./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c ............................................................................................................................................ 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_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:42:00,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:42:00,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:42:00,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:42:00,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:42:00,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:42:00,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:42:00,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:42:00,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:42:00,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:42:00,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:42:00,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:42:00,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:42:00,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:42:00,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:42:00,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:42:00,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:42:00,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:42:00,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:42:00,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:42:00,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:42:00,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:42:00,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:42:00,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:42:00,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:42:00,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:42:00,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:42:00,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:42:00,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:42:00,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:42:00,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:42:00,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:42:00,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:42:00,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:42:00,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:42:00,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:42:00,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:42:00,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:42:00,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:42:00,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:42:00,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:42:00,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 09:42:00,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:42:00,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:42:00,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:42:00,438 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:42:00,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:42:00,439 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:42:00,439 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 09:42:00,439 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:42:00,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:42:00,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 09:42:00,441 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 09:42:00,441 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:42:00,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 09:42:00,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 09:42:00,442 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 09:42:00,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:42:00,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:42:00,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 09:42:00,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:42:00,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:42:00,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:42:00,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:42:00,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:42:00,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:42:00,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:42:00,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:42:00,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:42:00,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:42:00,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:42:00,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:42:00,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:00,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:42:00,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:42:00,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:42:00,449 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 09:42:00,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 09:42:00,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:42:00,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:42:00,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:42:00,450 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_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c [2021-10-24 09:42:00,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:42:00,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:42:00,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:42:00,816 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:42:00,817 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:42:00,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-24 09:42:00,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/17194530d/b4d2b229887f4607823f1c1fccfc92d6/FLAG3d81512a1 [2021-10-24 09:42:01,469 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:42:01,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-24 09:42:01,485 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/17194530d/b4d2b229887f4607823f1c1fccfc92d6/FLAG3d81512a1 [2021-10-24 09:42:01,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/17194530d/b4d2b229887f4607823f1c1fccfc92d6 [2021-10-24 09:42:01,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:42:01,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:42:01,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:01,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:42:01,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:42:01,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:01" (1/1) ... [2021-10-24 09:42:01,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a1fd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:01, skipping insertion in model container [2021-10-24 09:42:01,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:01" (1/1) ... [2021-10-24 09:42:01,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:42:01,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:02,063 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_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2021-10-24 09:42:02,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:02,179 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 09:42:02,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@792e0862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:02, skipping insertion in model container [2021-10-24 09:42:02,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:02,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 09:42:02,183 INFO L168 Benchmark]: Toolchain (without parser) took 427.99 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 68.5 MB in the beginning and 101.3 MB in the end (delta: -32.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:02,184 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 102.8 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:42:02,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.98 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 68.2 MB in the beginning and 101.3 MB in the end (delta: -33.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:02,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 102.8 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 421.98 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 68.2 MB in the beginning and 101.3 MB in the end (delta: -33.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 613]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:42:04,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:42:04,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:42:04,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:42:04,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:42:04,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:42:04,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:42:04,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:42:04,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:42:04,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:42:04,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:42:04,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:42:04,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:42:04,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:42:04,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:42:04,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:42:04,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:42:04,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:42:04,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:42:04,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:42:04,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:42:04,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:42:04,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:42:04,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:42:04,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:42:04,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:42:04,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:42:04,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:42:04,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:42:04,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:42:04,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:42:04,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:42:04,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:42:04,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:42:04,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:42:04,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:42:04,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:42:04,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:42:04,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:42:04,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:42:04,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:42:04,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 09:42:04,870 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:42:04,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:42:04,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:42:04,872 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:42:04,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:42:04,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:42:04,873 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:42:04,873 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:42:04,874 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:42:04,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:42:04,875 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:42:04,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:42:04,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:42:04,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:42:04,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:42:04,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:42:04,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:42:04,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 09:42:04,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 09:42:04,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:42:04,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:42:04,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:42:04,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:42:04,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:42:04,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 09:42:04,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:42:04,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:04,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:42:04,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:42:04,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:42:04,879 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 09:42:04,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:04,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:42:04,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:42:04,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:42:04,881 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_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c [2021-10-24 09:42:05,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:42:05,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:42:05,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:42:05,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:42:05,311 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:42:05,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-24 09:42:05,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/4fb2b2a69/5aaf6318575043ed8b7073707c77fc28/FLAG15fdc8c77 [2021-10-24 09:42:06,040 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:42:06,041 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2021-10-24 09:42:06,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/4fb2b2a69/5aaf6318575043ed8b7073707c77fc28/FLAG15fdc8c77 [2021-10-24 09:42:06,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/data/4fb2b2a69/5aaf6318575043ed8b7073707c77fc28 [2021-10-24 09:42:06,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:42:06,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:42:06,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:06,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:42:06,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:42:06,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a662f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:06, skipping insertion in model container [2021-10-24 09:42:06,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:42:06" (1/1) ... [2021-10-24 09:42:06,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:42:06,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:06,723 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_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2021-10-24 09:42:06,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:06,829 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 09:42:06,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:42:06,916 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_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2021-10-24 09:42:06,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:06,957 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 09:42:07,008 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_1982d7da-a603-4813-812d-d8934adc7378/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2021-10-24 09:42:07,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:42:07,064 INFO L208 MainTranslator]: Completed translation [2021-10-24 09:42:07,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07 WrapperNode [2021-10-24 09:42:07,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:42:07,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 09:42:07,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 09:42:07,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 09:42:07,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 09:42:07,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 09:42:07,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 09:42:07,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 09:42:07,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 09:42:07,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 09:42:07,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 09:42:07,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 09:42:07,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (1/1) ... [2021-10-24 09:42:07,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:42:07,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:42:07,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 09:42:07,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 09:42:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 09:42:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 09:42:07,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 09:42:07,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 09:42:10,317 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 09:42:10,318 INFO L299 CfgBuilder]: Removed 296 assume(true) statements. [2021-10-24 09:42:10,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:10 BoogieIcfgContainer [2021-10-24 09:42:10,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 09:42:10,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 09:42:10,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 09:42:10,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 09:42:10,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:42:06" (1/3) ... [2021-10-24 09:42:10,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5b6fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:42:10, skipping insertion in model container [2021-10-24 09:42:10,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:42:07" (2/3) ... [2021-10-24 09:42:10,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5b6fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:42:10, skipping insertion in model container [2021-10-24 09:42:10,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:10" (3/3) ... [2021-10-24 09:42:10,329 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2021-10-24 09:42:10,335 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 09:42:10,335 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 09:42:10,387 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 09:42:10,394 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 09:42:10,394 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 09:42:10,415 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) [2021-10-24 09:42:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 09:42:10,422 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:10,423 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:10,424 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:10,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:10,430 INFO L82 PathProgramCache]: Analyzing trace with hash 783043829, now seen corresponding path program 1 times [2021-10-24 09:42:10,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:10,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659412181] [2021-10-24 09:42:10,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:10,446 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:10,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:10,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:10,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 09:42:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:10,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 09:42:10,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:10,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:10,861 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:10,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1659412181] [2021-10-24 09:42:10,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1659412181] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:10,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:10,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 09:42:10,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115716317] [2021-10-24 09:42:10,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 09:42:10,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:10,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 09:42:10,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 09:42:10,891 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) [2021-10-24 09:42:10,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:10,953 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-24 09:42:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 09:42:10,961 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 [2021-10-24 09:42:10,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:10,979 INFO L225 Difference]: With dead ends: 393 [2021-10-24 09:42:10,979 INFO L226 Difference]: Without dead ends: 196 [2021-10-24 09:42:10,984 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 [2021-10-24 09:42:11,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-24 09:42:11,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-24 09:42:11,038 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) [2021-10-24 09:42:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-24 09:42:11,043 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-24 09:42:11,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:11,044 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-24 09:42:11,044 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) [2021-10-24 09:42:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-24 09:42:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 09:42:11,046 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:11,047 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] [2021-10-24 09:42:11,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:11,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,261 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:11,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:11,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1705903914, now seen corresponding path program 1 times [2021-10-24 09:42:11,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:11,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2031644278] [2021-10-24 09:42:11,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:11,268 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:11,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:11,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:11,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 09:42:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:11,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:11,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:11,710 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:11,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2031644278] [2021-10-24 09:42:11,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2031644278] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:11,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:11,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 09:42:11,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378296950] [2021-10-24 09:42:11,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:11,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:11,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:11,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:11,715 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) [2021-10-24 09:42:11,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:11,752 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-24 09:42:11,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:42:11,758 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 [2021-10-24 09:42:11,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:11,760 INFO L225 Difference]: With dead ends: 196 [2021-10-24 09:42:11,763 INFO L226 Difference]: Without dead ends: 77 [2021-10-24 09:42:11,764 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:11,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-24 09:42:11,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-24 09:42:11,781 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) [2021-10-24 09:42:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-24 09:42:11,783 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-24 09:42:11,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:11,783 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-24 09:42:11,784 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) [2021-10-24 09:42:11,785 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-24 09:42:11,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 09:42:11,787 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:11,788 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] [2021-10-24 09:42:11,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:12,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,003 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:12,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:12,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1773561698, now seen corresponding path program 1 times [2021-10-24 09:42:12,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:12,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194368278] [2021-10-24 09:42:12,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:12,013 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:12,014 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:12,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 09:42:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:12,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:12,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:12,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:12,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:12,421 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:12,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194368278] [2021-10-24 09:42:12,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194368278] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:12,422 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:12,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 09:42:12,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948510366] [2021-10-24 09:42:12,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:12,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:12,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:12,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:12,429 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:12,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:12,493 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-10-24 09:42:12,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 09:42:12,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 09:42:12,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:12,496 INFO L225 Difference]: With dead ends: 243 [2021-10-24 09:42:12,496 INFO L226 Difference]: Without dead ends: 173 [2021-10-24 09:42:12,497 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:12,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-24 09:42:12,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2021-10-24 09:42:12,511 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) [2021-10-24 09:42:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2021-10-24 09:42:12,513 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2021-10-24 09:42:12,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:12,513 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2021-10-24 09:42:12,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:12,514 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2021-10-24 09:42:12,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-24 09:42:12,516 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:12,516 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] [2021-10-24 09:42:12,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:12,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,731 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:12,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:12,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1072003096, now seen corresponding path program 1 times [2021-10-24 09:42:12,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:12,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [469188127] [2021-10-24 09:42:12,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:12,733 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:12,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:12,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:12,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 09:42:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:12,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:12,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:13,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:13,197 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:13,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [469188127] [2021-10-24 09:42:13,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [469188127] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:13,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:13,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 09:42:13,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212418277] [2021-10-24 09:42:13,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 09:42:13,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:13,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 09:42:13,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:42:13,202 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) [2021-10-24 09:42:13,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:13,261 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2021-10-24 09:42:13,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:42:13,262 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 [2021-10-24 09:42:13,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:13,263 INFO L225 Difference]: With dead ends: 203 [2021-10-24 09:42:13,264 INFO L226 Difference]: Without dead ends: 111 [2021-10-24 09:42:13,264 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:42:13,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-24 09:42:13,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2021-10-24 09:42:13,279 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) [2021-10-24 09:42:13,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2021-10-24 09:42:13,280 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2021-10-24 09:42:13,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:13,281 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2021-10-24 09:42:13,281 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) [2021-10-24 09:42:13,281 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2021-10-24 09:42:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-24 09:42:13,282 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:13,283 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] [2021-10-24 09:42:13,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:13,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:13,502 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:13,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:13,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1952212117, now seen corresponding path program 1 times [2021-10-24 09:42:13,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:13,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [569353932] [2021-10-24 09:42:13,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:13,504 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:13,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:13,506 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:13,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 09:42:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:13,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:13,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:13,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:13,926 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:13,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [569353932] [2021-10-24 09:42:13,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [569353932] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:13,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:13,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:13,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33767220] [2021-10-24 09:42:13,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:42:13,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:13,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:42:13,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:42:13,930 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) [2021-10-24 09:42:14,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:14,183 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2021-10-24 09:42:14,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 09:42:14,184 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 [2021-10-24 09:42:14,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:14,186 INFO L225 Difference]: With dead ends: 352 [2021-10-24 09:42:14,186 INFO L226 Difference]: Without dead ends: 250 [2021-10-24 09:42:14,187 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 68.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 09:42:14,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-24 09:42:14,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2021-10-24 09:42:14,224 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) [2021-10-24 09:42:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2021-10-24 09:42:14,226 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2021-10-24 09:42:14,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:14,226 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2021-10-24 09:42:14,227 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) [2021-10-24 09:42:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2021-10-24 09:42:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 09:42:14,235 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:14,235 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:14,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:14,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:14,447 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:14,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:14,448 INFO L82 PathProgramCache]: Analyzing trace with hash 2021934149, now seen corresponding path program 1 times [2021-10-24 09:42:14,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:14,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1610789324] [2021-10-24 09:42:14,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:14,449 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:14,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:14,451 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:14,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 09:42:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:14,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:14,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:14,941 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:14,941 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1610789324] [2021-10-24 09:42:14,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1610789324] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:14,942 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:14,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:14,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555569050] [2021-10-24 09:42:14,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:42:14,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:14,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:42:14,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:42:14,946 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) [2021-10-24 09:42:15,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:15,053 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2021-10-24 09:42:15,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 09:42:15,054 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 09:42:15,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:15,056 INFO L225 Difference]: With dead ends: 305 [2021-10-24 09:42:15,056 INFO L226 Difference]: Without dead ends: 205 [2021-10-24 09:42:15,057 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:42:15,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-24 09:42:15,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2021-10-24 09:42:15,078 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) [2021-10-24 09:42:15,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2021-10-24 09:42:15,079 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2021-10-24 09:42:15,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:15,081 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2021-10-24 09:42:15,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2021-10-24 09:42:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 09:42:15,083 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:15,083 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:15,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:15,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:15,296 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:15,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:15,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1571968569, now seen corresponding path program 1 times [2021-10-24 09:42:15,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:15,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135922580] [2021-10-24 09:42:15,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:15,299 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:15,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:15,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:15,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 09:42:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 09:42:15,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:15,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:15,835 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:15,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135922580] [2021-10-24 09:42:15,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135922580] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:15,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:15,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 09:42:15,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597627631] [2021-10-24 09:42:15,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:15,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:15,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:15,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:15,838 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) [2021-10-24 09:42:15,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:15,947 INFO L93 Difference]: Finished difference Result 330 states and 445 transitions. [2021-10-24 09:42:15,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 09:42:15,948 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-24 09:42:15,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:15,950 INFO L225 Difference]: With dead ends: 330 [2021-10-24 09:42:15,951 INFO L226 Difference]: Without dead ends: 221 [2021-10-24 09:42:15,951 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 36.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:42:15,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-24 09:42:15,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 122. [2021-10-24 09:42:15,969 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) [2021-10-24 09:42:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2021-10-24 09:42:15,970 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2021-10-24 09:42:15,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:15,970 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2021-10-24 09:42:15,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2021-10-24 09:42:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-24 09:42:15,972 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:15,972 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:15,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:16,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:16,187 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:16,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:16,187 INFO L82 PathProgramCache]: Analyzing trace with hash 2136192713, now seen corresponding path program 1 times [2021-10-24 09:42:16,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:16,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [636435212] [2021-10-24 09:42:16,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:16,188 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:16,190 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:16,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 09:42:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:16,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:42:16,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:16,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:16,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:16,741 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:16,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [636435212] [2021-10-24 09:42:16,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [636435212] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:16,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:16,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 09:42:16,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456888138] [2021-10-24 09:42:16,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:42:16,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:16,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:42:16,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:16,744 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) [2021-10-24 09:42:16,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:16,842 INFO L93 Difference]: Finished difference Result 382 states and 515 transitions. [2021-10-24 09:42:16,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 09:42:16,843 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 [2021-10-24 09:42:16,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:16,845 INFO L225 Difference]: With dead ends: 382 [2021-10-24 09:42:16,845 INFO L226 Difference]: Without dead ends: 267 [2021-10-24 09:42:16,846 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:42:16,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-10-24 09:42:16,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 214. [2021-10-24 09:42:16,878 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) [2021-10-24 09:42:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 285 transitions. [2021-10-24 09:42:16,879 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 285 transitions. Word has length 35 [2021-10-24 09:42:16,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:16,879 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 285 transitions. [2021-10-24 09:42:16,880 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) [2021-10-24 09:42:16,880 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 285 transitions. [2021-10-24 09:42:16,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-24 09:42:16,881 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:16,881 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:42:16,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-10-24 09:42:17,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:17,094 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:17,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:17,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1811534217, now seen corresponding path program 1 times [2021-10-24 09:42:17,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:17,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [359915338] [2021-10-24 09:42:17,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:17,096 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:17,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:17,098 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:17,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 09:42:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:17,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 09:42:17,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:17,551 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:17,695 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:17,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [359915338] [2021-10-24 09:42:17,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [359915338] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:17,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:17,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:42:17,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355323916] [2021-10-24 09:42:17,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:42:17,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:17,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:42:17,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:42:17,697 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) [2021-10-24 09:42:19,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:19,491 INFO L93 Difference]: Finished difference Result 1070 states and 1439 transitions. [2021-10-24 09:42:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 09:42:19,491 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 [2021-10-24 09:42:19,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:19,497 INFO L225 Difference]: With dead ends: 1070 [2021-10-24 09:42:19,497 INFO L226 Difference]: Without dead ends: 863 [2021-10-24 09:42:19,498 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 83.3ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-24 09:42:19,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2021-10-24 09:42:19,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 381. [2021-10-24 09:42:19,556 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) [2021-10-24 09:42:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 501 transitions. [2021-10-24 09:42:19,558 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 501 transitions. Word has length 36 [2021-10-24 09:42:19,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:19,559 INFO L470 AbstractCegarLoop]: Abstraction has 381 states and 501 transitions. [2021-10-24 09:42:19,559 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) [2021-10-24 09:42:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 501 transitions. [2021-10-24 09:42:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-24 09:42:19,560 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:19,561 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] [2021-10-24 09:42:19,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:19,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:19,774 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:19,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:19,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1624850482, now seen corresponding path program 1 times [2021-10-24 09:42:19,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:19,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077144804] [2021-10-24 09:42:19,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:19,776 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:19,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:19,777 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:19,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 09:42:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:20,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:42:20,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-24 09:42:20,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-24 09:42:20,721 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:20,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077144804] [2021-10-24 09:42:20,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077144804] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:20,722 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1129824841] [2021-10-24 09:42:20,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:20,722 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:42:20,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:42:20,728 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:42:20,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-24 09:42:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:21,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 09:42:21,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:21,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:21,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1129824841] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:21,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708491915] [2021-10-24 09:42:21,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:21,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:42:21,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:42:21,727 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:42:21,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-24 09:42:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:22,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:22,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:22,417 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:42:22,620 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708491915] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:42:22,621 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 09:42:22,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-24 09:42:22,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698355986] [2021-10-24 09:42:22,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-24 09:42:22,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:22,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-24 09:42:22,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-24 09:42:22,623 INFO L87 Difference]: Start difference. First operand 381 states and 501 transitions. Second operand has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:34,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:34,328 INFO L93 Difference]: Finished difference Result 3424 states and 4614 transitions. [2021-10-24 09:42:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-10-24 09:42:34,328 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 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 [2021-10-24 09:42:34,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:34,355 INFO L225 Difference]: With dead ends: 3424 [2021-10-24 09:42:34,355 INFO L226 Difference]: Without dead ends: 3050 [2021-10-24 09:42:34,364 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5835 ImplicationChecksByTransitivity, 3166.9ms TimeCoverageRelationStatistics Valid=2459, Invalid=12061, Unknown=0, NotChecked=0, Total=14520 [2021-10-24 09:42:34,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3050 states. [2021-10-24 09:42:34,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3050 to 518. [2021-10-24 09:42:34,452 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) [2021-10-24 09:42:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 673 transitions. [2021-10-24 09:42:34,457 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 673 transitions. Word has length 63 [2021-10-24 09:42:34,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:34,457 INFO L470 AbstractCegarLoop]: Abstraction has 518 states and 673 transitions. [2021-10-24 09:42:34,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 673 transitions. [2021-10-24 09:42:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-24 09:42:34,460 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:42:34,460 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] [2021-10-24 09:42:34,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:34,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:34,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:35,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:42:35,066 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:42:35,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:42:35,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1944993669, now seen corresponding path program 1 times [2021-10-24 09:42:35,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:42:35,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1948783367] [2021-10-24 09:42:35,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:42:35,067 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:42:35,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:42:35,068 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:42:35,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-24 09:42:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:42:35,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:42:35,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:42:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-24 09:42:35,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:42:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-24 09:42:36,041 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:42:36,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1948783367] [2021-10-24 09:42:36,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1948783367] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:42:36,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:42:36,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 09:42:36,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074063684] [2021-10-24 09:42:36,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:42:36,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:42:36,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:42:36,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:42:36,044 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) [2021-10-24 09:42:36,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:42:36,151 INFO L93 Difference]: Finished difference Result 849 states and 1092 transitions. [2021-10-24 09:42:36,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 09:42:36,151 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 [2021-10-24 09:42:36,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:42:36,152 INFO L225 Difference]: With dead ends: 849 [2021-10-24 09:42:36,152 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 09:42:36,157 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 58.9ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-24 09:42:36,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 09:42:36,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 09:42:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 09:42:36,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 09:42:36,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2021-10-24 09:42:36,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:42:36,159 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 09:42:36,159 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) [2021-10-24 09:42:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 09:42:36,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 09:42:36,163 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:36,164 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:36,164 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:42:36,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-24 09:42:36,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:42:36,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 09:42:36,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:36,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:36,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:36,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:37,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:38,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:42:45,762 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,763 INFO L857 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,763 INFO L857 garLoopResultBuilder]: For program point L531-1(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,763 INFO L857 garLoopResultBuilder]: For program point L531-2(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,763 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-24 09:42:45,764 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-10-24 09:42:45,764 INFO L853 garLoopResultBuilder]: At program point L399-1(lines 399 405) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-24 09:42:45,764 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,764 INFO L857 garLoopResultBuilder]: For program point L366-2(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,765 INFO L857 garLoopResultBuilder]: For program point L366-3(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,765 INFO L857 garLoopResultBuilder]: For program point L366-5(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,765 INFO L857 garLoopResultBuilder]: For program point L366-6(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,765 INFO L857 garLoopResultBuilder]: For program point L366-8(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,765 INFO L857 garLoopResultBuilder]: For program point L366-9(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,766 INFO L857 garLoopResultBuilder]: For program point L366-11(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,766 INFO L857 garLoopResultBuilder]: For program point L366-12(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,767 INFO L857 garLoopResultBuilder]: For program point L366-14(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,767 INFO L857 garLoopResultBuilder]: For program point L366-15(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,767 INFO L857 garLoopResultBuilder]: For program point L366-17(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,767 INFO L857 garLoopResultBuilder]: For program point L366-18(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,768 INFO L857 garLoopResultBuilder]: For program point L366-20(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,768 INFO L857 garLoopResultBuilder]: For program point L366-21(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,768 INFO L857 garLoopResultBuilder]: For program point L366-23(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,768 INFO L857 garLoopResultBuilder]: For program point L366-24(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,768 INFO L857 garLoopResultBuilder]: For program point L366-26(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,769 INFO L857 garLoopResultBuilder]: For program point L366-27(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,769 INFO L857 garLoopResultBuilder]: For program point L366-29(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,769 INFO L857 garLoopResultBuilder]: For program point L366-30(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,770 INFO L857 garLoopResultBuilder]: For program point L366-32(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,770 INFO L857 garLoopResultBuilder]: For program point L366-33(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,770 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 276) no Hoare annotation was computed. [2021-10-24 09:42:45,770 INFO L857 garLoopResultBuilder]: For program point L268-1(lines 268 276) no Hoare annotation was computed. [2021-10-24 09:42:45,770 INFO L857 garLoopResultBuilder]: For program point L366-35(lines 366 370) no Hoare annotation was computed. [2021-10-24 09:42:45,772 INFO L857 garLoopResultBuilder]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2021-10-24 09:42:45,773 INFO L853 garLoopResultBuilder]: At program point L962-2(lines 962 976) the Hoare annotation is: false [2021-10-24 09:42:45,773 INFO L857 garLoopResultBuilder]: For program point L963(line 963) no Hoare annotation was computed. [2021-10-24 09:42:45,773 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 577) no Hoare annotation was computed. [2021-10-24 09:42:45,773 INFO L857 garLoopResultBuilder]: For program point L567-2(lines 567 577) no Hoare annotation was computed. [2021-10-24 09:42:45,774 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2021-10-24 09:42:45,774 INFO L853 garLoopResultBuilder]: At program point L468-1(lines 1 1046) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse1 (not (= ~systemActive~0 (_ bv0 32)))))) [2021-10-24 09:42:45,774 INFO L857 garLoopResultBuilder]: For program point L567-4(lines 567 577) no Hoare annotation was computed. [2021-10-24 09:42:45,774 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 574) no Hoare annotation was computed. [2021-10-24 09:42:45,775 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 574) no Hoare annotation was computed. [2021-10-24 09:42:45,775 INFO L857 garLoopResultBuilder]: For program point L568-4(lines 568 574) no Hoare annotation was computed. [2021-10-24 09:42:45,775 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,775 INFO L857 garLoopResultBuilder]: For program point L238-1(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,775 INFO L857 garLoopResultBuilder]: For program point L238-2(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,776 INFO L857 garLoopResultBuilder]: For program point L238-3(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,776 INFO L857 garLoopResultBuilder]: For program point L238-4(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,776 INFO L857 garLoopResultBuilder]: For program point L238-5(lines 238 255) no Hoare annotation was computed. [2021-10-24 09:42:45,776 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 970) no Hoare annotation was computed. [2021-10-24 09:42:45,776 INFO L857 garLoopResultBuilder]: For program point L966-1(lines 966 970) no Hoare annotation was computed. [2021-10-24 09:42:45,777 INFO L853 garLoopResultBuilder]: At program point L372(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,778 INFO L853 garLoopResultBuilder]: At program point L372-1(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,778 INFO L853 garLoopResultBuilder]: At program point L372-2(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,778 INFO L853 garLoopResultBuilder]: At program point L372-3(lines 357 375) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv0 32))) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-24 09:42:45,779 INFO L853 garLoopResultBuilder]: At program point L372-4(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,780 INFO L853 garLoopResultBuilder]: At program point L372-5(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,780 INFO L853 garLoopResultBuilder]: At program point L372-6(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,780 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,780 INFO L853 garLoopResultBuilder]: At program point L372-7(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,780 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,781 INFO L853 garLoopResultBuilder]: At program point L372-8(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,781 INFO L857 garLoopResultBuilder]: For program point L141-2(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,781 INFO L853 garLoopResultBuilder]: At program point L372-9(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,783 INFO L857 garLoopResultBuilder]: For program point L141-3(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,783 INFO L853 garLoopResultBuilder]: At program point L372-10(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,783 INFO L857 garLoopResultBuilder]: For program point L141-4(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,784 INFO L853 garLoopResultBuilder]: At program point L372-11(lines 357 375) the Hoare annotation is: false [2021-10-24 09:42:45,784 INFO L857 garLoopResultBuilder]: For program point L141-5(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-6(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-7(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-8(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-9(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-10(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,785 INFO L857 garLoopResultBuilder]: For program point L141-11(lines 141 147) no Hoare annotation was computed. [2021-10-24 09:42:45,786 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,786 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-10-24 09:42:45,786 INFO L857 garLoopResultBuilder]: For program point L1034(lines 1034 1041) no Hoare annotation was computed. [2021-10-24 09:42:45,786 INFO L860 garLoopResultBuilder]: At program point L1034-1(lines 1034 1041) the Hoare annotation is: true [2021-10-24 09:42:45,787 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 446) no Hoare annotation was computed. [2021-10-24 09:42:45,788 INFO L853 garLoopResultBuilder]: At program point L440-1(lines 440 446) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-24 09:42:45,788 INFO L853 garLoopResultBuilder]: At program point L308(lines 301 311) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 09:42:45,788 INFO L853 garLoopResultBuilder]: At program point L308-1(lines 301 311) the Hoare annotation is: false [2021-10-24 09:42:45,788 INFO L857 garLoopResultBuilder]: For program point L242(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,789 INFO L853 garLoopResultBuilder]: At program point L308-2(lines 301 311) the Hoare annotation is: false [2021-10-24 09:42:45,789 INFO L857 garLoopResultBuilder]: For program point L242-1(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,789 INFO L857 garLoopResultBuilder]: For program point L242-2(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,789 INFO L857 garLoopResultBuilder]: For program point L242-3(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,789 INFO L857 garLoopResultBuilder]: For program point L242-4(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,789 INFO L857 garLoopResultBuilder]: For program point L242-5(lines 242 250) no Hoare annotation was computed. [2021-10-24 09:42:45,790 INFO L853 garLoopResultBuilder]: At program point L542(lines 537 544) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:42:45,790 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,790 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,790 INFO L853 garLoopResultBuilder]: At program point L146(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,790 INFO L857 garLoopResultBuilder]: For program point L212-2(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,791 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,791 INFO L857 garLoopResultBuilder]: For program point L212-3(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,792 INFO L853 garLoopResultBuilder]: At program point L146-2(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,793 INFO L857 garLoopResultBuilder]: For program point L212-4(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,793 INFO L853 garLoopResultBuilder]: At program point L146-3(lines 137 150) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-24 09:42:45,793 INFO L857 garLoopResultBuilder]: For program point L212-5(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,793 INFO L853 garLoopResultBuilder]: At program point L146-4(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,793 INFO L857 garLoopResultBuilder]: For program point L212-6(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,794 INFO L853 garLoopResultBuilder]: At program point L146-5(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,794 INFO L857 garLoopResultBuilder]: For program point L212-7(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,794 INFO L853 garLoopResultBuilder]: At program point L146-6(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,794 INFO L857 garLoopResultBuilder]: For program point L212-8(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,794 INFO L853 garLoopResultBuilder]: At program point L146-7(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,795 INFO L857 garLoopResultBuilder]: For program point L212-9(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,795 INFO L853 garLoopResultBuilder]: At program point L146-8(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,795 INFO L857 garLoopResultBuilder]: For program point L212-10(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,795 INFO L853 garLoopResultBuilder]: At program point L146-9(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,795 INFO L857 garLoopResultBuilder]: For program point L212-11(lines 212 229) no Hoare annotation was computed. [2021-10-24 09:42:45,796 INFO L853 garLoopResultBuilder]: At program point L146-10(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,796 INFO L853 garLoopResultBuilder]: At program point L146-11(lines 137 150) the Hoare annotation is: false [2021-10-24 09:42:45,796 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 198) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4))) [2021-10-24 09:42:45,796 INFO L853 garLoopResultBuilder]: At program point L180-1(lines 176 198) the Hoare annotation is: false [2021-10-24 09:42:45,796 INFO L853 garLoopResultBuilder]: At program point L180-2(lines 176 198) the Hoare annotation is: false [2021-10-24 09:42:45,797 INFO L853 garLoopResultBuilder]: At program point L480(lines 429 481) the Hoare annotation is: false [2021-10-24 09:42:45,797 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,797 INFO L857 garLoopResultBuilder]: For program point L216-1(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,797 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,797 INFO L857 garLoopResultBuilder]: For program point L216-3(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,798 INFO L857 garLoopResultBuilder]: For program point L216-4(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,798 INFO L857 garLoopResultBuilder]: For program point L216-5(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,798 INFO L857 garLoopResultBuilder]: For program point L216-6(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,798 INFO L857 garLoopResultBuilder]: For program point L216-7(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,798 INFO L857 garLoopResultBuilder]: For program point L216-8(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,799 INFO L857 garLoopResultBuilder]: For program point L216-9(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,799 INFO L857 garLoopResultBuilder]: For program point L216-10(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,799 INFO L857 garLoopResultBuilder]: For program point L216-11(lines 216 224) no Hoare annotation was computed. [2021-10-24 09:42:45,799 INFO L853 garLoopResultBuilder]: At program point L514(lines 1 1046) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:42:45,799 INFO L860 garLoopResultBuilder]: At program point L1043(lines 1024 1046) the Hoare annotation is: true [2021-10-24 09:42:45,800 INFO L853 garLoopResultBuilder]: At program point L1010(lines 1006 1012) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:42:45,800 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 09:42:45,800 INFO L853 garLoopResultBuilder]: At program point L317(lines 312 320) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-24 09:42:45,800 INFO L853 garLoopResultBuilder]: At program point L317-1(lines 312 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:42:45,800 INFO L853 garLoopResultBuilder]: At program point L317-2(lines 312 320) the Hoare annotation is: false [2021-10-24 09:42:45,801 INFO L853 garLoopResultBuilder]: At program point L317-3(lines 312 320) the Hoare annotation is: false [2021-10-24 09:42:45,801 INFO L853 garLoopResultBuilder]: At program point L317-4(lines 312 320) the Hoare annotation is: false [2021-10-24 09:42:45,801 INFO L853 garLoopResultBuilder]: At program point L317-5(lines 312 320) the Hoare annotation is: false [2021-10-24 09:42:45,801 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2021-10-24 09:42:45,801 INFO L853 garLoopResultBuilder]: At program point L450-1(lines 450 456) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-24 09:42:45,802 INFO L857 garLoopResultBuilder]: For program point L385(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,802 INFO L857 garLoopResultBuilder]: For program point L385-2(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,802 INFO L857 garLoopResultBuilder]: For program point L385-3(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,802 INFO L857 garLoopResultBuilder]: For program point L385-5(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,802 INFO L853 garLoopResultBuilder]: At program point L187(lines 187 193) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-24 09:42:45,803 INFO L857 garLoopResultBuilder]: For program point L385-6(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,805 INFO L853 garLoopResultBuilder]: At program point L187-1(lines 187 193) the Hoare annotation is: false [2021-10-24 09:42:45,806 INFO L857 garLoopResultBuilder]: For program point L385-8(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,806 INFO L853 garLoopResultBuilder]: At program point L187-2(lines 187 193) the Hoare annotation is: false [2021-10-24 09:42:45,806 INFO L857 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-10-24 09:42:45,806 INFO L857 garLoopResultBuilder]: For program point L385-9(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,806 INFO L857 garLoopResultBuilder]: For program point L385-11(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,807 INFO L857 garLoopResultBuilder]: For program point L385-12(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,807 INFO L857 garLoopResultBuilder]: For program point L385-14(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,807 INFO L857 garLoopResultBuilder]: For program point L385-15(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,807 INFO L857 garLoopResultBuilder]: For program point L385-17(lines 385 389) no Hoare annotation was computed. [2021-10-24 09:42:45,807 INFO L853 garLoopResultBuilder]: At program point L552(lines 180 186) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-24 09:42:45,808 INFO L853 garLoopResultBuilder]: At program point L552-1(lines 180 186) the Hoare annotation is: false [2021-10-24 09:42:45,808 INFO L853 garLoopResultBuilder]: At program point L552-2(lines 180 186) the Hoare annotation is: false [2021-10-24 09:42:45,808 INFO L853 garLoopResultBuilder]: At program point L156(lines 151 159) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |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|)) [2021-10-24 09:42:45,808 INFO L853 garLoopResultBuilder]: At program point L156-1(lines 151 159) the Hoare annotation is: false [2021-10-24 09:42:45,808 INFO L853 garLoopResultBuilder]: At program point L156-2(lines 151 159) the Hoare annotation is: false [2021-10-24 09:42:45,809 INFO L853 garLoopResultBuilder]: At program point L156-3(lines 151 159) the Hoare annotation is: false [2021-10-24 09:42:45,809 INFO L853 garLoopResultBuilder]: At program point L156-4(lines 151 159) the Hoare annotation is: false [2021-10-24 09:42:45,809 INFO L853 garLoopResultBuilder]: At program point L156-5(lines 151 159) the Hoare annotation is: false [2021-10-24 09:42:45,809 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 09:42:45,809 INFO L853 garLoopResultBuilder]: At program point L522(lines 517 525) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:42:45,810 INFO L853 garLoopResultBuilder]: At program point L391(lines 376 394) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 09:42:45,810 INFO L853 garLoopResultBuilder]: At program point L391-1(lines 376 394) the Hoare annotation is: false [2021-10-24 09:42:45,810 INFO L853 garLoopResultBuilder]: At program point L391-2(lines 376 394) the Hoare annotation is: false [2021-10-24 09:42:45,810 INFO L853 garLoopResultBuilder]: At program point L391-3(lines 376 394) the Hoare annotation is: false [2021-10-24 09:42:45,811 INFO L853 garLoopResultBuilder]: At program point L391-4(lines 376 394) the Hoare annotation is: false [2021-10-24 09:42:45,811 INFO L853 garLoopResultBuilder]: At program point L391-5(lines 376 394) the Hoare annotation is: false [2021-10-24 09:42:45,811 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 09:42:45,811 INFO L857 garLoopResultBuilder]: For program point L460(lines 460 475) no Hoare annotation was computed. [2021-10-24 09:42:45,811 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 68) no Hoare annotation was computed. [2021-10-24 09:42:45,812 INFO L857 garLoopResultBuilder]: For program point L64-3(lines 64 68) no Hoare annotation was computed. [2021-10-24 09:42:45,813 INFO L857 garLoopResultBuilder]: For program point L64-6(lines 64 68) no Hoare annotation was computed. [2021-10-24 09:42:45,813 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 09:42:45,813 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 531) no Hoare annotation was computed. [2021-10-24 09:42:45,813 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 281) no Hoare annotation was computed. [2021-10-24 09:42:45,814 INFO L857 garLoopResultBuilder]: For program point L264-1(lines 264 281) no Hoare annotation was computed. [2021-10-24 09:42:45,814 INFO L857 garLoopResultBuilder]: For program point L264-2(lines 264 281) no Hoare annotation was computed. [2021-10-24 09:42:45,814 INFO L853 garLoopResultBuilder]: At program point L133(lines 128 136) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse6 .cse1 .cse3 .cse7) (and .cse0 .cse6 .cse1 .cse3 .cse7 .cse4) (and .cse0 .cse6 .cse5 .cse1 .cse7 .cse4))) [2021-10-24 09:42:45,814 INFO L853 garLoopResultBuilder]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-24 09:42:45,814 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-24 09:42:45,815 INFO L857 garLoopResultBuilder]: For program point L563(lines 563 580) no Hoare annotation was computed. [2021-10-24 09:42:45,815 INFO L853 garLoopResultBuilder]: At program point L563-1(lines 1 1046) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse8 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse7 .cse8 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse6 .cse1 .cse3 .cse7 .cse8) (and .cse0 .cse6 .cse5 .cse1 .cse7 .cse8 .cse4))) [2021-10-24 09:42:45,815 INFO L857 garLoopResultBuilder]: For program point L563-2(lines 563 580) no Hoare annotation was computed. [2021-10-24 09:42:45,815 INFO L853 garLoopResultBuilder]: At program point L563-3(lines 1 1046) the Hoare annotation is: false [2021-10-24 09:42:45,816 INFO L857 garLoopResultBuilder]: For program point L431(lines 430 479) no Hoare annotation was computed. [2021-10-24 09:42:45,816 INFO L857 garLoopResultBuilder]: For program point L563-4(lines 563 580) no Hoare annotation was computed. [2021-10-24 09:42:45,817 INFO L853 garLoopResultBuilder]: At program point L563-5(lines 1 1046) the Hoare annotation is: false [2021-10-24 09:42:45,817 INFO L853 garLoopResultBuilder]: At program point L101(lines 96 104) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-24 09:42:45,817 INFO L853 garLoopResultBuilder]: At program point L101-1(lines 96 104) the Hoare annotation is: false [2021-10-24 09:42:45,817 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 96 104) the Hoare annotation is: false [2021-10-24 09:42:45,830 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 09:42:45,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:42:45 BoogieIcfgContainer [2021-10-24 09:42:45,903 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 09:42:45,903 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 09:42:45,904 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 09:42:45,904 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 09:42:45,904 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:42:10" (3/4) ... [2021-10-24 09:42:45,908 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 09:42:45,962 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 09:42:45,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 09:42:45,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 09:42:45,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 09:42:45,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 09:42:45,974 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:42:45,976 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:42:46,008 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 09:42:46,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 09:42:46,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 09:42:46,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-24 09:42:46,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-24 09:42:46,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-24 09:42:46,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-24 09:42:46,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-24 09:42:46,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-24 09:42:46,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-24 09:42:46,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-24 09:42:46,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-24 09:42:46,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-24 09:42:46,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-24 09:42:46,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-24 09:42:46,120 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 09:42:46,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 09:42:46,122 INFO L168 Benchmark]: Toolchain (without parser) took 39813.59 ms. Allocated memory was 69.2 MB in the beginning and 182.5 MB in the end (delta: 113.2 MB). Free memory was 47.9 MB in the beginning and 62.7 MB in the end (delta: -14.8 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,122 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 69.2 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:42:46,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.02 ms. Allocated memory is still 69.2 MB. Free memory was 47.8 MB in the beginning and 37.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.04 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 32.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,124 INFO L168 Benchmark]: Boogie Preprocessor took 170.38 ms. Allocated memory is still 69.2 MB. Free memory was 32.1 MB in the beginning and 48.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,124 INFO L168 Benchmark]: RCFGBuilder took 2953.90 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 48.7 MB in the beginning and 74.1 MB in the end (delta: -25.4 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,125 INFO L168 Benchmark]: TraceAbstraction took 35580.51 ms. Allocated memory was 104.9 MB in the beginning and 182.5 MB in the end (delta: 77.6 MB). Free memory was 74.1 MB in the beginning and 78.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 95.4 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,125 INFO L168 Benchmark]: Witness Printer took 216.71 ms. Allocated memory is still 182.5 MB. Free memory was 78.4 MB in the beginning and 62.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-24 09:42:46,128 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 69.2 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 757.02 ms. Allocated memory is still 69.2 MB. Free memory was 47.8 MB in the beginning and 37.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 128.04 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 32.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 170.38 ms. Allocated memory is still 69.2 MB. Free memory was 32.1 MB in the beginning and 48.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2953.90 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 48.7 MB in the beginning and 74.1 MB in the end (delta: -25.4 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 35580.51 ms. Allocated memory was 104.9 MB in the beginning and 182.5 MB in the end (delta: 77.6 MB). Free memory was 74.1 MB in the beginning and 78.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 95.4 MB. Max. memory is 16.1 GB. * Witness Printer took 216.71 ms. Allocated memory is still 182.5 MB. Free memory was 78.4 MB in the beginning and 62.7 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 531]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 531]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 531]: 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: 35443.5ms, OverallIterations: 11, TraceHistogramMax: 4, EmptinessCheckTime: 32.5ms, AutomataDifference: 14537.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 9382.4ms, InitialAbstractionConstructionTime: 15.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1798 SDtfs, 5092 SDslu, 4178 SDs, 0 SdLazy, 1017 SolverSat, 337 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9597.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1305 GetRequests, 1145 SyntacticMatches, 0 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5852 ImplicationChecksByTransitivity, 3480.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=518occurred in iteration=10, InterpolantAutomatonStates: 161, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 354.0ms AutomataMinimizationTime, 11 MinimizatonAttempts, 3474 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 228 NumberOfFragments, 1026 HoareAnnotationTreeSize, 75 FomulaSimplifications, 602071 FormulaSimplificationTreeSizeReduction, 2247.9ms HoareSimplificationTime, 75 FomulaSimplificationsInter, 459749 FormulaSimplificationTreeSizeReductionInter, 7114.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 339.5ms SsaConstructionTime, 1562.3ms SatisfiabilityAnalysisTime, 4298.3ms InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1094 ConstructedInterpolants, 0 QuantifiedInterpolants, 2044 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2965 ConjunctsInSsa, 54 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: 176]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 09:42:46,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1982d7da-a603-4813-812d-d8934adc7378/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...