./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:54:30,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:54:30,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:54:30,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:54:30,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:54:30,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:54:30,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:54:30,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:54:30,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:54:30,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:54:30,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:54:30,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:54:30,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:54:30,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:54:30,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:54:30,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:54:30,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:54:30,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:54:30,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:54:30,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:54:30,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:54:30,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:54:30,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:54:30,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:54:30,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:54:30,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:54:30,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:54:30,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:54:30,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:54:30,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:54:30,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:54:30,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:54:30,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:54:30,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:54:30,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:54:30,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:54:30,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:54:30,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:54:30,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:54:30,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:54:30,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:54:30,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:54:30,846 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:54:30,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:54:30,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:54:30,849 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:54:30,849 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:54:30,849 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:54:30,849 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:54:30,850 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:54:30,856 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:54:30,856 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:54:30,858 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:54:30,858 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:54:30,858 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:54:30,858 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:54:30,859 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:54:30,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:54:30,860 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:54:30,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:54:30,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:54:30,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:54:30,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:54:30,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:54:30,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:54:30,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:54:30,861 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:54:30,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:54:30,862 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:54:30,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:54:30,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:54:30,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:54:30,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:30,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:54:30,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:54:30,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:54:30,864 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:54:30,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:54:30,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:54:30,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:54:30,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:54:30,865 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_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50 [2021-10-29 04:54:31,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:54:31,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:54:31,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:54:31,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:54:31,166 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:54:31,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-29 04:54:31,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/5c05a3d10/47e877e6bf7e421e979a7eae8e919b67/FLAG67fd89f20 [2021-10-29 04:54:31,777 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:54:31,781 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-29 04:54:31,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/5c05a3d10/47e877e6bf7e421e979a7eae8e919b67/FLAG67fd89f20 [2021-10-29 04:54:32,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/5c05a3d10/47e877e6bf7e421e979a7eae8e919b67 [2021-10-29 04:54:32,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:54:32,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:54:32,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:32,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:54:32,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:54:32,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:32" (1/1) ... [2021-10-29 04:54:32,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e22ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:32, skipping insertion in model container [2021-10-29 04:54:32,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:32" (1/1) ... [2021-10-29 04:54:32,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:54:32,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:32,742 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_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2567,2580] [2021-10-29 04:54:33,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:33,098 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 04:54:33,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63d515a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:33, skipping insertion in model container [2021-10-29 04:54:33,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:33,100 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:54:33,102 INFO L168 Benchmark]: Toolchain (without parser) took 975.81 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 97.5 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:33,104 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:54:33,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 965.95 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 98.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:33,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 965.95 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 98.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 348]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:54:36,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:54:36,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:54:36,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:54:36,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:54:36,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:54:36,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:54:36,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:54:36,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:54:36,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:54:36,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:54:36,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:54:36,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:54:36,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:54:36,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:54:36,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:54:36,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:54:36,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:54:36,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:54:36,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:54:36,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:54:36,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:54:36,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:54:36,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:54:36,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:54:36,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:54:36,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:54:36,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:54:36,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:54:36,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:54:36,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:54:36,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:54:36,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:54:36,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:54:36,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:54:36,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:54:36,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:54:36,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:54:36,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:54:36,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:54:36,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:54:36,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 04:54:36,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:54:36,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:54:36,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:54:36,738 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:54:36,738 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:54:36,738 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:54:36,738 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:54:36,739 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:54:36,739 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:54:36,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:54:36,742 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:54:36,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:54:36,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:54:36,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:54:36,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:54:36,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:54:36,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:54:36,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:54:36,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:54:36,744 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:54:36,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:54:36,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:54:36,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:54:36,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:54:36,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:54:36,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:54:36,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:36,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:54:36,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:54:36,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:54:36,747 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:54:36,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:54:36,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:54:36,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:54:36,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:54:36,749 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_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50 [2021-10-29 04:54:37,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:54:37,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:54:37,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:54:37,182 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:54:37,183 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:54:37,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-29 04:54:37,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/92dfb047a/c94180c5cf9c4037b56ac27539084e93/FLAG00be18f5c [2021-10-29 04:54:37,939 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:54:37,939 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c [2021-10-29 04:54:37,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/92dfb047a/c94180c5cf9c4037b56ac27539084e93/FLAG00be18f5c [2021-10-29 04:54:38,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/data/92dfb047a/c94180c5cf9c4037b56ac27539084e93 [2021-10-29 04:54:38,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:54:38,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:54:38,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:38,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:54:38,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:54:38,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:38" (1/1) ... [2021-10-29 04:54:38,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7772d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:38, skipping insertion in model container [2021-10-29 04:54:38,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:54:38" (1/1) ... [2021-10-29 04:54:38,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:54:38,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:38,591 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_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2567,2580] [2021-10-29 04:54:38,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:38,796 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 04:54:38,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:54:38,809 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_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2567,2580] [2021-10-29 04:54:38,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:38,891 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:54:38,915 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_fe1fe605-caab-4554-93aa-dc262f7be02d/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c[2567,2580] [2021-10-29 04:54:38,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:54:39,006 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:54:39,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39 WrapperNode [2021-10-29 04:54:39,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:54:39,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:39,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:54:39,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:54:39,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:54:39,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:54:39,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:54:39,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:54:39,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:54:39,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:54:39,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:54:39,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:54:39,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (1/1) ... [2021-10-29 04:54:39,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:54:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:54:39,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:54:39,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:54:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:54:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:54:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:54:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:54:42,075 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:54:42,076 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-29 04:54:42,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:42 BoogieIcfgContainer [2021-10-29 04:54:42,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:54:42,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:54:42,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:54:42,083 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:54:42,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:54:38" (1/3) ... [2021-10-29 04:54:42,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261b3883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:42, skipping insertion in model container [2021-10-29 04:54:42,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:54:39" (2/3) ... [2021-10-29 04:54:42,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@261b3883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:54:42, skipping insertion in model container [2021-10-29 04:54:42,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:42" (3/3) ... [2021-10-29 04:54:42,086 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2021-10-29 04:54:42,092 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:54:42,092 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 04:54:42,160 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:54:42,171 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 04:54:42,172 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 04:54:42,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:54:42,196 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:42,197 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:42,197 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:42,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:42,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-29 04:54:42,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:42,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [685047001] [2021-10-29 04:54:42,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:42,224 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:42,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:42,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:42,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 04:54:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:42,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 04:54:42,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:42,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:42,631 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:42,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [685047001] [2021-10-29 04:54:42,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [685047001] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:42,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:42,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:54:42,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626234390] [2021-10-29 04:54:42,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 04:54:42,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:42,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 04:54:42,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:54:42,660 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:42,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:42,693 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-29 04:54:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 04:54:42,694 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-29 04:54:42,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:42,704 INFO L225 Difference]: With dead ends: 208 [2021-10-29 04:54:42,704 INFO L226 Difference]: Without dead ends: 103 [2021-10-29 04:54:42,707 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:54:42,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-29 04:54:42,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-29 04:54:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-29 04:54:42,757 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-29 04:54:42,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:42,759 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-29 04:54:42,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-29 04:54:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:54:42,763 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:42,764 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:42,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:42,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:42,973 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:42,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:42,988 INFO L85 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-29 04:54:42,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:42,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197478896] [2021-10-29 04:54:42,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:42,991 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:42,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:42,992 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:43,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 04:54:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:43,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:43,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:43,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:43,555 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:43,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197478896] [2021-10-29 04:54:43,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1197478896] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:43,556 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:43,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:43,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952943724] [2021-10-29 04:54:43,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:43,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:43,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:43,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:43,563 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:43,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:43,609 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-29 04:54:43,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:43,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-29 04:54:43,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:43,613 INFO L225 Difference]: With dead ends: 103 [2021-10-29 04:54:43,614 INFO L226 Difference]: Without dead ends: 45 [2021-10-29 04:54:43,615 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:43,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-29 04:54:43,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-29 04:54:43,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-29 04:54:43,650 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-29 04:54:43,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:43,650 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-29 04:54:43,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:43,652 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-29 04:54:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:54:43,653 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:43,659 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:43,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:43,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:43,872 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:43,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:43,872 INFO L85 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-29 04:54:43,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:43,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704004105] [2021-10-29 04:54:43,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:43,880 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:43,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:43,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:43,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 04:54:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:44,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:44,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:44,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:44,463 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:44,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1704004105] [2021-10-29 04:54:44,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1704004105] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:44,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:44,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 04:54:44,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951190996] [2021-10-29 04:54:44,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 04:54:44,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:44,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 04:54:44,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:44,471 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:44,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:44,569 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-29 04:54:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 04:54:44,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 04:54:44,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:44,571 INFO L225 Difference]: With dead ends: 146 [2021-10-29 04:54:44,571 INFO L226 Difference]: Without dead ends: 107 [2021-10-29 04:54:44,572 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 04:54:44,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-29 04:54:44,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-29 04:54:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:44,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-29 04:54:44,625 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-29 04:54:44,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:44,625 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-29 04:54:44,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-29 04:54:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:54:44,630 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:44,630 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:44,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:44,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:44,843 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:44,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:44,844 INFO L85 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-29 04:54:44,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:44,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1871704372] [2021-10-29 04:54:44,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:44,845 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:44,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:44,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:44,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 04:54:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:45,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:54:45,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:45,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:45,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:45,454 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:45,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1871704372] [2021-10-29 04:54:45,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1871704372] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:45,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:45,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-29 04:54:45,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198270230] [2021-10-29 04:54:45,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 04:54:45,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:45,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 04:54:45,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 04:54:45,456 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:45,837 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2021-10-29 04:54:45,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 04:54:45,838 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 04:54:45,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:45,846 INFO L225 Difference]: With dead ends: 483 [2021-10-29 04:54:45,846 INFO L226 Difference]: Without dead ends: 425 [2021-10-29 04:54:45,850 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-29 04:54:45,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-29 04:54:45,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2021-10-29 04:54:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.4606060606060607) internal successors, (241), 165 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-10-29 04:54:45,914 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-10-29 04:54:45,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:45,915 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-10-29 04:54:45,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-10-29 04:54:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:54:45,922 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:45,922 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:45,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:46,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:46,136 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:46,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:46,136 INFO L85 PathProgramCache]: Analyzing trace with hash 234154931, now seen corresponding path program 1 times [2021-10-29 04:54:46,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:46,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373214469] [2021-10-29 04:54:46,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:46,138 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:46,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:46,146 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:46,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 04:54:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:46,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:46,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:46,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:46,640 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:46,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373214469] [2021-10-29 04:54:46,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [373214469] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:46,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:46,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 04:54:46,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103008022] [2021-10-29 04:54:46,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:54:46,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:46,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:54:46,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:46,642 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:48,216 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2021-10-29 04:54:48,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:48,217 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 04:54:48,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:48,219 INFO L225 Difference]: With dead ends: 414 [2021-10-29 04:54:48,219 INFO L226 Difference]: Without dead ends: 254 [2021-10-29 04:54:48,220 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:48,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-10-29 04:54:48,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2021-10-29 04:54:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 251 states have (on average 1.4223107569721116) internal successors, (357), 251 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2021-10-29 04:54:48,265 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2021-10-29 04:54:48,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:48,265 INFO L470 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2021-10-29 04:54:48,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2021-10-29 04:54:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:54:48,267 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:48,267 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:48,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:48,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:48,480 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:48,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:48,481 INFO L85 PathProgramCache]: Analyzing trace with hash 512849101, now seen corresponding path program 1 times [2021-10-29 04:54:48,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:48,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004613143] [2021-10-29 04:54:48,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:48,483 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:48,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:48,496 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:48,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 04:54:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:48,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 04:54:48,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:48,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:48,939 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:49,028 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:49,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004613143] [2021-10-29 04:54:49,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004613143] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:49,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:54:49,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:54:49,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716944957] [2021-10-29 04:54:49,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 04:54:49,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:49,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 04:54:49,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:49,031 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:49,063 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2021-10-29 04:54:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 04:54:49,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 [2021-10-29 04:54:49,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:49,065 INFO L225 Difference]: With dead ends: 364 [2021-10-29 04:54:49,065 INFO L226 Difference]: Without dead ends: 118 [2021-10-29 04:54:49,066 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 04:54:49,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-29 04:54:49,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-29 04:54:49,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-10-29 04:54:49,079 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2021-10-29 04:54:49,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:49,080 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-10-29 04:54:49,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-29 04:54:49,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:54:49,081 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:54:49,082 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 04:54:49,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:49,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:54:49,295 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:54:49,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:54:49,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1927989650, now seen corresponding path program 1 times [2021-10-29 04:54:49,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:54:49,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [481903300] [2021-10-29 04:54:49,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:49,297 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:54:49,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:54:49,313 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:54:49,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 04:54:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:49,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 04:54:49,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:50,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:50,208 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:54:50,209 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:54:50,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [481903300] [2021-10-29 04:54:50,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [481903300] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 04:54:50,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [390952733] [2021-10-29 04:54:50,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:54:50,209 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 04:54:50,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 04:54:50,211 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 04:54:50,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-10-29 04:54:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:54:50,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 04:54:50,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:54:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:54:50,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:54:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:54:50,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [390952733] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:54:50,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 04:54:50,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2021-10-29 04:54:50,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330998342] [2021-10-29 04:54:50,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 04:54:50,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:54:50,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 04:54:50,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-29 04:54:50,812 INFO L87 Difference]: Start difference. First operand 118 states and 156 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) [2021-10-29 04:54:50,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:54:50,954 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2021-10-29 04:54:50,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:54:50,955 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 41 [2021-10-29 04:54:50,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:54:50,956 INFO L225 Difference]: With dead ends: 242 [2021-10-29 04:54:50,956 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:54:50,957 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-10-29 04:54:50,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:54:50,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:54:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 04:54:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:54:50,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-10-29 04:54:50,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:54:50,959 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:54:50,959 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) [2021-10-29 04:54:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:54:50,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:54:50,962 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:50,963 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:50,963 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:54:50,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:51,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-10-29 04:54:51,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 04:54:51,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:54:51,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:51,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point L729-1(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point L729-2(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point L729-3(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,012 INFO L857 garLoopResultBuilder]: For program point L729-4(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,013 INFO L857 garLoopResultBuilder]: For program point L729-5(lines 729 746) no Hoare annotation was computed. [2021-10-29 04:54:52,013 INFO L857 garLoopResultBuilder]: For program point L928(lines 928 934) no Hoare annotation was computed. [2021-10-29 04:54:52,013 INFO L853 garLoopResultBuilder]: At program point L928-1(lines 928 934) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,013 INFO L853 garLoopResultBuilder]: At program point L697(lines 696 715) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,013 INFO L857 garLoopResultBuilder]: For program point L697-1(lines 697 703) no Hoare annotation was computed. [2021-10-29 04:54:52,013 INFO L853 garLoopResultBuilder]: At program point L697-2(lines 696 715) the Hoare annotation is: false [2021-10-29 04:54:52,013 INFO L853 garLoopResultBuilder]: At program point L697-3(lines 696 715) the Hoare annotation is: false [2021-10-29 04:54:52,014 INFO L853 garLoopResultBuilder]: At program point L104(lines 1 975) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 241) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L237-3(lines 237 241) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L853 garLoopResultBuilder]: At program point L138-2(lines 138 152) the Hoare annotation is: false [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L237-6(lines 237 241) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L733-1(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L733-2(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,014 INFO L857 garLoopResultBuilder]: For program point L733-3(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,015 INFO L857 garLoopResultBuilder]: For program point L733-4(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,015 INFO L857 garLoopResultBuilder]: For program point L733-5(lines 733 741) no Hoare annotation was computed. [2021-10-29 04:54:52,015 INFO L857 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2021-10-29 04:54:52,015 INFO L853 garLoopResultBuilder]: At program point L306(lines 301 309) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,015 INFO L853 garLoopResultBuilder]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2021-10-29 04:54:52,015 INFO L853 garLoopResultBuilder]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2021-10-29 04:54:52,015 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,015 INFO L853 garLoopResultBuilder]: At program point L274(lines 269 277) the Hoare annotation is: false [2021-10-29 04:54:52,015 INFO L853 garLoopResultBuilder]: At program point L274-1(lines 269 277) the Hoare annotation is: false [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L274-2(lines 269 277) the Hoare annotation is: false [2021-10-29 04:54:52,016 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 146) no Hoare annotation was computed. [2021-10-29 04:54:52,016 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 697 703) no Hoare annotation was computed. [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L968(lines 917 969) the Hoare annotation is: false [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L704(lines 704 710) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L704-1(lines 704 710) the Hoare annotation is: false [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L704-2(lines 704 710) the Hoare annotation is: false [2021-10-29 04:54:52,016 INFO L853 garLoopResultBuilder]: At program point L112(lines 107 115) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L938(lines 938 944) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L853 garLoopResultBuilder]: At program point L938-1(lines 938 944) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L860 garLoopResultBuilder]: At program point L213-1(lines 213 220) the Hoare annotation is: true [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L874(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L874-2(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L874-3(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L874-5(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,017 INFO L857 garLoopResultBuilder]: For program point L874-6(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-8(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-9(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-11(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-12(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-14(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-15(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L874-17(lines 874 878) no Hoare annotation was computed. [2021-10-29 04:54:52,018 INFO L853 garLoopResultBuilder]: At program point L315(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,018 INFO L853 garLoopResultBuilder]: At program point L315-1(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,018 INFO L857 garLoopResultBuilder]: For program point L249(lines 249 253) no Hoare annotation was computed. [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L315-2(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L315-3(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L315-4(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L315-5(lines 310 318) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L880(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L880-1(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L880-2(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,019 INFO L853 garLoopResultBuilder]: At program point L880-3(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,020 INFO L853 garLoopResultBuilder]: At program point L880-4(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,020 INFO L853 garLoopResultBuilder]: At program point L880-5(lines 865 883) the Hoare annotation is: false [2021-10-29 04:54:52,020 INFO L857 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,020 INFO L857 garLoopResultBuilder]: For program point L121-1(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,020 INFO L857 garLoopResultBuilder]: For program point L121-2(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,020 INFO L857 garLoopResultBuilder]: For program point L948(lines 948 963) no Hoare annotation was computed. [2021-10-29 04:54:52,020 INFO L853 garLoopResultBuilder]: At program point L816(lines 809 819) the Hoare annotation is: false [2021-10-29 04:54:52,020 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 809 819) the Hoare annotation is: false [2021-10-29 04:54:52,020 INFO L853 garLoopResultBuilder]: At program point L816-2(lines 809 819) the Hoare annotation is: false [2021-10-29 04:54:52,021 INFO L860 garLoopResultBuilder]: At program point L222(lines 203 225) the Hoare annotation is: true [2021-10-29 04:54:52,021 INFO L853 garLoopResultBuilder]: At program point L189(lines 185 191) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,021 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:54:52,021 INFO L857 garLoopResultBuilder]: For program point L919(lines 918 967) no Hoare annotation was computed. [2021-10-29 04:54:52,021 INFO L857 garLoopResultBuilder]: For program point L61(lines 61 74) no Hoare annotation was computed. [2021-10-29 04:54:52,021 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 04:54:52,021 INFO L853 garLoopResultBuilder]: At program point L61-1(lines 1 975) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,021 INFO L857 garLoopResultBuilder]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L853 garLoopResultBuilder]: At program point L61-3(lines 1 975) the Hoare annotation is: false [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L853 garLoopResultBuilder]: At program point L61-5(lines 1 975) the Hoare annotation is: false [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L755(lines 755 772) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L755-1(lines 755 772) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L755-2(lines 755 772) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L857 garLoopResultBuilder]: For program point L888(lines 888 894) no Hoare annotation was computed. [2021-10-29 04:54:52,022 INFO L853 garLoopResultBuilder]: At program point L888-1(lines 888 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L261(lines 261 265) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 962) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L853 garLoopResultBuilder]: At program point L956-1(lines 697 703) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L857 garLoopResultBuilder]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2021-10-29 04:54:52,023 INFO L853 garLoopResultBuilder]: At program point L825(lines 820 828) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 04:54:52,024 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2021-10-29 04:54:52,024 INFO L853 garLoopResultBuilder]: At program point L825-1(lines 820 828) the Hoare annotation is: false [2021-10-29 04:54:52,024 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 767) no Hoare annotation was computed. [2021-10-29 04:54:52,024 INFO L853 garLoopResultBuilder]: At program point L825-2(lines 820 828) the Hoare annotation is: false [2021-10-29 04:54:52,024 INFO L857 garLoopResultBuilder]: For program point L759-1(lines 759 767) no Hoare annotation was computed. [2021-10-29 04:54:52,024 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 767) no Hoare annotation was computed. [2021-10-29 04:54:52,029 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:54:52,031 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:54:52,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:54:52 BoogieIcfgContainer [2021-10-29 04:54:52,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:54:52,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:54:52,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:54:52,065 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:54:52,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:54:42" (3/4) ... [2021-10-29 04:54:52,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:54:52,088 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 04:54:52,089 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:54:52,090 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 04:54:52,091 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:54:52,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:54:52,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:54:52,095 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:54:52,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-29 04:54:52,171 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:54:52,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:54:52,173 INFO L168 Benchmark]: Toolchain (without parser) took 13928.82 ms. Allocated memory was 60.8 MB in the beginning and 100.7 MB in the end (delta: 39.8 MB). Free memory was 43.4 MB in the beginning and 69.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,174 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 48.2 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:54:52,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.44 ms. Allocated memory is still 60.8 MB. Free memory was 43.2 MB in the beginning and 41.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.69 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 37.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,175 INFO L168 Benchmark]: Boogie Preprocessor took 48.49 ms. Allocated memory is still 60.8 MB. Free memory was 37.7 MB in the beginning and 35.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,175 INFO L168 Benchmark]: RCFGBuilder took 2941.38 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 63.0 MB in the end (delta: -28.1 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,176 INFO L168 Benchmark]: TraceAbstraction took 9984.17 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 62.3 MB in the beginning and 78.4 MB in the end (delta: -16.1 MB). Peak memory consumption was 51.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,176 INFO L168 Benchmark]: Witness Printer took 106.84 ms. Allocated memory is still 100.7 MB. Free memory was 78.4 MB in the beginning and 69.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:54:52,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 48.2 MB. Free memory was 29.5 MB in the beginning and 29.5 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 761.44 ms. Allocated memory is still 60.8 MB. Free memory was 43.2 MB in the beginning and 41.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.69 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 37.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.49 ms. Allocated memory is still 60.8 MB. Free memory was 37.7 MB in the beginning and 35.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2941.38 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 63.0 MB in the end (delta: -28.1 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9984.17 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 62.3 MB in the beginning and 78.4 MB in the end (delta: -16.1 MB). Peak memory consumption was 51.6 MB. Max. memory is 16.1 GB. * Witness Printer took 106.84 ms. Allocated memory is still 100.7 MB. Free memory was 78.4 MB in the beginning and 69.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 121]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 121]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 121]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1013 SDslu, 808 SDs, 0 SdLazy, 153 SolverSat, 29 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 420 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=5, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 5768 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 408 ConstructedInterpolants, 0 QuantifiedInterpolants, 774 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 54/64 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: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 04:54:52,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe1fe605-caab-4554-93aa-dc262f7be02d/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...