./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8 --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 647f9a243e92567482b901aa26f051c7fecee7f7 ............................................................................................................................................ 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_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8 --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 647f9a243e92567482b901aa26f051c7fecee7f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:17:30,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:17:30,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:17:31,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:17:31,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:17:31,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:17:31,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:17:31,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:17:31,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:17:31,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:17:31,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:17:31,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:17:31,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:17:31,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:17:31,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:17:31,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:17:31,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:17:31,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:17:31,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:17:31,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:17:31,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:17:31,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:17:31,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:17:31,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:17:31,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:17:31,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:17:31,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:17:31,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:17:31,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:17:31,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:17:31,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:17:31,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:17:31,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:17:31,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:17:31,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:17:31,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:17:31,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:17:31,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:17:31,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:17:31,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:17:31,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:17:31,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:17:31,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:17:31,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:17:31,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:17:31,144 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:17:31,144 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:17:31,144 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:17:31,144 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:17:31,145 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:17:31,145 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:17:31,145 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:17:31,145 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:17:31,145 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:17:31,146 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:17:31,146 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:17:31,146 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:17:31,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:17:31,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:17:31,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:17:31,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:17:31,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:17:31,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:17:31,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:17:31,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:17:31,149 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:17:31,150 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:17:31,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:17:31,150 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:17:31,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:17:31,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:17:31,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:17:31,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:17:31,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:17:31,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:17:31,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:17:31,152 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:17:31,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:17:31,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:17:31,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:17:31,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:17:31,158 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_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-10-13 07:17:31,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:17:31,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:17:31,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:17:31,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:17:31,577 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:17:31,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 07:17:31,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/712caca1d/969906cdadc64146a5dbd50aa235f87a/FLAG1bfc34ee2 [2021-10-13 07:17:32,350 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:17:32,351 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 07:17:32,378 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/712caca1d/969906cdadc64146a5dbd50aa235f87a/FLAG1bfc34ee2 [2021-10-13 07:17:32,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/712caca1d/969906cdadc64146a5dbd50aa235f87a [2021-10-13 07:17:32,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:17:32,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:17:32,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:17:32,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:17:32,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:17:32,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:17:32" (1/1) ... [2021-10-13 07:17:32,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7ef4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:32, skipping insertion in model container [2021-10-13 07:17:32,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:17:32" (1/1) ... [2021-10-13 07:17:32,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:17:32,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:17:33,060 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_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 07:17:33,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:17:33,128 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) [2021-10-13 07:17:33,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b99dbfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:33, skipping insertion in model container [2021-10-13 07:17:33,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:17:33,129 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:17:33,132 INFO L168 Benchmark]: Toolchain (without parser) took 499.16 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 64.3 MB in the beginning and 90.4 MB in the end (delta: -26.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:17:33,133 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:17:33,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.30 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 64.0 MB in the beginning and 90.4 MB in the end (delta: -26.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:17:33,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 483.30 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 64.0 MB in the beginning and 90.4 MB in the end (delta: -26.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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-4e77c04 [2021-10-13 07:17:36,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:17:36,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:17:36,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:17:36,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:17:36,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:17:36,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:17:36,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:17:36,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:17:36,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:17:36,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:17:36,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:17:36,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:17:36,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:17:36,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:17:36,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:17:36,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:17:36,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:17:36,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:17:36,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:17:36,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:17:36,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:17:36,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:17:36,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:17:36,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:17:36,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:17:36,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:17:36,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:17:36,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:17:36,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:17:36,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:17:36,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:17:36,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:17:36,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:17:36,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:17:36,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:17:36,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:17:36,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:17:36,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:17:36,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:17:36,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:17:36,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:17:36,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:17:36,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:17:36,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:17:36,292 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:17:36,292 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:17:36,292 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:17:36,293 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:17:36,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:17:36,293 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:17:36,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:17:36,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:17:36,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:17:36,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:17:36,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:17:36,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:17:36,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:17:36,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:17:36,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:17:36,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:17:36,298 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:17:36,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:17:36,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:17:36,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:17:36,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:17:36,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:17:36,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:17:36,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:17:36,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:17:36,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:17:36,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:17:36,301 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:17:36,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:17:36,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:17:36,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:17:36,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:17:36,302 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_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-10-13 07:17:36,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:17:36,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:17:36,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:17:36,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:17:36,839 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:17:36,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 07:17:36,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/feea5c4f4/3da08e0312724199992fc134a9c46201/FLAGb3ba07e63 [2021-10-13 07:17:37,634 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:17:37,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 07:17:37,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/feea5c4f4/3da08e0312724199992fc134a9c46201/FLAGb3ba07e63 [2021-10-13 07:17:37,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/data/feea5c4f4/3da08e0312724199992fc134a9c46201 [2021-10-13 07:17:37,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:17:37,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:17:37,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:17:37,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:17:37,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:17:37,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:17:37" (1/1) ... [2021-10-13 07:17:37,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1defe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:37, skipping insertion in model container [2021-10-13 07:17:37,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:17:37" (1/1) ... [2021-10-13 07:17:37,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:17:38,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:17:38,384 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_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 07:17:38,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:17:38,528 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:17:38,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:17:38,603 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_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 07:17:38,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:17:38,634 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:17:38,702 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_4ed20691-987c-4850-8c12-42c150ab5f30/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 07:17:38,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:17:38,774 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:17:38,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38 WrapperNode [2021-10-13 07:17:38,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:17:38,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:17:38,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:17:38,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:17:38,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:17:38,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:17:38,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:17:38,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:17:38,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:38,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:17:38,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:17:39,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:17:39,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:17:39,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (1/1) ... [2021-10-13 07:17:39,015 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:17:39,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:17:39,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:17:39,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:17:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:17:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:17:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:17:39,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:17:42,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:17:42,145 INFO L299 CfgBuilder]: Removed 294 assume(true) statements. [2021-10-13 07:17:42,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:17:42 BoogieIcfgContainer [2021-10-13 07:17:42,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:17:42,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:17:42,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:17:42,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:17:42,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:17:37" (1/3) ... [2021-10-13 07:17:42,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf3ed3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:17:42, skipping insertion in model container [2021-10-13 07:17:42,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:17:38" (2/3) ... [2021-10-13 07:17:42,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf3ed3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:17:42, skipping insertion in model container [2021-10-13 07:17:42,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:17:42" (3/3) ... [2021-10-13 07:17:42,157 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2021-10-13 07:17:42,164 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:17:42,164 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:17:42,223 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:17:42,230 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, mConcurrency=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 [2021-10-13 07:17:42,230 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:17:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 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) [2021-10-13 07:17:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 07:17:42,277 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:42,277 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:17:42,278 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:42,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:42,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2021-10-13 07:17:42,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:42,302 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723459192] [2021-10-13 07:17:42,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:42,303 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:42,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:42,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:42,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:17:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:42,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:17:42,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:42,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:42,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:42,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:42,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723459192] [2021-10-13 07:17:42,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [723459192] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:42,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:42,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:17:42,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335733377] [2021-10-13 07:17:42,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:17:42,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:42,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:17:42,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:17:42,826 INFO L87 Difference]: Start difference. First operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-13 07:17:42,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:42,885 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-13 07:17:42,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:17:42,887 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 07:17:42,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:42,900 INFO L225 Difference]: With dead ends: 393 [2021-10-13 07:17:42,900 INFO L226 Difference]: Without dead ends: 196 [2021-10-13 07:17:42,904 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:17:42,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-13 07:17:42,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-13 07:17:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 193 states have (on average 1.5077720207253886) internal successors, (291), 195 states have internal predecessors, (291), 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) [2021-10-13 07:17:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-13 07:17:42,959 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-13 07:17:42,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:42,960 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-13 07:17:42,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-13 07:17:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-13 07:17:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 07:17:42,962 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:42,962 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] [2021-10-13 07:17:42,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:43,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:43,169 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:43,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:43,170 INFO L82 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2021-10-13 07:17:43,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:43,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1179793284] [2021-10-13 07:17:43,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:43,172 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:43,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:43,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:43,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:17:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:43,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:17:43,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:43,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:43,559 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:43,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1179793284] [2021-10-13 07:17:43,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1179793284] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:43,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:43,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:17:43,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20001452] [2021-10-13 07:17:43,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:17:43,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:43,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:17:43,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:43,564 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-13 07:17:43,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:43,589 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-13 07:17:43,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:17:43,590 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-10-13 07:17:43,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:43,592 INFO L225 Difference]: With dead ends: 196 [2021-10-13 07:17:43,593 INFO L226 Difference]: Without dead ends: 77 [2021-10-13 07:17:43,594 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:43,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-13 07:17:43,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-13 07:17:43,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.486842105263158) internal successors, (113), 76 states have internal predecessors, (113), 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) [2021-10-13 07:17:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-13 07:17:43,606 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-13 07:17:43,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:43,606 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-13 07:17:43,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-13 07:17:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-13 07:17:43,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 07:17:43,609 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:43,609 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] [2021-10-13 07:17:43,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:43,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:43,830 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:43,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:43,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2021-10-13 07:17:43,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:43,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377964757] [2021-10-13 07:17:43,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:43,842 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:43,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:43,844 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:43,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:17:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:44,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:17:44,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:44,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:44,346 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:44,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1377964757] [2021-10-13 07:17:44,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1377964757] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:44,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:44,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 07:17:44,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418486522] [2021-10-13 07:17:44,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:17:44,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:44,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:17:44,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:44,350 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-13 07:17:44,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:44,411 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-10-13 07:17:44,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:17:44,412 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 07:17:44,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:44,416 INFO L225 Difference]: With dead ends: 243 [2021-10-13 07:17:44,421 INFO L226 Difference]: Without dead ends: 173 [2021-10-13 07:17:44,422 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:44,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-13 07:17:44,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2021-10-13 07:17:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.489795918367347) internal successors, (146), 98 states have internal predecessors, (146), 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) [2021-10-13 07:17:44,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2021-10-13 07:17:44,441 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2021-10-13 07:17:44,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:44,441 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2021-10-13 07:17:44,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-13 07:17:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2021-10-13 07:17:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 07:17:44,443 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:44,443 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] [2021-10-13 07:17:44,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:44,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:44,658 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:44,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:44,659 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2021-10-13 07:17:44,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:44,660 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [928084858] [2021-10-13 07:17:44,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:44,660 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:44,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:44,662 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:44,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:17:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:44,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:17:44,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:45,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:45,162 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:45,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [928084858] [2021-10-13 07:17:45,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [928084858] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:45,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:45,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:17:45,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980029852] [2021-10-13 07:17:45,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 07:17:45,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:45,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 07:17:45,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:17:45,166 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-10-13 07:17:45,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:45,247 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2021-10-13 07:17:45,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:17:45,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-10-13 07:17:45,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:45,249 INFO L225 Difference]: With dead ends: 203 [2021-10-13 07:17:45,249 INFO L226 Difference]: Without dead ends: 111 [2021-10-13 07:17:45,250 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:17:45,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-13 07:17:45,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2021-10-13 07:17:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 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) [2021-10-13 07:17:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2021-10-13 07:17:45,273 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2021-10-13 07:17:45,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:45,274 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2021-10-13 07:17:45,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-10-13 07:17:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2021-10-13 07:17:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 07:17:45,278 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:45,278 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] [2021-10-13 07:17:45,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:45,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:45,493 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:45,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:45,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2021-10-13 07:17:45,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:45,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857982704] [2021-10-13 07:17:45,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:45,495 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:45,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:45,496 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:45,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:17:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:45,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:17:45,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:45,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:45,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:45,921 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:45,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857982704] [2021-10-13 07:17:45,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857982704] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:45,922 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:45,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:17:45,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334248763] [2021-10-13 07:17:45,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:17:45,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:45,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:17:45,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:17:45,924 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-10-13 07:17:46,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:46,182 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2021-10-13 07:17:46,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 07:17:46,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-10-13 07:17:46,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:46,184 INFO L225 Difference]: With dead ends: 352 [2021-10-13 07:17:46,185 INFO L226 Difference]: Without dead ends: 250 [2021-10-13 07:17:46,185 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 71.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:17:46,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-13 07:17:46,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2021-10-13 07:17:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 106 states have internal predecessors, (148), 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) [2021-10-13 07:17:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2021-10-13 07:17:46,202 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2021-10-13 07:17:46,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:46,203 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2021-10-13 07:17:46,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-10-13 07:17:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2021-10-13 07:17:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 07:17:46,205 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:46,205 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] [2021-10-13 07:17:46,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:46,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:46,419 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:46,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:46,419 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2021-10-13 07:17:46,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:46,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022038049] [2021-10-13 07:17:46,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:46,421 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:46,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:46,422 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:46,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 07:17:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:46,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:17:46,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:46,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:46,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:46,917 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:46,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022038049] [2021-10-13 07:17:46,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022038049] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:46,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:46,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:17:46,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510484931] [2021-10-13 07:17:46,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:17:46,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:46,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:17:46,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:17:46,920 INFO L87 Difference]: Start difference. First operand 107 states and 148 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) [2021-10-13 07:17:47,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:47,044 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2021-10-13 07:17:47,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:17:47,044 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 [2021-10-13 07:17:47,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:47,046 INFO L225 Difference]: With dead ends: 305 [2021-10-13 07:17:47,047 INFO L226 Difference]: Without dead ends: 205 [2021-10-13 07:17:47,047 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:17:47,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-13 07:17:47,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2021-10-13 07:17:47,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.3652173913043477) internal successors, (157), 115 states have internal predecessors, (157), 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) [2021-10-13 07:17:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2021-10-13 07:17:47,062 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2021-10-13 07:17:47,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:47,063 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2021-10-13 07:17:47,063 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) [2021-10-13 07:17:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2021-10-13 07:17:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 07:17:47,065 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:47,065 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] [2021-10-13 07:17:47,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:47,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:47,279 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:47,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:47,279 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2021-10-13 07:17:47,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:47,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [120063287] [2021-10-13 07:17:47,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:47,280 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:47,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:47,282 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:47,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 07:17:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:47,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:17:47,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:47,657 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:47,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:47,758 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:47,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [120063287] [2021-10-13 07:17:47,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [120063287] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:47,759 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:47,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 07:17:47,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344836314] [2021-10-13 07:17:47,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:17:47,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:47,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:17:47,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:17:47,761 INFO L87 Difference]: Start difference. First operand 116 states and 157 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) [2021-10-13 07:17:47,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:47,872 INFO L93 Difference]: Finished difference Result 330 states and 445 transitions. [2021-10-13 07:17:47,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:17:47,873 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 [2021-10-13 07:17:47,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:47,875 INFO L225 Difference]: With dead ends: 330 [2021-10-13 07:17:47,875 INFO L226 Difference]: Without dead ends: 221 [2021-10-13 07:17:47,877 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 31.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:17:47,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-13 07:17:47,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 122. [2021-10-13 07:17:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 121 states have (on average 1.3471074380165289) internal successors, (163), 121 states have internal predecessors, (163), 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) [2021-10-13 07:17:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2021-10-13 07:17:47,897 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2021-10-13 07:17:47,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:47,898 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2021-10-13 07:17:47,898 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) [2021-10-13 07:17:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2021-10-13 07:17:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 07:17:47,907 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:47,908 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] [2021-10-13 07:17:47,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:48,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:48,122 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:48,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:48,123 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2021-10-13 07:17:48,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:48,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592021028] [2021-10-13 07:17:48,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:48,124 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:48,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:48,125 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:48,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 07:17:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:48,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:17:48,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:48,489 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:48,615 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:48,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592021028] [2021-10-13 07:17:48,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592021028] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:48,615 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:48,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 07:17:48,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832403029] [2021-10-13 07:17:48,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:17:48,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:48,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:17:48,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:48,630 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-10-13 07:17:48,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:48,756 INFO L93 Difference]: Finished difference Result 382 states and 515 transitions. [2021-10-13 07:17:48,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:17:48,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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 [2021-10-13 07:17:48,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:48,760 INFO L225 Difference]: With dead ends: 382 [2021-10-13 07:17:48,761 INFO L226 Difference]: Without dead ends: 267 [2021-10-13 07:17:48,763 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:17:48,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-10-13 07:17:48,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 214. [2021-10-13 07:17:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 213 states have (on average 1.3380281690140845) internal successors, (285), 213 states have internal predecessors, (285), 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) [2021-10-13 07:17:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 285 transitions. [2021-10-13 07:17:48,812 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 285 transitions. Word has length 35 [2021-10-13 07:17:48,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:48,813 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 285 transitions. [2021-10-13 07:17:48,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-10-13 07:17:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 285 transitions. [2021-10-13 07:17:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 07:17:48,816 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:48,816 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] [2021-10-13 07:17:48,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-10-13 07:17:49,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:49,031 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:49,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:49,032 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2021-10-13 07:17:49,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:49,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125760654] [2021-10-13 07:17:49,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:49,032 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:49,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:49,034 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:49,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 07:17:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:49,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:17:49,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:49,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:49,643 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:49,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125760654] [2021-10-13 07:17:49,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125760654] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:17:49,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:17:49,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:17:49,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072892918] [2021-10-13 07:17:49,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:17:49,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:49,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:17:49,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:17:49,645 INFO L87 Difference]: Start difference. First operand 214 states and 285 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-13 07:17:51,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:17:51,725 INFO L93 Difference]: Finished difference Result 1070 states and 1439 transitions. [2021-10-13 07:17:51,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 07:17:51,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 [2021-10-13 07:17:51,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:17:51,736 INFO L225 Difference]: With dead ends: 1070 [2021-10-13 07:17:51,736 INFO L226 Difference]: Without dead ends: 863 [2021-10-13 07:17:51,737 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 85.6ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-13 07:17:51,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2021-10-13 07:17:51,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 381. [2021-10-13 07:17:51,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 380 states have (on average 1.318421052631579) internal successors, (501), 380 states have internal predecessors, (501), 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) [2021-10-13 07:17:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 501 transitions. [2021-10-13 07:17:51,817 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 501 transitions. Word has length 36 [2021-10-13 07:17:51,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:17:51,818 INFO L470 AbstractCegarLoop]: Abstraction has 381 states and 501 transitions. [2021-10-13 07:17:51,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-13 07:17:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 501 transitions. [2021-10-13 07:17:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 07:17:51,819 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:17:51,820 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:17:51,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 07:17:52,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:17:52,033 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:17:52,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:17:52,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2021-10-13 07:17:52,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:17:52,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231947085] [2021-10-13 07:17:52,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:52,034 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:17:52,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:17:52,035 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:17:52,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 07:17:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:52,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:17:52,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:17:52,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:52,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:17:52,932 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:17:52,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231947085] [2021-10-13 07:17:52,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231947085] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:17:52,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [52806572] [2021-10-13 07:17:52,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:52,933 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:17:52,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:17:52,935 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:17:52,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-13 07:17:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:53,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:17:53,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:53,618 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:53,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [52806572] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:17:53,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065022553] [2021-10-13 07:17:53,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:17:53,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:17:53,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:17:53,879 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:17:53,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-13 07:17:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:17:54,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:17:54,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:17:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:54,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:17:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:17:54,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065022553] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:17:54,721 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:17:54,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-13 07:17:54,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721598463] [2021-10-13 07:17:54,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-13 07:17:54,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:17:54,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-13 07:17:54,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-13 07:17:54,723 INFO L87 Difference]: Start difference. First operand 381 states and 501 transitions. Second operand has 14 states, 14 states have (on average 14.071428571428571) internal successors, (197), 14 states have internal predecessors, (197), 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) [2021-10-13 07:18:07,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:18:07,750 INFO L93 Difference]: Finished difference Result 3418 states and 4608 transitions. [2021-10-13 07:18:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-13 07:18:07,751 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 14.071428571428571) internal successors, (197), 14 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-13 07:18:07,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:18:07,771 INFO L225 Difference]: With dead ends: 3418 [2021-10-13 07:18:07,771 INFO L226 Difference]: Without dead ends: 3044 [2021-10-13 07:18:07,779 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5175 ImplicationChecksByTransitivity, 2552.6ms TimeCoverageRelationStatistics Valid=2059, Invalid=10823, Unknown=0, NotChecked=0, Total=12882 [2021-10-13 07:18:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2021-10-13 07:18:07,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 518. [2021-10-13 07:18:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 517 states have (on average 1.3017408123791103) internal successors, (673), 517 states have internal predecessors, (673), 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) [2021-10-13 07:18:07,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 673 transitions. [2021-10-13 07:18:07,893 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 673 transitions. Word has length 63 [2021-10-13 07:18:07,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:18:07,894 INFO L470 AbstractCegarLoop]: Abstraction has 518 states and 673 transitions. [2021-10-13 07:18:07,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.071428571428571) internal successors, (197), 14 states have internal predecessors, (197), 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) [2021-10-13 07:18:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 673 transitions. [2021-10-13 07:18:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-13 07:18:07,896 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:18:07,897 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:18:07,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 07:18:08,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-13 07:18:08,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-13 07:18:08,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:18:08,512 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:18:08,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:18:08,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1198890342, now seen corresponding path program 1 times [2021-10-13 07:18:08,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:18:08,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712591325] [2021-10-13 07:18:08,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:18:08,514 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:18:08,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:18:08,515 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:18:08,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-13 07:18:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:18:08,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:18:08,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:18:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-13 07:18:09,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:18:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-13 07:18:09,454 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:18:09,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712591325] [2021-10-13 07:18:09,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [712591325] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:18:09,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:18:09,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 07:18:09,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623435799] [2021-10-13 07:18:09,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:18:09,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:18:09,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:18:09,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:18:09,457 INFO L87 Difference]: Start difference. First operand 518 states and 673 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-10-13 07:18:09,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:18:09,553 INFO L93 Difference]: Finished difference Result 849 states and 1092 transitions. [2021-10-13 07:18:09,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:18:09,554 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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 107 [2021-10-13 07:18:09,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:18:09,555 INFO L225 Difference]: With dead ends: 849 [2021-10-13 07:18:09,555 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:18:09,556 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 47.8ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:18:09,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:18:09,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:18:09,557 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) [2021-10-13 07:18:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:18:09,558 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2021-10-13 07:18:09,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:18:09,558 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:18:09,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-10-13 07:18:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:18:09,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:18:09,561 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:18:09,562 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:18:09,562 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:18:09,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-13 07:18:09,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:18:09,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:18:09,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:09,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:09,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:09,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:09,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:10,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:11,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:12,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:12,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:12,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:12,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:12,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:18:20,220 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,220 INFO L853 garLoopResultBuilder]: At program point L961(lines 946 964) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L730(lines 725 733) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2021-10-13 07:18:20,221 INFO L853 garLoopResultBuilder]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2021-10-13 07:18:20,222 INFO L853 garLoopResultBuilder]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2021-10-13 07:18:20,222 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 612) no Hoare annotation was computed. [2021-10-13 07:18:20,222 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-10-13 07:18:20,222 INFO L860 garLoopResultBuilder]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-10-13 07:18:20,222 INFO L853 garLoopResultBuilder]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2021-10-13 07:18:20,222 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2021-10-13 07:18:20,223 INFO L853 garLoopResultBuilder]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2021-10-13 07:18:20,223 INFO L853 garLoopResultBuilder]: At program point L536(lines 1 1028) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:18:20,223 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 851) no Hoare annotation was computed. [2021-10-13 07:18:20,223 INFO L857 garLoopResultBuilder]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2021-10-13 07:18:20,223 INFO L857 garLoopResultBuilder]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2021-10-13 07:18:20,223 INFO L857 garLoopResultBuilder]: For program point L570(lines 569 616) no Hoare annotation was computed. [2021-10-13 07:18:20,223 INFO L853 garLoopResultBuilder]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:18:20,224 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-13 07:18:20,224 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,224 INFO L857 garLoopResultBuilder]: For program point L638(lines 638 642) no Hoare annotation was computed. [2021-10-13 07:18:20,224 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-10-13 07:18:20,226 INFO L853 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32)))) (or (and .cse0 .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (not (= ~systemActive~0 (_ bv0 32)))))) [2021-10-13 07:18:20,226 INFO L857 garLoopResultBuilder]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2021-10-13 07:18:20,226 INFO L857 garLoopResultBuilder]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2021-10-13 07:18:20,226 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-10-13 07:18:20,226 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 969 975) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= ~waterLevel~0 (_ bv1 32)) .cse1))) [2021-10-13 07:18:20,226 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,226 INFO L857 garLoopResultBuilder]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,227 INFO L857 garLoopResultBuilder]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,228 INFO L857 garLoopResultBuilder]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,228 INFO L857 garLoopResultBuilder]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,228 INFO L857 garLoopResultBuilder]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,228 INFO L857 garLoopResultBuilder]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,228 INFO L857 garLoopResultBuilder]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,229 INFO L857 garLoopResultBuilder]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 846) no Hoare annotation was computed. [2021-10-13 07:18:20,230 INFO L857 garLoopResultBuilder]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2021-10-13 07:18:20,231 INFO L857 garLoopResultBuilder]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2021-10-13 07:18:20,231 INFO L857 garLoopResultBuilder]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2021-10-13 07:18:20,231 INFO L853 garLoopResultBuilder]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (and .cse0 .cse6 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse5))) [2021-10-13 07:18:20,231 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2021-10-13 07:18:20,231 INFO L853 garLoopResultBuilder]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2021-10-13 07:18:20,232 INFO L860 garLoopResultBuilder]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-10-13 07:18:20,232 INFO L853 garLoopResultBuilder]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-13 07:18:20,232 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-10-13 07:18:20,232 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-10-13 07:18:20,232 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,232 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,235 INFO L857 garLoopResultBuilder]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,235 INFO L857 garLoopResultBuilder]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,236 INFO L857 garLoopResultBuilder]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,236 INFO L857 garLoopResultBuilder]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2021-10-13 07:18:20,236 INFO L853 garLoopResultBuilder]: At program point L544(lines 539 547) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:18:20,236 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 07:18:20,241 INFO L853 garLoopResultBuilder]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse6 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse5) (and .cse0 .cse2 .cse7 .cse5) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 .cse6 .cse4))) [2021-10-13 07:18:20,241 INFO L853 garLoopResultBuilder]: At program point L942(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,241 INFO L857 garLoopResultBuilder]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 07:18:20,241 INFO L853 garLoopResultBuilder]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L857 garLoopResultBuilder]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,242 INFO L853 garLoopResultBuilder]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,243 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2))) [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L878(lines 871 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2021-10-13 07:18:20,243 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,243 INFO L853 garLoopResultBuilder]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2021-10-13 07:18:20,243 INFO L857 garLoopResultBuilder]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,243 INFO L857 garLoopResultBuilder]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,243 INFO L857 garLoopResultBuilder]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,244 INFO L857 garLoopResultBuilder]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,244 INFO L857 garLoopResultBuilder]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2021-10-13 07:18:20,244 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:18:20,244 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 07:18:20,244 INFO L857 garLoopResultBuilder]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,245 INFO L857 garLoopResultBuilder]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L782(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 654) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L857 garLoopResultBuilder]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,246 INFO L853 garLoopResultBuilder]: At program point L617(lines 568 618) the Hoare annotation is: false [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,247 INFO L857 garLoopResultBuilder]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,248 INFO L857 garLoopResultBuilder]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2021-10-13 07:18:20,248 INFO L853 garLoopResultBuilder]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse3) (and .cse0 .cse4 .cse5 .cse3))) [2021-10-13 07:18:20,248 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2021-10-13 07:18:20,248 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2021-10-13 07:18:20,248 INFO L853 garLoopResultBuilder]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L553(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L553-1(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L553-2(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,249 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,250 INFO L853 garLoopResultBuilder]: At program point L720(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,250 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,250 INFO L853 garLoopResultBuilder]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,250 INFO L857 garLoopResultBuilder]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,250 INFO L853 garLoopResultBuilder]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,250 INFO L857 garLoopResultBuilder]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,251 INFO L853 garLoopResultBuilder]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ~waterLevel~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-13 07:18:20,251 INFO L857 garLoopResultBuilder]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,251 INFO L853 garLoopResultBuilder]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,251 INFO L857 garLoopResultBuilder]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,251 INFO L853 garLoopResultBuilder]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,251 INFO L857 garLoopResultBuilder]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,251 INFO L853 garLoopResultBuilder]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,251 INFO L857 garLoopResultBuilder]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,251 INFO L853 garLoopResultBuilder]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L853 garLoopResultBuilder]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L853 garLoopResultBuilder]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L853 garLoopResultBuilder]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,252 INFO L853 garLoopResultBuilder]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2))) [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-10-13 07:18:20,252 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:18:20,253 INFO L853 garLoopResultBuilder]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse2 .cse3))) [2021-10-13 07:18:20,253 INFO L853 garLoopResultBuilder]: At program point L887-1(lines 882 890) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:18:20,253 INFO L853 garLoopResultBuilder]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2021-10-13 07:18:20,253 INFO L853 garLoopResultBuilder]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2021-10-13 07:18:20,253 INFO L853 garLoopResultBuilder]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2021-10-13 07:18:20,254 INFO L853 garLoopResultBuilder]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2021-10-13 07:18:20,254 INFO L853 garLoopResultBuilder]: At program point L987(lines 982 989) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:18:20,254 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,254 INFO L857 garLoopResultBuilder]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,254 INFO L857 garLoopResultBuilder]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L853 garLoopResultBuilder]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2))) [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,255 INFO L857 garLoopResultBuilder]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,256 INFO L857 garLoopResultBuilder]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2021-10-13 07:18:20,256 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:18:20,256 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 07:18:20,256 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-13 07:18:20,262 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:18:20,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:18:20 BoogieIcfgContainer [2021-10-13 07:18:20,333 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:18:20,333 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:18:20,333 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:18:20,334 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:18:20,334 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:17:42" (3/4) ... [2021-10-13 07:18:20,337 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:18:20,369 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:18:20,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:18:20,372 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:18:20,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:18:20,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:18:20,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:18:20,380 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:18:20,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) [2021-10-13 07:18:20,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) [2021-10-13 07:18:20,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) [2021-10-13 07:18:20,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) [2021-10-13 07:18:20,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-13 07:18:20,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-13 07:18:20,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-13 07:18:20,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,420 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-13 07:18:20,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-13 07:18:20,424 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && !(systemActive == 0bv32)) && tmp___0 == 1bv32) && 1bv32 == \result [2021-10-13 07:18:20,510 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:18:20,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:18:20,513 INFO L168 Benchmark]: Toolchain (without parser) took 42608.83 ms. Allocated memory was 56.6 MB in the beginning and 176.2 MB in the end (delta: 119.5 MB). Free memory was 33.2 MB in the beginning and 119.9 MB in the end (delta: -86.8 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,513 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:18:20,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.27 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.0 MB in the beginning and 50.0 MB in the end (delta: -17.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.33 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 45.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,515 INFO L168 Benchmark]: Boogie Preprocessor took 89.27 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 41.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,515 INFO L168 Benchmark]: RCFGBuilder took 3153.33 ms. Allocated memory is still 69.2 MB. Free memory was 41.3 MB in the beginning and 32.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,516 INFO L168 Benchmark]: TraceAbstraction took 38182.87 ms. Allocated memory was 69.2 MB in the beginning and 176.2 MB in the end (delta: 107.0 MB). Free memory was 31.7 MB in the beginning and 135.7 MB in the end (delta: -103.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,516 INFO L168 Benchmark]: Witness Printer took 177.66 ms. Allocated memory is still 176.2 MB. Free memory was 135.7 MB in the beginning and 119.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:18:20,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 862.27 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.0 MB in the beginning and 50.0 MB in the end (delta: -17.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 128.33 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 45.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.27 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 41.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3153.33 ms. Allocated memory is still 69.2 MB. Free memory was 41.3 MB in the beginning and 32.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 38182.87 ms. Allocated memory was 69.2 MB in the beginning and 176.2 MB in the end (delta: 107.0 MB). Free memory was 31.7 MB in the beginning and 135.7 MB in the end (delta: -103.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. * Witness Printer took 177.66 ms. Allocated memory is still 176.2 MB. Free memory was 135.7 MB in the beginning and 119.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: 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, 200 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 38040.5ms, OverallIterations: 11, TraceHistogramMax: 4, EmptinessCheckTime: 39.4ms, AutomataDifference: 16189.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 10441.4ms, InitialAbstractionConstructionTime: 31.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1789 SDtfs, 4096 SDslu, 4624 SDs, 0 SdLazy, 1108 SolverSat, 278 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11859.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1293 GetRequests, 1140 SyntacticMatches, 0 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5192 ImplicationChecksByTransitivity, 2861.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=518occurred in iteration=10, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 386.4ms AutomataMinimizationTime, 11 MinimizatonAttempts, 3468 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 867 HoareAnnotationTreeSize, 75 FomulaSimplifications, 672789 FormulaSimplificationTreeSizeReduction, 2323.1ms HoareSimplificationTime, 75 FomulaSimplificationsInter, 387735 FormulaSimplificationTreeSizeReductionInter, 8092.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 307.0ms SsaConstructionTime, 1503.6ms SatisfiabilityAnalysisTime, 4356.8ms InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1094 ConstructedInterpolants, 0 QuantifiedInterpolants, 2112 SizeOfPredicates, 26 NumberOfNonLiveVariables, 2950 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 288/312 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && !(systemActive == 0bv32)) && tmp___0 == 1bv32) && 1bv32 == \result - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 07:18:20,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed20691-987c-4850-8c12-42c150ab5f30/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...