./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:35:14,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:35:14,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:35:14,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:35:14,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:35:14,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:35:14,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:35:14,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:35:14,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:35:14,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:35:14,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:35:14,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:35:14,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:35:14,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:35:14,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:35:14,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:35:14,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:35:14,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:35:14,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:35:14,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:35:14,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:35:14,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:35:14,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:35:14,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:35:14,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:35:14,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:35:14,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:35:14,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:35:14,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:35:14,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:35:14,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:35:14,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:35:14,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:35:14,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:35:14,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:35:14,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:35:14,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:35:14,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:35:14,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:35:14,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:35:14,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:35:14,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:35:14,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:35:14,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:35:14,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:35:14,605 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:35:14,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:35:14,606 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:35:14,606 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:35:14,606 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:35:14,607 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:35:14,607 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:35:14,607 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:35:14,608 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:35:14,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:35:14,608 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:35:14,608 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:35:14,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:35:14,610 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:35:14,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:35:14,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:35:14,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:35:14,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:35:14,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:35:14,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:35:14,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:35:14,611 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:35:14,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:35:14,612 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:35:14,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:35:14,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:35:14,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:35:14,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:35:14,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:35:14,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:35:14,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:35:14,614 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:35:14,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:35:14,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:35:14,615 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:35:14,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:35:14,615 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_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a [2021-10-24 10:35:14,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:35:14,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:35:14,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:35:14,973 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:35:14,974 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:35:14,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-24 10:35:15,045 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/014a9c7ba/371277c1ac7a4830ab45e9a9cd2a8c5d/FLAG9165f5ec4 [2021-10-24 10:35:15,625 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:35:15,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-24 10:35:15,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/014a9c7ba/371277c1ac7a4830ab45e9a9cd2a8c5d/FLAG9165f5ec4 [2021-10-24 10:35:15,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/014a9c7ba/371277c1ac7a4830ab45e9a9cd2a8c5d [2021-10-24 10:35:15,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:35:15,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:35:15,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:35:15,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:35:15,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:35:15,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:35:15" (1/1) ... [2021-10-24 10:35:15,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2772670f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:15, skipping insertion in model container [2021-10-24 10:35:15,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:35:15" (1/1) ... [2021-10-24 10:35:15,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:35:15,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:35:16,356 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-24 10:35:16,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:35:16,387 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) [2021-10-24 10:35:16,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34781727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:16, skipping insertion in model container [2021-10-24 10:35:16,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:35:16,388 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:35:16,391 INFO L168 Benchmark]: Toolchain (without parser) took 485.27 ms. Allocated memory was 86.0 MB in the beginning and 121.6 MB in the end (delta: 35.7 MB). Free memory was 47.3 MB in the beginning and 96.0 MB in the end (delta: -48.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:16,393 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 86.0 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:35:16,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.76 ms. Allocated memory was 86.0 MB in the beginning and 121.6 MB in the end (delta: 35.7 MB). Free memory was 47.1 MB in the beginning and 96.0 MB in the end (delta: -48.9 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:16,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 86.0 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 479.76 ms. Allocated memory was 86.0 MB in the beginning and 121.6 MB in the end (delta: 35.7 MB). Free memory was 47.1 MB in the beginning and 96.0 MB in the end (delta: -48.9 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 446]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:35:18,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:35:18,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:35:18,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:35:18,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:35:18,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:35:18,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:35:18,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:35:18,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:35:18,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:35:18,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:35:18,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:35:18,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:35:18,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:35:18,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:35:18,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:35:18,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:35:18,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:35:18,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:35:18,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:35:18,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:35:18,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:35:18,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:35:18,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:35:18,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:35:18,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:35:18,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:35:18,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:35:18,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:35:18,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:35:18,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:35:18,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:35:18,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:35:18,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:35:18,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:35:18,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:35:18,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:35:18,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:35:18,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:35:18,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:35:18,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:35:18,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:35:18,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:35:18,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:35:18,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:35:18,780 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:35:18,780 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:35:18,780 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:35:18,780 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:35:18,781 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:35:18,781 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:35:18,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:35:18,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:35:18,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:35:18,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:35:18,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:35:18,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:35:18,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:35:18,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:35:18,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:35:18,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:35:18,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:35:18,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:35:18,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:35:18,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:35:18,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:35:18,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:35:18,787 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:35:18,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:35:18,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:35:18,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:35:18,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:35:18,788 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_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 592117a566b45deb7ab0407540eecbf2be0f732724f0529483f85e7a6864867a [2021-10-24 10:35:19,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:35:19,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:35:19,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:35:19,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:35:19,177 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:35:19,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-24 10:35:19,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/50ea35739/64d50788c12e4807b121b7c87d592e79/FLAGfda0ae905 [2021-10-24 10:35:19,841 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:35:19,842 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-24 10:35:19,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/50ea35739/64d50788c12e4807b121b7c87d592e79/FLAGfda0ae905 [2021-10-24 10:35:20,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/data/50ea35739/64d50788c12e4807b121b7c87d592e79 [2021-10-24 10:35:20,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:35:20,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:35:20,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:35:20,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:35:20,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:35:20,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:20,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc49317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20, skipping insertion in model container [2021-10-24 10:35:20,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:20,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:35:20,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:35:20,645 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-24 10:35:20,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:35:20,672 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:35:20,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:35:20,808 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-24 10:35:20,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:35:20,820 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:35:20,929 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[19185,19198] [2021-10-24 10:35:20,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:35:20,963 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:35:20,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20 WrapperNode [2021-10-24 10:35:20,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:35:20,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:35:20,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:35:20,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:35:20,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:35:21,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:35:21,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:35:21,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:35:21,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:35:21,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:35:21,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:35:21,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:35:21,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (1/1) ... [2021-10-24 10:35:21,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:35:21,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:35:21,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:35:21,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:35:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:35:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:35:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:35:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:35:23,800 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:35:23,800 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-24 10:35:23,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:35:23 BoogieIcfgContainer [2021-10-24 10:35:23,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:35:23,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:35:23,805 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:35:23,808 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:35:23,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:35:20" (1/3) ... [2021-10-24 10:35:23,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a885ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:35:23, skipping insertion in model container [2021-10-24 10:35:23,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:35:20" (2/3) ... [2021-10-24 10:35:23,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a885ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:35:23, skipping insertion in model container [2021-10-24 10:35:23,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:35:23" (3/3) ... [2021-10-24 10:35:23,811 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2021-10-24 10:35:23,816 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:35:23,816 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:35:23,860 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:35:23,866 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:35:23,866 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:35:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:35:23,892 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:23,892 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:23,893 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:23,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:23,898 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-24 10:35:23,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:23,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [333702192] [2021-10-24 10:35:23,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:23,913 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:23,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:23,916 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:23,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:35:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:24,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:35:24,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:24,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:24,302 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:24,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [333702192] [2021-10-24 10:35:24,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [333702192] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:24,303 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:24,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:35:24,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492226562] [2021-10-24 10:35:24,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:35:24,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:24,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:35:24,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:35:24,340 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:24,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:24,399 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-24 10:35:24,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:35:24,400 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:35:24,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:24,412 INFO L225 Difference]: With dead ends: 444 [2021-10-24 10:35:24,412 INFO L226 Difference]: Without dead ends: 221 [2021-10-24 10:35:24,415 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:35:24,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-24 10:35:24,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-24 10:35:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-24 10:35:24,511 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-24 10:35:24,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:24,512 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-24 10:35:24,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-24 10:35:24,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-24 10:35:24,516 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:24,516 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:24,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:24,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:24,729 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:24,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:24,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-24 10:35:24,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:24,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510900304] [2021-10-24 10:35:24,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:24,731 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:24,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:24,732 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:24,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:35:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:24,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:35:24,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:25,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:25,059 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:25,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510900304] [2021-10-24 10:35:25,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510900304] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:25,060 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:25,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:35:25,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679586048] [2021-10-24 10:35:25,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:35:25,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:25,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:35:25,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:25,063 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:25,086 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-24 10:35:25,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:35:25,086 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-24 10:35:25,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:25,088 INFO L225 Difference]: With dead ends: 221 [2021-10-24 10:35:25,088 INFO L226 Difference]: Without dead ends: 83 [2021-10-24 10:35:25,090 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:25,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-24 10:35:25,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-24 10:35:25,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-24 10:35:25,102 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-24 10:35:25,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:25,102 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-24 10:35:25,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-24 10:35:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-24 10:35:25,104 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:25,104 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:25,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:25,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:25,317 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:25,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:25,318 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-24 10:35:25,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:25,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232668813] [2021-10-24 10:35:25,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:25,320 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:25,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:25,321 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:25,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:35:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:25,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:35:25,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:25,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:25,673 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:25,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [232668813] [2021-10-24 10:35:25,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [232668813] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:25,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:25,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:35:25,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396911142] [2021-10-24 10:35:25,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:35:25,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:25,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:35:25,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:25,678 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:25,754 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-24 10:35:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:35:25,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-24 10:35:25,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:25,759 INFO L225 Difference]: With dead ends: 160 [2021-10-24 10:35:25,761 INFO L226 Difference]: Without dead ends: 83 [2021-10-24 10:35:25,762 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:25,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-24 10:35:25,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-24 10:35:25,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-24 10:35:25,788 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-24 10:35:25,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:25,789 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-24 10:35:25,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:25,790 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-24 10:35:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-24 10:35:25,791 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:25,791 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:25,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:26,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:26,006 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:26,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:26,006 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-24 10:35:26,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:26,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848026095] [2021-10-24 10:35:26,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:26,007 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:26,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:26,008 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:26,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:35:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:26,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:35:26,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:26,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:26,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:26,343 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:26,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848026095] [2021-10-24 10:35:26,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848026095] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:26,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:26,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 10:35:26,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153447265] [2021-10-24 10:35:26,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:35:26,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:26,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:35:26,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:35:26,346 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:26,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:26,426 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-24 10:35:26,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:35:26,427 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-24 10:35:26,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:26,428 INFO L225 Difference]: With dead ends: 166 [2021-10-24 10:35:26,428 INFO L226 Difference]: Without dead ends: 89 [2021-10-24 10:35:26,429 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:35:26,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-24 10:35:26,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-24 10:35:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-24 10:35:26,440 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-24 10:35:26,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:26,448 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-24 10:35:26,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-24 10:35:26,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-24 10:35:26,451 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:26,451 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:26,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:26,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:26,652 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:26,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:26,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-24 10:35:26,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:26,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [141768423] [2021-10-24 10:35:26,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:26,653 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:26,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:26,654 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:26,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:35:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:26,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:35:26,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:26,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:27,121 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:27,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [141768423] [2021-10-24 10:35:27,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [141768423] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:27,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:27,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 10:35:27,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520071132] [2021-10-24 10:35:27,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:35:27,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:27,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:35:27,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:35:27,129 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:27,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:27,322 INFO L93 Difference]: Finished difference Result 422 states and 606 transitions. [2021-10-24 10:35:27,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:35:27,323 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-24 10:35:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:27,327 INFO L225 Difference]: With dead ends: 422 [2021-10-24 10:35:27,327 INFO L226 Difference]: Without dead ends: 341 [2021-10-24 10:35:27,328 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 48.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:35:27,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2021-10-24 10:35:27,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 162. [2021-10-24 10:35:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4099378881987579) internal successors, (227), 161 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 227 transitions. [2021-10-24 10:35:27,379 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 227 transitions. Word has length 31 [2021-10-24 10:35:27,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:27,379 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 227 transitions. [2021-10-24 10:35:27,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 227 transitions. [2021-10-24 10:35:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-24 10:35:27,381 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:27,381 INFO L512 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] [2021-10-24 10:35:27,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:27,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:27,597 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:27,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:27,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1766618326, now seen corresponding path program 1 times [2021-10-24 10:35:27,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:27,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [203548259] [2021-10-24 10:35:27,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:27,599 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:27,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:27,600 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:27,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 10:35:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:27,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:35:27,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:27,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:28,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:28,057 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:28,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [203548259] [2021-10-24 10:35:28,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [203548259] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:28,058 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:28,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:35:28,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922052704] [2021-10-24 10:35:28,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:35:28,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:28,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:35:28,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:35:28,060 INFO L87 Difference]: Start difference. First operand 162 states and 227 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:28,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:28,305 INFO L93 Difference]: Finished difference Result 470 states and 662 transitions. [2021-10-24 10:35:28,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 10:35:28,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-24 10:35:28,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:28,309 INFO L225 Difference]: With dead ends: 470 [2021-10-24 10:35:28,309 INFO L226 Difference]: Without dead ends: 468 [2021-10-24 10:35:28,310 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 50.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:35:28,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-10-24 10:35:28,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 162. [2021-10-24 10:35:28,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4037267080745341) internal successors, (226), 161 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 226 transitions. [2021-10-24 10:35:28,360 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 226 transitions. Word has length 32 [2021-10-24 10:35:28,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:28,361 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 226 transitions. [2021-10-24 10:35:28,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 226 transitions. [2021-10-24 10:35:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 10:35:28,371 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:28,371 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:28,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:28,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:28,585 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:28,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:28,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1921504649, now seen corresponding path program 1 times [2021-10-24 10:35:28,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:28,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1949558171] [2021-10-24 10:35:28,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:28,587 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:28,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:28,591 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:28,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 10:35:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:28,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:35:28,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:28,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:29,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:29,055 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:29,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1949558171] [2021-10-24 10:35:29,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1949558171] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:29,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:29,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:35:29,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534148550] [2021-10-24 10:35:29,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:35:29,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:29,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:35:29,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:35:29,059 INFO L87 Difference]: Start difference. First operand 162 states and 226 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:29,163 INFO L93 Difference]: Finished difference Result 414 states and 572 transitions. [2021-10-24 10:35:29,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:35:29,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 10:35:29,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:29,167 INFO L225 Difference]: With dead ends: 414 [2021-10-24 10:35:29,168 INFO L226 Difference]: Without dead ends: 258 [2021-10-24 10:35:29,169 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:35:29,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-24 10:35:29,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 180. [2021-10-24 10:35:29,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 1.3631284916201116) internal successors, (244), 179 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 244 transitions. [2021-10-24 10:35:29,200 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 244 transitions. Word has length 35 [2021-10-24 10:35:29,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:29,201 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 244 transitions. [2021-10-24 10:35:29,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 244 transitions. [2021-10-24 10:35:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 10:35:29,202 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:29,203 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:29,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:29,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:29,418 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:29,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:29,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1786656633, now seen corresponding path program 1 times [2021-10-24 10:35:29,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:29,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [399063055] [2021-10-24 10:35:29,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:29,420 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:29,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:29,421 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:29,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 10:35:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:29,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 10:35:29,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:29,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:29,819 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:29,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [399063055] [2021-10-24 10:35:29,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [399063055] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:29,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:29,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 10:35:29,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100979799] [2021-10-24 10:35:29,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:35:29,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:29,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:35:29,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:35:29,826 INFO L87 Difference]: Start difference. First operand 180 states and 244 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:29,909 INFO L93 Difference]: Finished difference Result 464 states and 622 transitions. [2021-10-24 10:35:29,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:35:29,909 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 10:35:29,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:29,911 INFO L225 Difference]: With dead ends: 464 [2021-10-24 10:35:29,912 INFO L226 Difference]: Without dead ends: 290 [2021-10-24 10:35:29,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:35:29,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-24 10:35:29,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 192. [2021-10-24 10:35:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3403141361256545) internal successors, (256), 191 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 256 transitions. [2021-10-24 10:35:29,936 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 256 transitions. Word has length 35 [2021-10-24 10:35:29,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:29,937 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 256 transitions. [2021-10-24 10:35:29,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2021-10-24 10:35:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 10:35:29,938 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:29,938 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:29,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:30,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:30,151 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:30,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:30,151 INFO L82 PathProgramCache]: Analyzing trace with hash 506792955, now seen corresponding path program 1 times [2021-10-24 10:35:30,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:30,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744897791] [2021-10-24 10:35:30,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:30,152 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:30,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:30,153 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:30,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 10:35:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:30,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:35:30,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:30,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:30,614 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:30,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744897791] [2021-10-24 10:35:30,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1744897791] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:30,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:30,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 10:35:30,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322196519] [2021-10-24 10:35:30,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:35:30,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:30,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:35:30,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:30,619 INFO L87 Difference]: Start difference. First operand 192 states and 256 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:30,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:30,713 INFO L93 Difference]: Finished difference Result 556 states and 744 transitions. [2021-10-24 10:35:30,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 10:35:30,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 10:35:30,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:30,717 INFO L225 Difference]: With dead ends: 556 [2021-10-24 10:35:30,717 INFO L226 Difference]: Without dead ends: 370 [2021-10-24 10:35:30,717 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:35:30,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-24 10:35:30,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 316. [2021-10-24 10:35:30,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3238095238095238) internal successors, (417), 315 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 417 transitions. [2021-10-24 10:35:30,758 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 417 transitions. Word has length 35 [2021-10-24 10:35:30,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:30,760 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 417 transitions. [2021-10-24 10:35:30,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 417 transitions. [2021-10-24 10:35:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-24 10:35:30,762 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:30,763 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:30,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:30,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:30,977 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:30,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:30,978 INFO L82 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2021-10-24 10:35:30,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:30,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66318811] [2021-10-24 10:35:30,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:30,978 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:30,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:30,979 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:30,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 10:35:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:31,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:35:31,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:31,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:31,427 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:35:31,560 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:31,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66318811] [2021-10-24 10:35:31,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [66318811] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:31,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:31,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 10:35:31,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191434356] [2021-10-24 10:35:31,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 10:35:31,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:31,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 10:35:31,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:35:31,561 INFO L87 Difference]: Start difference. First operand 316 states and 417 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:33,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:33,217 INFO L93 Difference]: Finished difference Result 1248 states and 1610 transitions. [2021-10-24 10:35:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 10:35:33,218 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-24 10:35:33,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:33,223 INFO L225 Difference]: With dead ends: 1248 [2021-10-24 10:35:33,224 INFO L226 Difference]: Without dead ends: 938 [2021-10-24 10:35:33,225 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 191.9ms TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-24 10:35:33,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2021-10-24 10:35:33,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 316. [2021-10-24 10:35:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3015873015873016) internal successors, (410), 315 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:33,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 410 transitions. [2021-10-24 10:35:33,271 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 410 transitions. Word has length 36 [2021-10-24 10:35:33,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:33,271 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 410 transitions. [2021-10-24 10:35:33,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2021-10-24 10:35:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-24 10:35:33,273 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:35:33,274 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:35:33,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:33,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:33,487 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:35:33,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:35:33,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1815081084, now seen corresponding path program 1 times [2021-10-24 10:35:33,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:35:33,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709185704] [2021-10-24 10:35:33,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:35:33,488 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:35:33,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:35:33,489 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:35:33,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-24 10:35:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:35:33,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 10:35:33,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:35:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-24 10:35:33,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:35:34,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-24 10:35:34,162 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:35:34,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709185704] [2021-10-24 10:35:34,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709185704] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:35:34,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:35:34,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 10:35:34,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3736849] [2021-10-24 10:35:34,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 10:35:34,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:35:34,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 10:35:34,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:35:34,165 INFO L87 Difference]: Start difference. First operand 316 states and 410 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:35,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:35:35,754 INFO L93 Difference]: Finished difference Result 876 states and 1124 transitions. [2021-10-24 10:35:35,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 10:35:35,755 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-10-24 10:35:35,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:35:35,756 INFO L225 Difference]: With dead ends: 876 [2021-10-24 10:35:35,756 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:35:35,758 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 135.2ms TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-24 10:35:35,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:35:35,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:35:35,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:35:35,759 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-24 10:35:35,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:35:35,759 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:35:35,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:35:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:35:35,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:35:35,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:35:35,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:35:35,762 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:35:35,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-24 10:35:35,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:35:35,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:35:35,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:36,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:37,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:38,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:35:44,707 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,707 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,707 INFO L857 garLoopResultBuilder]: For program point L101-6(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,707 INFO L857 garLoopResultBuilder]: For program point L101-7(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,707 INFO L857 garLoopResultBuilder]: For program point L101-8(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L101-9(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L101-10(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L101-11(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,708 INFO L857 garLoopResultBuilder]: For program point L964-1(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-6(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-2(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-7(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-3(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-8(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-4(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-9(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-5(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-10(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-6(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L105-11(lines 105 113) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-7(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,709 INFO L857 garLoopResultBuilder]: For program point L964-8(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,710 INFO L857 garLoopResultBuilder]: For program point L964-9(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,710 INFO L857 garLoopResultBuilder]: For program point L964-10(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,710 INFO L857 garLoopResultBuilder]: For program point L964-11(lines 964 970) no Hoare annotation was computed. [2021-10-24 10:35:44,710 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L371(lines 322 372) the Hoare annotation is: false [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969(lines 960 973) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 960 973) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969-3(lines 960 973) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969-4(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,710 INFO L853 garLoopResultBuilder]: At program point L969-5(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-6(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-7(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-8(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-9(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-10(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L969-11(lines 960 973) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,711 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L979(lines 974 982) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L979-1(lines 974 982) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L979-2(lines 974 982) the Hoare annotation is: false [2021-10-24 10:35:44,711 INFO L853 garLoopResultBuilder]: At program point L979-3(lines 974 982) the Hoare annotation is: false [2021-10-24 10:35:44,712 INFO L853 garLoopResultBuilder]: At program point L979-4(lines 974 982) the Hoare annotation is: false [2021-10-24 10:35:44,712 INFO L853 garLoopResultBuilder]: At program point L979-5(lines 974 982) the Hoare annotation is: false [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-10(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-12(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-14(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-16(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-18(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-20(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,712 INFO L857 garLoopResultBuilder]: For program point L189-22(lines 189 195) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L324(lines 323 370) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 329) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127-3(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127-4(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L127-5(lines 127 144) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,713 INFO L857 garLoopResultBuilder]: For program point L131-3(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,714 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:35:44,714 INFO L857 garLoopResultBuilder]: For program point L131-4(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,714 INFO L857 garLoopResultBuilder]: For program point L131-5(lines 131 139) no Hoare annotation was computed. [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-1(lines 919 927) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-2(lines 919 927) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-3(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-4(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-24 10:35:44,714 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-5(lines 919 927) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-24 10:35:44,714 INFO L853 garLoopResultBuilder]: At program point L924-6(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-7(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-8(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-9(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-10(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-11(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-12(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-13(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-14(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-15(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-16(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L853 garLoopResultBuilder]: At program point L924-17(lines 919 927) the Hoare annotation is: false [2021-10-24 10:35:44,715 INFO L857 garLoopResultBuilder]: For program point L993(lines 993 1006) no Hoare annotation was computed. [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L993-1(lines 1 1018) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-24 10:35:44,716 INFO L857 garLoopResultBuilder]: For program point L993-2(lines 993 1006) no Hoare annotation was computed. [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L993-3(lines 1 1018) the Hoare annotation is: false [2021-10-24 10:35:44,716 INFO L857 garLoopResultBuilder]: For program point L993-4(lines 993 1006) no Hoare annotation was computed. [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L993-5(lines 1 1018) the Hoare annotation is: false [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2021-10-24 10:35:44,716 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 339) no Hoare annotation was computed. [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L333-1(lines 333 339) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L69(lines 68 87) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-24 10:35:44,716 INFO L857 garLoopResultBuilder]: For program point L69-1(lines 69 75) no Hoare annotation was computed. [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 68 87) the Hoare annotation is: false [2021-10-24 10:35:44,716 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 68 87) the Hoare annotation is: false [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L997-2(lines 997 1003) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L997-4(lines 997 1003) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L799-1(lines 69 75) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L866(lines 866 873) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L860 garLoopResultBuilder]: At program point L866-1(lines 866 873) the Hoare annotation is: true [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L272-2(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L272-3(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L272-5(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,717 INFO L857 garLoopResultBuilder]: For program point L272-6(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-8(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-9(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-11(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-12(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-14(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-15(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-17(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-18(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-20(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-21(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-23(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-24(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L857 garLoopResultBuilder]: For program point L272-26(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,718 INFO L853 garLoopResultBuilder]: At program point L405(lines 1 1018) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-27(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-29(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-30(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-32(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-33(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L272-35(lines 272 276) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L853 garLoopResultBuilder]: At program point L76(lines 76 82) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-24 10:35:44,719 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: false [2021-10-24 10:35:44,719 INFO L853 garLoopResultBuilder]: At program point L76-2(lines 76 82) the Hoare annotation is: false [2021-10-24 10:35:44,719 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 349) no Hoare annotation was computed. [2021-10-24 10:35:44,719 INFO L853 garLoopResultBuilder]: At program point L343-1(lines 343 349) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-24 10:35:44,720 INFO L853 garLoopResultBuilder]: At program point L278(lines 263 281) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,720 INFO L853 garLoopResultBuilder]: At program point L278-1(lines 263 281) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,720 INFO L853 garLoopResultBuilder]: At program point L278-2(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,740 INFO L853 garLoopResultBuilder]: At program point L278-3(lines 263 281) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-24 10:35:44,740 INFO L853 garLoopResultBuilder]: At program point L278-4(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,740 INFO L853 garLoopResultBuilder]: At program point L278-5(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,740 INFO L853 garLoopResultBuilder]: At program point L278-6(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,740 INFO L853 garLoopResultBuilder]: At program point L278-7(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L278-8(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L278-9(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L278-10(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L278-11(lines 263 281) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L214(lines 207 217) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L214-1(lines 207 217) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L214-2(lines 207 217) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L214-3(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,741 INFO L853 garLoopResultBuilder]: At program point L214-4(lines 207 217) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-5(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-6(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-7(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-8(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-9(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-10(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-11(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L860 garLoopResultBuilder]: At program point L875(lines 856 878) the Hoare annotation is: true [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-12(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-13(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L214-14(lines 207 217) the Hoare annotation is: false [2021-10-24 10:35:44,742 INFO L853 garLoopResultBuilder]: At program point L413(lines 408 416) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 170) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L153-1(lines 153 170) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L153-2(lines 153 170) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 366) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L1015-1(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L1015-2(line 1015) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L853 garLoopResultBuilder]: At program point L223(lines 218 226) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:35:44,743 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 218 226) the Hoare annotation is: false [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 165) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L853 garLoopResultBuilder]: At program point L223-2(lines 218 226) the Hoare annotation is: false [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 157 165) no Hoare annotation was computed. [2021-10-24 10:35:44,743 INFO L857 garLoopResultBuilder]: For program point L157-2(lines 157 165) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-3(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-5(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-6(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-8(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-9(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-11(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-12(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-14(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,744 INFO L857 garLoopResultBuilder]: For program point L291-15(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L291-17(lines 291 295) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L887(lines 887 891) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L887-3(lines 887 891) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L887-6(lines 887 891) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 365) no Hoare annotation was computed. [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L361-2(lines 69 75) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297(lines 282 300) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 282 300) the Hoare annotation is: false [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 282 300) the Hoare annotation is: false [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297-3(lines 282 300) the Hoare annotation is: false [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297-4(lines 282 300) the Hoare annotation is: false [2021-10-24 10:35:44,745 INFO L853 garLoopResultBuilder]: At program point L297-5(lines 282 300) the Hoare annotation is: false [2021-10-24 10:35:44,745 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,746 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,746 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,746 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 118) no Hoare annotation was computed. [2021-10-24 10:35:44,749 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:35:44,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:35:44 BoogieIcfgContainer [2021-10-24 10:35:44,811 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:35:44,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:35:44,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:35:44,812 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:35:44,812 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:35:23" (3/4) ... [2021-10-24 10:35:44,815 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:35:44,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:35:44,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:35:44,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:35:44,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:35:44,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:35:44,859 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:35:44,861 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:35:44,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-24 10:35:44,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-24 10:35:44,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-24 10:35:44,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:35:44,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-24 10:35:44,889 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-24 10:35:44,890 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-24 10:35:44,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-24 10:35:44,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:35:44,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 10:35:44,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:44,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:35:45,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:35:45,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:35:45,003 INFO L168 Benchmark]: Toolchain (without parser) took 24882.41 ms. Allocated memory was 79.7 MB in the beginning and 180.4 MB in the end (delta: 100.7 MB). Free memory was 43.7 MB in the beginning and 94.9 MB in the end (delta: -51.2 MB). Peak memory consumption was 52.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,004 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 79.7 MB. Free memory is still 60.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:35:45,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.74 ms. Allocated memory is still 79.7 MB. Free memory was 43.5 MB in the beginning and 48.1 MB in the end (delta: -4.6 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.75 ms. Allocated memory is still 79.7 MB. Free memory was 48.1 MB in the beginning and 42.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,005 INFO L168 Benchmark]: Boogie Preprocessor took 123.85 ms. Allocated memory is still 79.7 MB. Free memory was 42.6 MB in the beginning and 38.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,006 INFO L168 Benchmark]: RCFGBuilder took 2579.32 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 38.4 MB in the beginning and 54.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,006 INFO L168 Benchmark]: TraceAbstraction took 21005.93 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 54.1 MB in the beginning and 114.0 MB in the end (delta: -59.9 MB). Peak memory consumption was 85.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,006 INFO L168 Benchmark]: Witness Printer took 189.98 ms. Allocated memory is still 180.4 MB. Free memory was 114.0 MB in the beginning and 94.9 MB in the end (delta: 19.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:35:45,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 79.7 MB. Free memory is still 60.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 841.74 ms. Allocated memory is still 79.7 MB. Free memory was 43.5 MB in the beginning and 48.1 MB in the end (delta: -4.6 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.75 ms. Allocated memory is still 79.7 MB. Free memory was 48.1 MB in the beginning and 42.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 123.85 ms. Allocated memory is still 79.7 MB. Free memory was 42.6 MB in the beginning and 38.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2579.32 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 38.4 MB in the beginning and 54.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21005.93 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 54.1 MB in the beginning and 114.0 MB in the end (delta: -59.9 MB). Peak memory consumption was 85.1 MB. Max. memory is 16.1 GB. * Witness Printer took 189.98 ms. Allocated memory is still 180.4 MB. Free memory was 114.0 MB in the beginning and 94.9 MB in the end (delta: 19.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20890.6ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 33.2ms, AutomataDifference: 4309.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 8731.2ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1798 SDtfs, 2541 SDslu, 3846 SDs, 0 SdLazy, 555 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3020.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 507.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=9, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 373.3ms AutomataMinimizationTime, 11 MinimizatonAttempts, 1339 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 317 NumberOfFragments, 681 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1758646 FormulaSimplificationTreeSizeReduction, 2871.3ms HoareSimplificationTime, 91 FomulaSimplificationsInter, 468361 FormulaSimplificationTreeSizeReductionInter, 5841.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 225.5ms SsaConstructionTime, 1226.3ms SatisfiabilityAnalysisTime, 2413.3ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 668 ConstructedInterpolants, 0 QuantifiedInterpolants, 1097 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2334 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-24 10:35:45,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_805c15ba-186b-44b8-b025-822db2b1ad06/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...