse11 .cse12 .cse1 .cse3 .cse13 .cse6 .cse8) (and .cse10 .cse0 .cse1 .cse2 .cse3 .cse5 .cse4 .cse7 .cse8 .cse9))) [2021-10-11 02:30:30,568 INFO L258 CegarLoopResult]: At program point L693-2(lines 678 696) the Hoare annotation is: false [2021-10-11 02:30:30,569 INFO L258 CegarLoopResult]: At program point L693-3(lines 678 696) the Hoare annotation is: false [2021-10-11 02:30:30,569 INFO L258 CegarLoopResult]: At program point L693-4(lines 678 696) the Hoare annotation is: false [2021-10-11 02:30:30,570 INFO L258 CegarLoopResult]: At program point L693-5(lines 678 696) the Hoare annotation is: false [2021-10-11 02:30:30,570 INFO L262 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-11 02:30:30,570 INFO L265 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-11 02:30:30,570 INFO L262 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:30:30,570 INFO L262 CegarLoopResult]: For program point L728(lines 728 734) no Hoare annotation was computed. [2021-10-11 02:30:30,571 INFO L258 CegarLoopResult]: At program point L728-1(lines 728 734) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse2 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (and .cse3 .cse8 .cse7 .cse6) (and .cse0 .cse3 .cse8 .cse6))) [2021-10-11 02:30:30,571 INFO L258 CegarLoopResult]: At program point L629(lines 622 632) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse1 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse4 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse5) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3 .cse4 .cse5))) [2021-10-11 02:30:30,571 INFO L258 CegarLoopResult]: At program point L629-1(lines 622 632) the Hoare annotation is: false [2021-10-11 02:30:30,571 INFO L262 CegarLoopResult]: For program point L563(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,571 INFO L258 CegarLoopResult]: At program point L629-2(lines 622 632) the Hoare annotation is: false [2021-10-11 02:30:30,571 INFO L262 CegarLoopResult]: For program point L563-1(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,572 INFO L262 CegarLoopResult]: For program point L563-2(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,572 INFO L262 CegarLoopResult]: For program point L563-3(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,572 INFO L262 CegarLoopResult]: For program point L563-4(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,572 INFO L262 CegarLoopResult]: For program point L563-5(lines 563 571) no Hoare annotation was computed. [2021-10-11 02:30:30,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:30 BoogieIcfgContainer [2021-10-11 02:30:30,651 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:30,651 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:30,651 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:30,652 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:30,652 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:44" (3/4) ... [2021-10-11 02:30:30,656 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:30,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:30,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:30,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:30,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:30,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:30,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:30,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:30,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp___0)) && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(2bv32 == \result)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp___0)) && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,739 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(2bv32 == \result)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:30,749 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && \result == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) [2021-10-11 02:30:30,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp___0) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:30,860 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f7f9b8b-19aa-4592-abe1-6f22c2cda611/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:30,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:30,861 INFO L168 Benchmark]: Toolchain (without parser) took 49723.44 ms. Allocated memory was 65.0 MB in the beginning and 375.4 MB in the end (delta: 310.4 MB). Free memory was 44.8 MB in the beginning and 200.8 MB in the end (delta: -156.0 MB). Peak memory consumption was 152.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,861 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 65.0 MB. Free memory is still 47.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:30,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.66 ms. Allocated memory is still 65.0 MB. Free memory was 44.5 MB in the beginning and 33.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 65.0 MB. Free memory was 33.0 MB in the beginning and 29.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,863 INFO L168 Benchmark]: Boogie Preprocessor took 76.25 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 29.4 MB in the beginning and 77.9 MB in the end (delta: -48.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,863 INFO L168 Benchmark]: RCFGBuilder took 2433.79 ms. Allocated memory is still 96.5 MB. Free memory was 77.5 MB in the beginning and 73.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,864 INFO L168 Benchmark]: TraceAbstraction took 46130.97 ms. Allocated memory was 96.5 MB in the beginning and 375.4 MB in the end (delta: 278.9 MB). Free memory was 72.8 MB in the beginning and 211.3 MB in the end (delta: -138.5 MB). Peak memory consumption was 232.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,864 INFO L168 Benchmark]: Witness Printer took 208.71 ms. Allocated memory is still 375.4 MB. Free memory was 210.2 MB in the beginning and 200.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:30,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 65.0 MB. Free memory is still 47.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 779.66 ms. Allocated memory is still 65.0 MB. Free memory was 44.5 MB in the beginning and 33.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 65.0 MB. Free memory was 33.0 MB in the beginning and 29.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.25 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 29.4 MB in the beginning and 77.9 MB in the end (delta: -48.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2433.79 ms. Allocated memory is still 96.5 MB. Free memory was 77.5 MB in the beginning and 73.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 46130.97 ms. Allocated memory was 96.5 MB in the beginning and 375.4 MB in the end (delta: 278.9 MB). Free memory was 72.8 MB in the beginning and 211.3 MB in the end (delta: -138.5 MB). Peak memory consumption was 232.4 MB. Max. memory is 16.1 GB. * Witness Printer took 208.71 ms. Allocated memory is still 375.4 MB. Free memory was 210.2 MB in the beginning and 200.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 862]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 862]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 862]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: ((((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp___0)) && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && \result == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp___0) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(2bv32 == \result)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp___0)) && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && !(2bv32 == \result)) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(~bvadd64(waterLevel, 4294967293bv32) == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((tmp == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.8s, OverallIterations: 16, TraceHistogramMax: 3, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1761 SDtfs, 2858 SDslu, 3727 SDs, 0 SdLazy, 646 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1284 GetRequests, 1186 SyntacticMatches, 2 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 2179 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 647 NumberOfFragments, 1302 HoareAnnotationTreeSize, 45 FomulaSimplifications, 32588978 FormulaSimplificationTreeSizeReduction, 5.9s HoareSimplificationTime, 45 FomulaSimplificationsInter, 7806598 FormulaSimplificationTreeSizeReductionInter, 19.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 868 NumberOfCodeBlocks, 868 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1220 ConstructedInterpolants, 0 QuantifiedInterpolants, 254571 SizeOfPredicates, 48 NumberOfNonLiveVariables, 4565 ConjunctsInSsa, 93 ConjunctsInUnsatCore, 26 InterpolantComputations, 14 PerfectInterpolantSequences, 215/443 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...