./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 819c3ebf0e51053d89fb24b2dea5d171f2fed0d0 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 819c3ebf0e51053d89fb24b2dea5d171f2fed0d0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:26:33,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:26:33,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:26:33,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:26:33,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:26:33,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:26:33,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:26:33,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:26:33,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:26:33,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:26:33,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:26:33,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:26:33,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:26:33,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:26:33,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:26:33,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:26:33,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:26:33,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:26:33,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:26:33,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:26:33,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:26:33,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:26:33,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:26:33,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:26:33,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:26:33,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:26:33,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:26:33,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:26:33,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:26:33,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:26:33,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:26:33,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:26:33,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:26:33,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:26:33,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:26:33,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:26:33,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:26:33,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:26:33,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:26:33,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:26:33,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:26:33,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:26:33,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:26:33,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:26:33,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:26:33,076 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:26:33,076 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:26:33,076 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:26:33,076 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:26:33,076 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:26:33,077 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:26:33,077 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:26:33,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:26:33,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:26:33,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:26:33,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:26:33,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:26:33,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:26:33,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:26:33,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:26:33,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:26:33,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:26:33,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:26:33,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:26:33,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:26:33,082 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan 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(__VERIFIER_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 -> 819c3ebf0e51053d89fb24b2dea5d171f2fed0d0 [2019-12-07 16:26:33,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:26:33,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:26:33,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:26:33,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:26:33,202 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:26:33,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2019-12-07 16:26:33,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/51328a67e/0e5a1dd22bc24343b9a345199ba91b9e/FLAG4fce11db8 [2019-12-07 16:26:33,725 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:26:33,726 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2019-12-07 16:26:33,733 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/51328a67e/0e5a1dd22bc24343b9a345199ba91b9e/FLAG4fce11db8 [2019-12-07 16:26:33,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/51328a67e/0e5a1dd22bc24343b9a345199ba91b9e [2019-12-07 16:26:33,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:26:33,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:26:33,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:26:33,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:26:33,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:26:33,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:26:33" (1/1) ... [2019-12-07 16:26:33,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374d8a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:33, skipping insertion in model container [2019-12-07 16:26:33,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:26:33" (1/1) ... [2019-12-07 16:26:33,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:26:33,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:26:33,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:26:34,004 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) [2019-12-07 16:26:34,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f95638e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:34, skipping insertion in model container [2019-12-07 16:26:34,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:26:34,005 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:26:34,007 INFO L168 Benchmark]: Toolchain (without parser) took 260.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:34,007 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:26:34,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:34,009 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 258.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: 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 0.1.25-f470102 [2019-12-07 16:26:35,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:26:35,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:26:35,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:26:35,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:26:35,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:26:35,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:26:35,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:26:35,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:26:35,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:26:35,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:26:35,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:26:35,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:26:35,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:26:35,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:26:35,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:26:35,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:26:35,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:26:35,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:26:35,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:26:35,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:26:35,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:26:35,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:26:35,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:26:35,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:26:35,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:26:35,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:26:35,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:26:35,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:26:35,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:26:35,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:26:35,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:26:35,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:26:35,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:26:35,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:26:35,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:26:35,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:26:35,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:26:35,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:26:35,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:26:35,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:26:35,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:26:35,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:26:35,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:26:35,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:26:35,165 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:26:35,165 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:26:35,165 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:26:35,165 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:26:35,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:26:35,166 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:26:35,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:26:35,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:26:35,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:26:35,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:26:35,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:26:35,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:26:35,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:26:35,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:26:35,169 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan 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(__VERIFIER_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 -> 819c3ebf0e51053d89fb24b2dea5d171f2fed0d0 [2019-12-07 16:26:35,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:26:35,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:26:35,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:26:35,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:26:35,354 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:26:35,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2019-12-07 16:26:35,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/f0f1b698e/fb0805aa89474fff8234e1ac8f030070/FLAGddbc74e58 [2019-12-07 16:26:35,879 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:26:35,880 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2019-12-07 16:26:35,889 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/f0f1b698e/fb0805aa89474fff8234e1ac8f030070/FLAGddbc74e58 [2019-12-07 16:26:35,901 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/data/f0f1b698e/fb0805aa89474fff8234e1ac8f030070 [2019-12-07 16:26:35,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:26:35,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:26:35,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:26:35,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:26:35,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:26:35,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:26:35" (1/1) ... [2019-12-07 16:26:35,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:35, skipping insertion in model container [2019-12-07 16:26:35,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:26:35" (1/1) ... [2019-12-07 16:26:35,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:26:35,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:26:36,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:26:36,192 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 16:26:36,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:26:36,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:26:36,244 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:26:36,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:26:36,301 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:26:36,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36 WrapperNode [2019-12-07 16:26:36,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:26:36,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:26:36,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:26:36,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:26:36,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:26:36,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:26:36,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:26:36,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:26:36,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... [2019-12-07 16:26:36,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:26:36,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:26:36,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:26:36,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:26:36,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:26:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 16:26:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 16:26:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:26:36,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:26:36,885 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:26:36,885 INFO L287 CfgBuilder]: Removed 110 assume(true) statements. [2019-12-07 16:26:36,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:26:36 BoogieIcfgContainer [2019-12-07 16:26:36,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:26:36,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:26:36,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:26:36,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:26:36,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:26:35" (1/3) ... [2019-12-07 16:26:36,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7497a9ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:26:36, skipping insertion in model container [2019-12-07 16:26:36,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:26:36" (2/3) ... [2019-12-07 16:26:36,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7497a9ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:26:36, skipping insertion in model container [2019-12-07 16:26:36,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:26:36" (3/3) ... [2019-12-07 16:26:36,892 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2019-12-07 16:26:36,899 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:26:36,904 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 16:26:36,912 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 16:26:36,928 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:26:36,928 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:26:36,928 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:26:36,928 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:26:36,928 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:26:36,928 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:26:36,928 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:26:36,928 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:26:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states. [2019-12-07 16:26:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 16:26:36,943 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:36,944 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:36,944 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:36,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:36,948 INFO L82 PathProgramCache]: Analyzing trace with hash -679137529, now seen corresponding path program 1 times [2019-12-07 16:26:36,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:36,956 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914006535] [2019-12-07 16:26:36,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:37,089 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 16:26:37,092 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,103 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,108 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [914006535] [2019-12-07 16:26:37,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:37,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 16:26:37,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920312407] [2019-12-07 16:26:37,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 16:26:37,112 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:37,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 16:26:37,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:26:37,123 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 2 states. [2019-12-07 16:26:37,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:37,143 INFO L93 Difference]: Finished difference Result 167 states and 250 transitions. [2019-12-07 16:26:37,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 16:26:37,144 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 16:26:37,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:37,152 INFO L225 Difference]: With dead ends: 167 [2019-12-07 16:26:37,152 INFO L226 Difference]: Without dead ends: 83 [2019-12-07 16:26:37,155 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:26:37,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-12-07 16:26:37,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-12-07 16:26:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-12-07 16:26:37,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2019-12-07 16:26:37,184 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 19 [2019-12-07 16:26:37,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:37,184 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2019-12-07 16:26:37,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 16:26:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2019-12-07 16:26:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 16:26:37,185 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:37,185 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:37,386 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 16:26:37,387 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:37,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:37,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1126882024, now seen corresponding path program 1 times [2019-12-07 16:26:37,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:37,390 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905575431] [2019-12-07 16:26:37,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:37,632 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:26:37,633 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:37,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,647 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,656 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905575431] [2019-12-07 16:26:37,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:37,656 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 16:26:37,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327931061] [2019-12-07 16:26:37,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:26:37,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:37,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:26:37,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:37,658 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand 4 states. [2019-12-07 16:26:37,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:37,668 INFO L93 Difference]: Finished difference Result 83 states and 117 transitions. [2019-12-07 16:26:37,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:26:37,669 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-07 16:26:37,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:37,670 INFO L225 Difference]: With dead ends: 83 [2019-12-07 16:26:37,670 INFO L226 Difference]: Without dead ends: 38 [2019-12-07 16:26:37,671 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:37,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-12-07 16:26:37,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2019-12-07 16:26:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-12-07 16:26:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 53 transitions. [2019-12-07 16:26:37,675 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 53 transitions. Word has length 20 [2019-12-07 16:26:37,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:37,675 INFO L462 AbstractCegarLoop]: Abstraction has 38 states and 53 transitions. [2019-12-07 16:26:37,675 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:26:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2019-12-07 16:26:37,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 16:26:37,676 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:37,676 INFO L410 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] [2019-12-07 16:26:37,877 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 16:26:37,877 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:37,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:37,878 INFO L82 PathProgramCache]: Analyzing trace with hash -2132610152, now seen corresponding path program 1 times [2019-12-07 16:26:37,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:37,878 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384048925] [2019-12-07 16:26:37,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:37,978 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:26:37,980 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,990 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:37,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:37,999 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384048925] [2019-12-07 16:26:37,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:37,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 16:26:38,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436783087] [2019-12-07 16:26:38,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:26:38,000 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:38,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:26:38,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:38,001 INFO L87 Difference]: Start difference. First operand 38 states and 53 transitions. Second operand 4 states. [2019-12-07 16:26:38,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:38,007 INFO L93 Difference]: Finished difference Result 69 states and 99 transitions. [2019-12-07 16:26:38,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:26:38,008 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-12-07 16:26:38,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:38,009 INFO L225 Difference]: With dead ends: 69 [2019-12-07 16:26:38,009 INFO L226 Difference]: Without dead ends: 38 [2019-12-07 16:26:38,009 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:38,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-12-07 16:26:38,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2019-12-07 16:26:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-12-07 16:26:38,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 52 transitions. [2019-12-07 16:26:38,014 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 52 transitions. Word has length 26 [2019-12-07 16:26:38,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:38,014 INFO L462 AbstractCegarLoop]: Abstraction has 38 states and 52 transitions. [2019-12-07 16:26:38,014 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:26:38,014 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2019-12-07 16:26:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 16:26:38,015 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:38,015 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:38,216 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 16:26:38,216 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:38,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:38,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1540100165, now seen corresponding path program 1 times [2019-12-07 16:26:38,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:38,217 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840344985] [2019-12-07 16:26:38,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:38,354 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:26:38,356 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:38,362 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:38,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:38,364 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840344985] [2019-12-07 16:26:38,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:38,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 16:26:38,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338635027] [2019-12-07 16:26:38,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:26:38,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:38,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:26:38,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:26:38,366 INFO L87 Difference]: Start difference. First operand 38 states and 52 transitions. Second operand 3 states. [2019-12-07 16:26:38,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:38,414 INFO L93 Difference]: Finished difference Result 93 states and 131 transitions. [2019-12-07 16:26:38,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:26:38,415 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 16:26:38,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:38,416 INFO L225 Difference]: With dead ends: 93 [2019-12-07 16:26:38,416 INFO L226 Difference]: Without dead ends: 62 [2019-12-07 16:26:38,417 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:26:38,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-12-07 16:26:38,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2019-12-07 16:26:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-12-07 16:26:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2019-12-07 16:26:38,425 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 27 [2019-12-07 16:26:38,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:38,426 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2019-12-07 16:26:38,426 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:26:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-12-07 16:26:38,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:26:38,427 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:38,427 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:38,628 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 16:26:38,629 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:38,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:38,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1679133674, now seen corresponding path program 1 times [2019-12-07 16:26:38,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:38,632 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [564659395] [2019-12-07 16:26:38,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:38,763 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:26:38,764 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:38,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:38,782 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:38,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:38,788 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [564659395] [2019-12-07 16:26:38,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:38,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:26:38,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063282644] [2019-12-07 16:26:38,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:26:38,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:38,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:26:38,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:26:38,789 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand 5 states. [2019-12-07 16:26:38,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:38,825 INFO L93 Difference]: Finished difference Result 157 states and 217 transitions. [2019-12-07 16:26:38,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:26:38,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 16:26:38,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:38,827 INFO L225 Difference]: With dead ends: 157 [2019-12-07 16:26:38,827 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 16:26:38,827 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:26:38,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 16:26:38,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 63. [2019-12-07 16:26:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-12-07 16:26:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2019-12-07 16:26:38,833 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 33 [2019-12-07 16:26:38,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:38,833 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2019-12-07 16:26:38,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:26:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2019-12-07 16:26:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:26:38,834 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:38,834 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:39,035 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 16:26:39,036 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:39,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:39,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1682369913, now seen corresponding path program 1 times [2019-12-07 16:26:39,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:39,039 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618567706] [2019-12-07 16:26:39,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:39,174 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:26:39,177 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:39,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:39,192 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:39,196 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618567706] [2019-12-07 16:26:39,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:39,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:26:39,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817585372] [2019-12-07 16:26:39,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:26:39,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:39,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:26:39,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:26:39,197 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand 5 states. [2019-12-07 16:26:39,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:39,299 INFO L93 Difference]: Finished difference Result 216 states and 299 transitions. [2019-12-07 16:26:39,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 16:26:39,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 16:26:39,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:39,300 INFO L225 Difference]: With dead ends: 216 [2019-12-07 16:26:39,301 INFO L226 Difference]: Without dead ends: 160 [2019-12-07 16:26:39,301 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 16:26:39,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-12-07 16:26:39,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 62. [2019-12-07 16:26:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-12-07 16:26:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2019-12-07 16:26:39,309 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 33 [2019-12-07 16:26:39,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:39,309 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2019-12-07 16:26:39,309 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:26:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2019-12-07 16:26:39,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:26:39,310 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:39,310 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:39,511 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 16:26:39,512 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:39,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:39,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1914769044, now seen corresponding path program 1 times [2019-12-07 16:26:39,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:39,515 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211555237] [2019-12-07 16:26:39,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:39,653 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 16:26:39,655 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:39,662 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:39,672 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211555237] [2019-12-07 16:26:39,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:39,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 16:26:39,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983009392] [2019-12-07 16:26:39,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:26:39,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:39,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:26:39,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:26:39,673 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand 6 states. [2019-12-07 16:26:39,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:39,702 INFO L93 Difference]: Finished difference Result 164 states and 221 transitions. [2019-12-07 16:26:39,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:26:39,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-12-07 16:26:39,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:39,703 INFO L225 Difference]: With dead ends: 164 [2019-12-07 16:26:39,703 INFO L226 Difference]: Without dead ends: 109 [2019-12-07 16:26:39,704 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:26:39,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-12-07 16:26:39,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 64. [2019-12-07 16:26:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-12-07 16:26:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 85 transitions. [2019-12-07 16:26:39,712 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 85 transitions. Word has length 33 [2019-12-07 16:26:39,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:39,712 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 85 transitions. [2019-12-07 16:26:39,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:26:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-12-07 16:26:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:26:39,714 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:39,714 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:39,914 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 16:26:39,916 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:39,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:39,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1793392238, now seen corresponding path program 1 times [2019-12-07 16:26:39,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:39,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361319890] [2019-12-07 16:26:39,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:40,053 INFO L264 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:26:40,054 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:40,060 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:40,067 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361319890] [2019-12-07 16:26:40,067 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:40,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 16:26:40,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971216033] [2019-12-07 16:26:40,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:26:40,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:40,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:26:40,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:40,068 INFO L87 Difference]: Start difference. First operand 64 states and 85 transitions. Second operand 4 states. [2019-12-07 16:26:40,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:40,105 INFO L93 Difference]: Finished difference Result 198 states and 267 transitions. [2019-12-07 16:26:40,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:26:40,106 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 16:26:40,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:40,107 INFO L225 Difference]: With dead ends: 198 [2019-12-07 16:26:40,107 INFO L226 Difference]: Without dead ends: 141 [2019-12-07 16:26:40,108 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:26:40,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-12-07 16:26:40,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 112. [2019-12-07 16:26:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-12-07 16:26:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 150 transitions. [2019-12-07 16:26:40,120 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 150 transitions. Word has length 33 [2019-12-07 16:26:40,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:40,121 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 150 transitions. [2019-12-07 16:26:40,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:26:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 150 transitions. [2019-12-07 16:26:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 16:26:40,122 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:40,122 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:40,322 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 16:26:40,323 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:40,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:40,324 INFO L82 PathProgramCache]: Analyzing trace with hash -606942930, now seen corresponding path program 1 times [2019-12-07 16:26:40,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:40,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27905416] [2019-12-07 16:26:40,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:40,491 INFO L264 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 16:26:40,492 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:40,512 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:40,516 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27905416] [2019-12-07 16:26:40,517 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:26:40,517 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 16:26:40,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586555589] [2019-12-07 16:26:40,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:26:40,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:40,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:26:40,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:26:40,518 INFO L87 Difference]: Start difference. First operand 112 states and 150 transitions. Second operand 6 states. [2019-12-07 16:26:40,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:40,787 INFO L93 Difference]: Finished difference Result 521 states and 708 transitions. [2019-12-07 16:26:40,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 16:26:40,787 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-12-07 16:26:40,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:40,790 INFO L225 Difference]: With dead ends: 521 [2019-12-07 16:26:40,790 INFO L226 Difference]: Without dead ends: 416 [2019-12-07 16:26:40,791 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:26:40,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2019-12-07 16:26:40,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 208. [2019-12-07 16:26:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2019-12-07 16:26:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 275 transitions. [2019-12-07 16:26:40,815 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 275 transitions. Word has length 34 [2019-12-07 16:26:40,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:40,815 INFO L462 AbstractCegarLoop]: Abstraction has 208 states and 275 transitions. [2019-12-07 16:26:40,815 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:26:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 275 transitions. [2019-12-07 16:26:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-07 16:26:40,816 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:26:40,816 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:26:41,017 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 16:26:41,018 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:26:41,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:26:41,019 INFO L82 PathProgramCache]: Analyzing trace with hash -242371192, now seen corresponding path program 1 times [2019-12-07 16:26:41,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 16:26:41,020 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89579620] [2019-12-07 16:26:41,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 16:26:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:41,173 INFO L264 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:26:41,174 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:41,190 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,190 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,210 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89579620] [2019-12-07 16:26:41,210 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [45188948] [2019-12-07 16:26:41,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 16:26:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:41,306 INFO L264 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 16:26:41,308 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:41,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,311 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [780719089] [2019-12-07 16:26:41,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:26:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:26:41,486 INFO L264 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 16:26:41,488 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:26:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,491 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:26:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:26:41,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 16:26:41,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2019-12-07 16:26:41,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135286176] [2019-12-07 16:26:41,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:26:41,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 16:26:41,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:26:41,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:26:41,497 INFO L87 Difference]: Start difference. First operand 208 states and 275 transitions. Second operand 8 states. [2019-12-07 16:26:41,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:26:41,771 INFO L93 Difference]: Finished difference Result 358 states and 481 transitions. [2019-12-07 16:26:41,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:26:41,772 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-12-07 16:26:41,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:26:41,772 INFO L225 Difference]: With dead ends: 358 [2019-12-07 16:26:41,772 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:26:41,773 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 16:26:41,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:26:41,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:26:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:26:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:26:41,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2019-12-07 16:26:41,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:26:41,773 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:26:41,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:26:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:26:41,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:26:42,375 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 16:26:42,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:26:42,817 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2019-12-07 16:26:43,004 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2019-12-07 16:26:43,123 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2019-12-07 16:26:43,289 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2019-12-07 16:26:43,590 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2019-12-07 16:26:43,939 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2019-12-07 16:26:44,232 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2019-12-07 16:26:44,368 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 25 [2019-12-07 16:26:44,370 INFO L242 CegarLoopResult]: At program point L580-3(lines 575 583) the Hoare annotation is: false [2019-12-07 16:26:44,371 INFO L242 CegarLoopResult]: At program point L580-4(lines 575 583) the Hoare annotation is: false [2019-12-07 16:26:44,371 INFO L242 CegarLoopResult]: At program point L580-5(lines 575 583) the Hoare annotation is: false [2019-12-07 16:26:44,371 INFO L242 CegarLoopResult]: At program point L861(lines 856 864) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse3 .cse4 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 .cse5 .cse2 .cse6) (and .cse3 .cse4 .cse1 .cse5 .cse2 .cse6))) [2019-12-07 16:26:44,371 INFO L242 CegarLoopResult]: At program point L861-1(lines 856 864) the Hoare annotation is: false [2019-12-07 16:26:44,371 INFO L242 CegarLoopResult]: At program point L861-2(lines 856 864) the Hoare annotation is: false [2019-12-07 16:26:44,371 INFO L246 CegarLoopResult]: For program point L762(lines 762 769) no Hoare annotation was computed. [2019-12-07 16:26:44,371 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L249 CegarLoopResult]: At program point L762-1(lines 762 769) the Hoare annotation is: true [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L531(lines 531 539) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L531-1(lines 531 539) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L531-2(lines 531 539) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L911(lines 911 921) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L911-2(lines 911 921) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L911-4(lines 911 921) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L242 CegarLoopResult]: At program point L466(lines 419 467) the Hoare annotation is: false [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2019-12-07 16:26:44,372 INFO L246 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,373 INFO L246 CegarLoopResult]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2019-12-07 16:26:44,373 INFO L246 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,373 INFO L246 CegarLoopResult]: For program point L780-2(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,373 INFO L246 CegarLoopResult]: For program point L450(lines 450 461) no Hoare annotation was computed. [2019-12-07 16:26:44,373 INFO L242 CegarLoopResult]: At program point L896(lines 495 501) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse0 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse3 .cse1) (and .cse2 .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse1))) [2019-12-07 16:26:44,373 INFO L242 CegarLoopResult]: At program point L896-1(lines 495 501) the Hoare annotation is: false [2019-12-07 16:26:44,373 INFO L242 CegarLoopResult]: At program point L896-2(lines 495 501) the Hoare annotation is: false [2019-12-07 16:26:44,373 INFO L242 CegarLoopResult]: At program point L665(lines 1 927) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:26:44,373 INFO L242 CegarLoopResult]: At program point L502(lines 502 508) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 .cse4 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 .cse5 .cse2) (and .cse3 .cse4 .cse1 .cse5 .cse2))) [2019-12-07 16:26:44,374 INFO L242 CegarLoopResult]: At program point L502-1(lines 502 508) the Hoare annotation is: false [2019-12-07 16:26:44,374 INFO L242 CegarLoopResult]: At program point L502-2(lines 502 508) the Hoare annotation is: false [2019-12-07 16:26:44,374 INFO L246 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2019-12-07 16:26:44,374 INFO L242 CegarLoopResult]: At program point L635(lines 620 638) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse2 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32)))))) [2019-12-07 16:26:44,374 INFO L242 CegarLoopResult]: At program point L635-1(lines 620 638) the Hoare annotation is: false [2019-12-07 16:26:44,374 INFO L242 CegarLoopResult]: At program point L635-2(lines 620 638) the Hoare annotation is: false [2019-12-07 16:26:44,374 INFO L246 CegarLoopResult]: For program point L421(lines 420 465) no Hoare annotation was computed. [2019-12-07 16:26:44,374 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:26:44,374 INFO L246 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L456-2(lines 450 461) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L869-1(lines 869 875) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L869-2(lines 869 875) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L242 CegarLoopResult]: At program point L737(lines 733 739) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:26:44,375 INFO L246 CegarLoopResult]: For program point L440(lines 440 446) no Hoare annotation was computed. [2019-12-07 16:26:44,375 INFO L242 CegarLoopResult]: At program point L440-1(lines 440 446) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse3) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 16:26:44,376 INFO L242 CegarLoopResult]: At program point L886(lines 881 888) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L804(lines 804 808) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L249 CegarLoopResult]: At program point L771(lines 752 774) the Hoare annotation is: true [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L242 CegarLoopResult]: At program point L689-2(lines 689 703) the Hoare annotation is: false [2019-12-07 16:26:44,376 INFO L242 CegarLoopResult]: At program point L673(lines 668 676) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L527(lines 527 544) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L527-1(lines 527 544) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L527-2(lines 527 544) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L246 CegarLoopResult]: For program point L907(lines 907 924) no Hoare annotation was computed. [2019-12-07 16:26:44,376 INFO L242 CegarLoopResult]: At program point L874(lines 865 878) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2))) [2019-12-07 16:26:44,377 INFO L242 CegarLoopResult]: At program point L907-1(lines 1 927) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse0 .cse1 .cse4 .cse2 .cse5 .cse6) (and .cse3 .cse1 .cse4 .cse2 .cse5 .cse6))) [2019-12-07 16:26:44,377 INFO L242 CegarLoopResult]: At program point L874-1(lines 865 878) the Hoare annotation is: false [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L907-2(lines 907 924) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L242 CegarLoopResult]: At program point L907-3(lines 1 927) the Hoare annotation is: false [2019-12-07 16:26:44,377 INFO L242 CegarLoopResult]: At program point L874-2(lines 865 878) the Hoare annotation is: false [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L907-4(lines 907 924) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L242 CegarLoopResult]: At program point L907-5(lines 1 927) the Hoare annotation is: false [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L792(lines 792 796) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L792-3(lines 792 796) no Hoare annotation was computed. [2019-12-07 16:26:44,377 INFO L246 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-12-07 16:26:44,378 INFO L246 CegarLoopResult]: For program point L693-1(lines 693 697) no Hoare annotation was computed. [2019-12-07 16:26:44,378 INFO L246 CegarLoopResult]: For program point L792-6(lines 792 796) no Hoare annotation was computed. [2019-12-07 16:26:44,378 INFO L242 CegarLoopResult]: At program point L495(lines 491 513) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-12-07 16:26:44,378 INFO L242 CegarLoopResult]: At program point L495-1(lines 491 513) the Hoare annotation is: false [2019-12-07 16:26:44,378 INFO L242 CegarLoopResult]: At program point L495-2(lines 491 513) the Hoare annotation is: false [2019-12-07 16:26:44,378 INFO L246 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-12-07 16:26:44,378 INFO L242 CegarLoopResult]: At program point L430-1(lines 430 436) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse3) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 16:26:44,378 INFO L246 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L246 CegarLoopResult]: For program point L629-2(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L246 CegarLoopResult]: For program point L629-3(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L246 CegarLoopResult]: For program point L629-5(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L246 CegarLoopResult]: For program point L629-6(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L246 CegarLoopResult]: For program point L629-8(lines 629 633) no Hoare annotation was computed. [2019-12-07 16:26:44,379 INFO L242 CegarLoopResult]: At program point L580(lines 575 583) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 .cse4 .cse3) (and .cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse6 .cse3) (and .cse5 .cse1 .cse4 .cse6 .cse3))) [2019-12-07 16:26:44,379 INFO L242 CegarLoopResult]: At program point L580-1(lines 575 583) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1) (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32)) .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1))) [2019-12-07 16:26:44,379 INFO L242 CegarLoopResult]: At program point L580-2(lines 575 583) the Hoare annotation is: false [2019-12-07 16:26:44,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:26:44 BoogieIcfgContainer [2019-12-07 16:26:44,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:26:44,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:26:44,406 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:26:44,406 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:26:44,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:26:36" (3/4) ... [2019-12-07 16:26:44,409 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:26:44,421 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 16:26:44,422 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 16:26:44,422 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 16:26:44,423 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 16:26:44,424 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:26:44,424 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:26:44,425 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:26:44,444 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) [2019-12-07 16:26:44,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,445 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || (((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) [2019-12-07 16:26:44,447 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 16:26:44,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) [2019-12-07 16:26:44,483 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1792cecb-aaae-4619-9153-43e049becfad/bin/utaipan/witness.graphml [2019-12-07 16:26:44,483 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:26:44,484 INFO L168 Benchmark]: Toolchain (without parser) took 8580.25 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 286.8 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,484 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:26:44,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,485 INFO L168 Benchmark]: Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:26:44,485 INFO L168 Benchmark]: RCFGBuilder took 513.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 993.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,485 INFO L168 Benchmark]: TraceAbstraction took 7519.05 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 179.8 MB). Free memory was 993.6 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 320.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,485 INFO L168 Benchmark]: Witness Printer took 77.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:26:44,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 513.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 993.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7519.05 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 179.8 MB). Free memory was 993.6 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 320.6 MB. Max. memory is 11.5 GB. * Witness Printer took 77.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 780]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 780]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 780]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || (((((0bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result)) || (((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == tmp) && 2bv32 == \result) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 87 locations, 3 error locations. Result: SAFE, OverallTime: 5.4s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, HoareTripleCheckerStatistics: 790 SDtfs, 863 SDslu, 1358 SDs, 0 SdLazy, 199 SolverSat, 43 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 818 GetRequests, 777 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 423 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 98 NumberOfFragments, 742 HoareAnnotationTreeSize, 37 FomulaSimplifications, 27479 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 37 FomulaSimplificationsInter, 5183 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 411 NumberOfCodeBlocks, 411 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 798 ConstructedInterpolants, 0 QuantifiedInterpolants, 61654 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2407 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 78/96 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...