./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.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_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ...................................................................................................................................... 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_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:47:50,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:47:50,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:47:50,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:47:50,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:47:50,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:47:50,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:47:50,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:47:50,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:47:50,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:47:50,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:47:50,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:47:50,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:47:50,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:47:50,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:47:50,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:47:50,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:47:50,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:47:50,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:47:50,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:47:50,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:47:50,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:47:50,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:47:50,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:47:50,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:47:50,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:47:50,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:47:50,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:47:50,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:47:50,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:47:50,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:47:50,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:47:50,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:47:50,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:47:50,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:47:50,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:47:50,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:47:50,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:47:50,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:47:50,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:47:50,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:47:50,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:47:50,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:47:50,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:47:50,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:47:50,648 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:47:50,648 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:47:50,648 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:47:50,649 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:47:50,649 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:47:50,650 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:47:50,650 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:47:50,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:47:50,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:47:50,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:47:50,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:47:50,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:47:50,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:47:50,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:47:50,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:47:50,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:47:50,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:47:50,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:47:50,653 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_7a3fff46-92b8-47da-a49b-8d887414d0af/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2019-12-07 15:47:50,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:47:50,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:47:50,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:47:50,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:47:50,773 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:47:50,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-12-07 15:47:50,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/27cc349e7/45a0b160bc8a4e739ba659f61d56bad4/FLAG2e5e988e6 [2019-12-07 15:47:51,209 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:47:51,209 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-12-07 15:47:51,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/27cc349e7/45a0b160bc8a4e739ba659f61d56bad4/FLAG2e5e988e6 [2019-12-07 15:47:51,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/27cc349e7/45a0b160bc8a4e739ba659f61d56bad4 [2019-12-07 15:47:51,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:47:51,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:47:51,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:47:51,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:47:51,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:47:51,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:47:51" (1/1) ... [2019-12-07 15:47:51,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a523291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:51, skipping insertion in model container [2019-12-07 15:47:51,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:47:51" (1/1) ... [2019-12-07 15:47:51,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:47:51,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:47:51,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:47:51,855 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 15:47:51,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@618a595a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:51, skipping insertion in model container [2019-12-07 15:47:51,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:47:51,856 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:47:51,858 INFO L168 Benchmark]: Toolchain (without parser) took 252.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:51,858 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:47:51,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.6 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:47:51,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 250.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.6 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 18.1 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 15:47:53,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:47:53,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:47:53,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:47:53,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:47:53,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:47:53,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:47:53,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:47:53,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:47:53,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:47:53,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:47:53,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:47:53,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:47:53,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:47:53,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:47:53,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:47:53,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:47:53,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:47:53,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:47:53,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:47:53,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:47:53,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:47:53,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:47:53,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:47:53,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:47:53,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:47:53,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:47:53,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:47:53,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:47:53,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:47:53,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:47:53,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:47:53,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:47:53,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:47:53,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:47:53,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:47:53,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:47:53,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:47:53,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:47:53,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:47:53,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:47:53,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:47:53,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:47:53,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:47:53,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:47:53,077 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:47:53,077 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:47:53,077 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:47:53,077 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:47:53,077 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:47:53,078 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:47:53,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:47:53,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:47:53,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:47:53,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:47:53,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:47:53,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:47:53,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:47:53,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:47:53,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:47:53,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:47:53,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:47:53,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:47:53,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:47:53,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:47:53,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:47:53,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:47:53,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:47:53,082 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:47:53,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:47:53,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:47:53,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:47:53,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:47:53,083 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_7a3fff46-92b8-47da-a49b-8d887414d0af/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2019-12-07 15:47:53,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:47:53,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:47:53,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:47:53,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:47:53,267 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:47:53,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-12-07 15:47:53,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/0bc6e0540/6649d87e63134a9294cba481d34f9638/FLAG4dc604347 [2019-12-07 15:47:53,827 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:47:53,828 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-12-07 15:47:53,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/0bc6e0540/6649d87e63134a9294cba481d34f9638/FLAG4dc604347 [2019-12-07 15:47:54,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/data/0bc6e0540/6649d87e63134a9294cba481d34f9638 [2019-12-07 15:47:54,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:47:54,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:47:54,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:47:54,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:47:54,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:47:54,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afbba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54, skipping insertion in model container [2019-12-07 15:47:54,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:47:54,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:47:54,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:47:54,542 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:47:54,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:47:54,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:47:54,593 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:47:54,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:47:54,658 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:47:54,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54 WrapperNode [2019-12-07 15:47:54,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:47:54,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:47:54,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:47:54,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:47:54,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:47:54,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:47:54,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:47:54,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:47:54,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... [2019-12-07 15:47:54,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:47:54,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:47:54,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:47:54,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:47:54,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:54,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:47:54,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:47:54,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:47:54,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:47:55,378 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:47:55,378 INFO L287 CfgBuilder]: Removed 194 assume(true) statements. [2019-12-07 15:47:55,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:47:55 BoogieIcfgContainer [2019-12-07 15:47:55,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:47:55,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:47:55,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:47:55,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:47:55,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:47:54" (1/3) ... [2019-12-07 15:47:55,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@217b84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:47:55, skipping insertion in model container [2019-12-07 15:47:55,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:47:54" (2/3) ... [2019-12-07 15:47:55,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@217b84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:47:55, skipping insertion in model container [2019-12-07 15:47:55,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:47:55" (3/3) ... [2019-12-07 15:47:55,387 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45.cil.c [2019-12-07 15:47:55,394 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:47:55,398 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:47:55,406 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:47:55,423 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:47:55,423 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:47:55,423 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:47:55,423 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:47:55,423 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:47:55,423 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:47:55,423 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:47:55,424 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:47:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2019-12-07 15:47:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 15:47:55,441 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:55,442 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:47:55,442 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:55,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:55,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1990737743, now seen corresponding path program 1 times [2019-12-07 15:47:55,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:55,454 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013019771] [2019-12-07 15:47:55,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:55,591 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:47:55,594 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:55,605 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 15:47:55,605 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:55,608 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 15:47:55,609 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013019771] [2019-12-07 15:47:55,610 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:55,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:47:55,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7131072] [2019-12-07 15:47:55,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:47:55,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:55,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:47:55,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:47:55,624 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2019-12-07 15:47:55,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:55,647 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2019-12-07 15:47:55,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:47:55,648 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 15:47:55,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:55,657 INFO L225 Difference]: With dead ends: 259 [2019-12-07 15:47:55,657 INFO L226 Difference]: Without dead ends: 129 [2019-12-07 15:47:55,660 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 15:47:55,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-12-07 15:47:55,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-12-07 15:47:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-12-07 15:47:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2019-12-07 15:47:55,692 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2019-12-07 15:47:55,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:55,693 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2019-12-07 15:47:55,693 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:47:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2019-12-07 15:47:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 15:47:55,694 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:55,694 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 15:47:55,895 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:47:55,895 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:55,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:55,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1480807491, now seen corresponding path program 1 times [2019-12-07 15:47:55,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:55,896 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [103716055] [2019-12-07 15:47:55,896 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:56,006 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:47:56,008 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:56,022 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 15:47:56,022 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:56,032 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 15:47:56,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [103716055] [2019-12-07 15:47:56,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:56,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:47:56,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423562201] [2019-12-07 15:47:56,034 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:47:56,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:56,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:47:56,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:47:56,035 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand 4 states. [2019-12-07 15:47:56,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:56,050 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2019-12-07 15:47:56,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:47:56,050 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 15:47:56,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:56,051 INFO L225 Difference]: With dead ends: 129 [2019-12-07 15:47:56,052 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 15:47:56,053 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 15:47:56,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 15:47:56,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 15:47:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 15:47:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 15:47:56,059 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-12-07 15:47:56,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:56,060 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 15:47:56,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:47:56,060 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 15:47:56,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:47:56,061 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:56,061 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] [2019-12-07 15:47:56,262 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:47:56,263 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:56,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1380156086, now seen corresponding path program 1 times [2019-12-07 15:47:56,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:56,265 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [170137971] [2019-12-07 15:47:56,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:56,420 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:47:56,422 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:56,432 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 15:47:56,433 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:56,439 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 15:47:56,440 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [170137971] [2019-12-07 15:47:56,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:56,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 15:47:56,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153127774] [2019-12-07 15:47:56,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:47:56,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:56,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:47:56,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:47:56,442 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 4 states. [2019-12-07 15:47:56,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:56,449 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2019-12-07 15:47:56,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:47:56,450 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 15:47:56,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:56,450 INFO L225 Difference]: With dead ends: 99 [2019-12-07 15:47:56,451 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 15:47:56,451 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 15:47:56,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 15:47:56,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 15:47:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 15:47:56,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-12-07 15:47:56,456 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-12-07 15:47:56,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:56,457 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-12-07 15:47:56,457 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:47:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-12-07 15:47:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 15:47:56,458 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:56,458 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 15:47:56,658 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:47:56,659 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:56,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:56,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1074913896, now seen corresponding path program 1 times [2019-12-07 15:47:56,661 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:56,662 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1442051796] [2019-12-07 15:47:56,662 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:56,795 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:47:56,797 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:56,802 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 15:47:56,802 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:56,804 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 15:47:56,805 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1442051796] [2019-12-07 15:47:56,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:56,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 15:47:56,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130648982] [2019-12-07 15:47:56,805 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 15:47:56,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:56,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:47:56,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:47:56,806 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-12-07 15:47:56,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:56,857 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2019-12-07 15:47:56,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:47:56,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 15:47:56,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:56,859 INFO L225 Difference]: With dead ends: 121 [2019-12-07 15:47:56,859 INFO L226 Difference]: Without dead ends: 75 [2019-12-07 15:47:56,859 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:47:56,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-12-07 15:47:56,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2019-12-07 15:47:56,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 15:47:56,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2019-12-07 15:47:56,866 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2019-12-07 15:47:56,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:56,867 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2019-12-07 15:47:56,867 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 15:47:56,867 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2019-12-07 15:47:56,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 15:47:56,868 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:56,868 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] [2019-12-07 15:47:57,068 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:47:57,070 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:57,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:57,071 INFO L82 PathProgramCache]: Analyzing trace with hash -989359546, now seen corresponding path program 1 times [2019-12-07 15:47:57,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:57,073 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2115488542] [2019-12-07 15:47:57,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:57,220 INFO L264 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:47:57,221 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:57,229 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 15:47:57,230 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:57,244 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 15:47:57,244 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2115488542] [2019-12-07 15:47:57,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:57,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 15:47:57,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352577373] [2019-12-07 15:47:57,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 15:47:57,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:57,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 15:47:57,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 15:47:57,246 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 6 states. [2019-12-07 15:47:57,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:57,296 INFO L93 Difference]: Finished difference Result 263 states and 377 transitions. [2019-12-07 15:47:57,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:47:57,296 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-12-07 15:47:57,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:57,298 INFO L225 Difference]: With dead ends: 263 [2019-12-07 15:47:57,298 INFO L226 Difference]: Without dead ends: 197 [2019-12-07 15:47:57,299 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 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 15:47:57,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-12-07 15:47:57,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 77. [2019-12-07 15:47:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-12-07 15:47:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2019-12-07 15:47:57,312 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2019-12-07 15:47:57,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:57,312 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2019-12-07 15:47:57,313 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 15:47:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2019-12-07 15:47:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 15:47:57,314 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:57,314 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] [2019-12-07 15:47:57,514 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:47:57,515 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:57,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:57,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1690424124, now seen corresponding path program 1 times [2019-12-07 15:47:57,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:57,519 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550613397] [2019-12-07 15:47:57,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:57,657 INFO L264 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:47:57,658 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:57,675 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 15:47:57,676 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:57,680 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 15:47:57,680 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550613397] [2019-12-07 15:47:57,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:57,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:47:57,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547198959] [2019-12-07 15:47:57,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:47:57,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:57,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:47:57,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:47:57,681 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2019-12-07 15:47:57,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:57,807 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2019-12-07 15:47:57,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:47:57,807 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-12-07 15:47:57,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:57,809 INFO L225 Difference]: With dead ends: 364 [2019-12-07 15:47:57,809 INFO L226 Difference]: Without dead ends: 294 [2019-12-07 15:47:57,810 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 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 15:47:57,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-12-07 15:47:57,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2019-12-07 15:47:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-12-07 15:47:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2019-12-07 15:47:57,822 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2019-12-07 15:47:57,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:57,823 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2019-12-07 15:47:57,823 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:47:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2019-12-07 15:47:57,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 15:47:57,823 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:57,824 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 15:47:58,024 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 15:47:58,025 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:58,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:58,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1690580660, now seen corresponding path program 1 times [2019-12-07 15:47:58,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:58,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365914798] [2019-12-07 15:47:58,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:58,175 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:47:58,177 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:58,188 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 15:47:58,188 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:58,191 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 15:47:58,191 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365914798] [2019-12-07 15:47:58,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:58,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:47:58,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408744392] [2019-12-07 15:47:58,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:47:58,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:58,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:47:58,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:47:58,192 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 5 states. [2019-12-07 15:47:58,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:58,316 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2019-12-07 15:47:58,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 15:47:58,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 15:47:58,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:58,319 INFO L225 Difference]: With dead ends: 526 [2019-12-07 15:47:58,319 INFO L226 Difference]: Without dead ends: 394 [2019-12-07 15:47:58,320 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 15:47:58,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2019-12-07 15:47:58,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2019-12-07 15:47:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-12-07 15:47:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2019-12-07 15:47:58,334 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2019-12-07 15:47:58,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:58,334 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2019-12-07 15:47:58,334 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:47:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2019-12-07 15:47:58,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 15:47:58,335 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:58,335 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, 1, 1] [2019-12-07 15:47:58,536 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 15:47:58,537 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:58,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:58,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1651164780, now seen corresponding path program 1 times [2019-12-07 15:47:58,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:58,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264298878] [2019-12-07 15:47:58,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:58,664 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:47:58,665 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:58,676 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 15:47:58,676 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:58,679 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 15:47:58,679 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [264298878] [2019-12-07 15:47:58,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:58,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:47:58,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620623596] [2019-12-07 15:47:58,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:47:58,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:58,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:47:58,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:47:58,681 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand 5 states. [2019-12-07 15:47:58,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:58,729 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2019-12-07 15:47:58,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 15:47:58,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-12-07 15:47:58,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:58,730 INFO L225 Difference]: With dead ends: 355 [2019-12-07 15:47:58,730 INFO L226 Difference]: Without dead ends: 224 [2019-12-07 15:47:58,731 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 15:47:58,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-12-07 15:47:58,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2019-12-07 15:47:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-12-07 15:47:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2019-12-07 15:47:58,740 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2019-12-07 15:47:58,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:58,740 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2019-12-07 15:47:58,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:47:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2019-12-07 15:47:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 15:47:58,741 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:58,741 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, 1, 1] [2019-12-07 15:47:58,941 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 15:47:58,943 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:58,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:58,943 INFO L82 PathProgramCache]: Analyzing trace with hash -381020824, now seen corresponding path program 1 times [2019-12-07 15:47:58,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:58,945 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [966912703] [2019-12-07 15:47:58,945 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:59,083 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:47:59,084 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:59,089 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 15:47:59,089 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:59,097 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 15:47:59,098 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [966912703] [2019-12-07 15:47:59,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:59,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 15:47:59,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704054359] [2019-12-07 15:47:59,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:47:59,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:59,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:47:59,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:47:59,099 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand 4 states. [2019-12-07 15:47:59,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:59,152 INFO L93 Difference]: Finished difference Result 446 states and 601 transitions. [2019-12-07 15:47:59,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 15:47:59,153 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-12-07 15:47:59,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:59,155 INFO L225 Difference]: With dead ends: 446 [2019-12-07 15:47:59,155 INFO L226 Difference]: Without dead ends: 303 [2019-12-07 15:47:59,156 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 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 15:47:59,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2019-12-07 15:47:59,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 251. [2019-12-07 15:47:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-12-07 15:47:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 334 transitions. [2019-12-07 15:47:59,180 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 334 transitions. Word has length 36 [2019-12-07 15:47:59,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:59,180 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 334 transitions. [2019-12-07 15:47:59,180 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:47:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 334 transitions. [2019-12-07 15:47:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 15:47:59,181 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:59,181 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, 1, 1, 1] [2019-12-07 15:47:59,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 15:47:59,383 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:47:59,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:47:59,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1855499608, now seen corresponding path program 1 times [2019-12-07 15:47:59,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:47:59,385 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929202674] [2019-12-07 15:47:59,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/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 15:47:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:47:59,519 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:47:59,520 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:47:59,541 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 15:47:59,541 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:47:59,571 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 15:47:59,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929202674] [2019-12-07 15:47:59,572 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:47:59,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 15:47:59,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977918027] [2019-12-07 15:47:59,572 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 15:47:59,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:47:59,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 15:47:59,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 15:47:59,573 INFO L87 Difference]: Start difference. First operand 251 states and 334 transitions. Second operand 10 states. [2019-12-07 15:47:59,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:47:59,952 INFO L93 Difference]: Finished difference Result 1089 states and 1415 transitions. [2019-12-07 15:47:59,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 15:47:59,952 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2019-12-07 15:47:59,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:47:59,955 INFO L225 Difference]: With dead ends: 1089 [2019-12-07 15:47:59,956 INFO L226 Difference]: Without dead ends: 845 [2019-12-07 15:47:59,956 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2019-12-07 15:47:59,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-12-07 15:47:59,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 251. [2019-12-07 15:47:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-12-07 15:47:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 328 transitions. [2019-12-07 15:47:59,976 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 328 transitions. Word has length 37 [2019-12-07 15:47:59,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:47:59,977 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 328 transitions. [2019-12-07 15:47:59,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 15:47:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 328 transitions. [2019-12-07 15:47:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 15:47:59,977 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:47:59,978 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:48:00,178 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 15:48:00,178 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:48:00,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:48:00,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1441402284, now seen corresponding path program 1 times [2019-12-07 15:48:00,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:48:00,179 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1669766883] [2019-12-07 15:48:00,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 15:48:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:48:00,285 INFO L264 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 15:48:00,287 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:48:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 15:48:00,311 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:48:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 15:48:00,342 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1669766883] [2019-12-07 15:48:00,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:48:00,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 15:48:00,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874281448] [2019-12-07 15:48:00,343 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 15:48:00,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:48:00,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 15:48:00,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 15:48:00,343 INFO L87 Difference]: Start difference. First operand 251 states and 328 transitions. Second operand 10 states. [2019-12-07 15:48:00,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:48:00,695 INFO L93 Difference]: Finished difference Result 763 states and 984 transitions. [2019-12-07 15:48:00,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 15:48:00,695 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2019-12-07 15:48:00,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:48:00,695 INFO L225 Difference]: With dead ends: 763 [2019-12-07 15:48:00,696 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:48:00,697 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 15:48:00,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:48:00,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:48:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:48:00,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:48:00,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-12-07 15:48:00,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:48:00,697 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:48:00,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 15:48:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:48:00,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:48:00,898 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 15:48:00,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:48:01,351 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 115 [2019-12-07 15:48:01,521 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 115 [2019-12-07 15:48:01,653 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 134 [2019-12-07 15:48:01,802 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 123 [2019-12-07 15:48:02,374 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2019-12-07 15:48:02,653 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 17 [2019-12-07 15:48:03,484 WARN L192 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 15 [2019-12-07 15:48:03,899 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2019-12-07 15:48:04,483 WARN L192 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-12-07 15:48:05,429 WARN L192 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2019-12-07 15:48:05,600 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 19 [2019-12-07 15:48:06,381 WARN L192 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2019-12-07 15:48:06,707 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 21 [2019-12-07 15:48:06,794 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,794 INFO L246 CegarLoopResult]: For program point L630(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,794 INFO L246 CegarLoopResult]: For program point L630-2(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,794 INFO L246 CegarLoopResult]: For program point L630-4(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L246 CegarLoopResult]: For program point L630-6(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L246 CegarLoopResult]: For program point L630-8(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L246 CegarLoopResult]: For program point L630-10(lines 630 636) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L246 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L246 CegarLoopResult]: For program point L796-3(lines 796 800) no Hoare annotation was computed. [2019-12-07 15:48:06,795 INFO L242 CegarLoopResult]: At program point L664(lines 659 667) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:48:06,795 INFO L242 CegarLoopResult]: At program point L664-1(lines 659 667) the Hoare annotation is: false [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L598(lines 598 606) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L796-6(lines 796 800) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L242 CegarLoopResult]: At program point L664-2(lines 659 667) the Hoare annotation is: false [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L598-1(lines 598 606) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L598-2(lines 598 606) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L764(lines 764 775) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L568(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L568-1(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L568-2(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,796 INFO L246 CegarLoopResult]: For program point L568-3(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,797 INFO L246 CegarLoopResult]: For program point L568-4(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,797 INFO L246 CegarLoopResult]: For program point L568-5(lines 568 585) no Hoare annotation was computed. [2019-12-07 15:48:06,797 INFO L242 CegarLoopResult]: At program point L833(lines 828 836) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 15:48:06,797 INFO L242 CegarLoopResult]: At program point L833-1(lines 828 836) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:48:06,797 INFO L242 CegarLoopResult]: At program point L833-2(lines 828 836) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2019-12-07 15:48:06,797 INFO L242 CegarLoopResult]: At program point L833-3(lines 828 836) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 15:48:06,797 INFO L242 CegarLoopResult]: At program point L833-4(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-5(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-6(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-7(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-8(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L536(lines 535 554) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-9(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,798 INFO L246 CegarLoopResult]: For program point L536-1(lines 536 542) no Hoare annotation was computed. [2019-12-07 15:48:06,798 INFO L242 CegarLoopResult]: At program point L833-10(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,799 INFO L242 CegarLoopResult]: At program point L536-2(lines 535 554) the Hoare annotation is: false [2019-12-07 15:48:06,799 INFO L242 CegarLoopResult]: At program point L833-11(lines 828 836) the Hoare annotation is: false [2019-12-07 15:48:06,799 INFO L242 CegarLoopResult]: At program point L536-3(lines 535 554) the Hoare annotation is: false [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point L735(lines 734 779) no Hoare annotation was computed. [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point L770-2(lines 536 542) no Hoare annotation was computed. [2019-12-07 15:48:06,799 INFO L246 CegarLoopResult]: For program point L572(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L572-1(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L572-2(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L572-3(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L572-4(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L572-5(lines 572 580) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L936(lines 936 953) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L242 CegarLoopResult]: At program point L936-1(lines 1 956) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) .cse1 .cse2) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L936-2(lines 936 953) no Hoare annotation was computed. [2019-12-07 15:48:06,800 INFO L242 CegarLoopResult]: At program point L936-3(lines 1 956) the Hoare annotation is: false [2019-12-07 15:48:06,800 INFO L246 CegarLoopResult]: For program point L936-4(lines 936 953) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L242 CegarLoopResult]: At program point L936-5(lines 1 956) the Hoare annotation is: false [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L507(lines 507 514) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L249 CegarLoopResult]: At program point L507-1(lines 507 514) the Hoare annotation is: true [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L242 CegarLoopResult]: At program point L906(lines 1 956) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,801 INFO L246 CegarLoopResult]: For program point L873-2(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L873-3(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L873-4(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L873-5(lines 873 879) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L242 CegarLoopResult]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2))) [2019-12-07 15:48:06,802 INFO L242 CegarLoopResult]: At program point L543-1(lines 543 549) the Hoare annotation is: false [2019-12-07 15:48:06,802 INFO L242 CegarLoopResult]: At program point L543-2(lines 543 549) the Hoare annotation is: false [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L940(lines 940 950) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L940-2(lines 940 950) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-12-07 15:48:06,802 INFO L246 CegarLoopResult]: For program point L940-4(lines 940 950) no Hoare annotation was computed. [2019-12-07 15:48:06,803 INFO L242 CegarLoopResult]: At program point L478(lines 474 480) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:48:06,803 INFO L246 CegarLoopResult]: For program point L941(lines 941 947) no Hoare annotation was computed. [2019-12-07 15:48:06,803 INFO L246 CegarLoopResult]: For program point L941-2(lines 941 947) no Hoare annotation was computed. [2019-12-07 15:48:06,803 INFO L246 CegarLoopResult]: For program point L941-4(lines 941 947) no Hoare annotation was computed. [2019-12-07 15:48:06,803 INFO L246 CegarLoopResult]: For program point L744(lines 744 750) no Hoare annotation was computed. [2019-12-07 15:48:06,803 INFO L242 CegarLoopResult]: At program point L744-1(lines 744 750) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9) .cse1 .cse2) (and .cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and .cse3 .cse0 .cse1 .cse2))) [2019-12-07 15:48:06,803 INFO L242 CegarLoopResult]: At program point L878(lines 869 882) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:48:06,803 INFO L242 CegarLoopResult]: At program point L878-1(lines 869 882) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 15:48:06,803 INFO L242 CegarLoopResult]: At program point L878-2(lines 869 882) the Hoare annotation is: false [2019-12-07 15:48:06,804 INFO L242 CegarLoopResult]: At program point L878-3(lines 869 882) the Hoare annotation is: false [2019-12-07 15:48:06,804 INFO L242 CegarLoopResult]: At program point L878-4(lines 869 882) the Hoare annotation is: false [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L242 CegarLoopResult]: At program point L878-5(lines 869 882) the Hoare annotation is: false [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-3(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-5(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-6(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-8(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,804 INFO L246 CegarLoopResult]: For program point L713-9(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point L713-11(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point L713-12(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point L713-14(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point L713-15(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point L713-17(lines 713 717) no Hoare annotation was computed. [2019-12-07 15:48:06,805 INFO L242 CegarLoopResult]: At program point L780(lines 733 781) the Hoare annotation is: false [2019-12-07 15:48:06,805 INFO L249 CegarLoopResult]: At program point L516(lines 497 519) the Hoare annotation is: true [2019-12-07 15:48:06,805 INFO L242 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:48:06,805 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719(lines 704 722) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719-1(lines 704 722) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719-2(lines 704 722) the Hoare annotation is: false [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719-3(lines 704 722) the Hoare annotation is: false [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719-4(lines 704 722) the Hoare annotation is: false [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L719-5(lines 704 722) the Hoare annotation is: false [2019-12-07 15:48:06,806 INFO L246 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2019-12-07 15:48:06,806 INFO L246 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2019-12-07 15:48:06,806 INFO L242 CegarLoopResult]: At program point L754-1(lines 754 760) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655(lines 648 658) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-1(lines 648 658) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-2(lines 648 658) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))))) [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-3(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-4(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-5(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-6(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-7(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,807 INFO L242 CegarLoopResult]: At program point L655-8(lines 648 658) the Hoare annotation is: false [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L242 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: false [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L594-1(lines 594 611) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L594-2(lines 594 611) no Hoare annotation was computed. [2019-12-07 15:48:06,808 INFO L242 CegarLoopResult]: At program point L925(lines 920 927) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:48:06,808 INFO L246 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-12-07 15:48:06,809 INFO L246 CegarLoopResult]: For program point L431-1(lines 536 542) no Hoare annotation was computed. [2019-12-07 15:48:06,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:48:06 BoogieIcfgContainer [2019-12-07 15:48:06,832 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:48:06,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:48:06,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:48:06,833 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:48:06,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:47:55" (3/4) ... [2019-12-07 15:48:06,835 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:48:06,848 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:48:06,849 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:48:06,850 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:48:06,851 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:48:06,852 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:48:06,852 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:48:06,853 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:48:06,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,875 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,875 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:48:06,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:48:06,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 15:48:06,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:48:06,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) [2019-12-07 15:48:06,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:48:06,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:48:06,919 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7a3fff46-92b8-47da-a49b-8d887414d0af/bin/utaipan/witness.graphml [2019-12-07 15:48:06,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:48:06,920 INFO L168 Benchmark]: Toolchain (without parser) took 12629.64 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 353.4 MB). Free memory was 951.0 MB in the beginning and 958.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 345.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,921 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 15:48:06,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -137.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.43 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 15:48:06,921 INFO L168 Benchmark]: Boogie Preprocessor took 34.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,921 INFO L168 Benchmark]: RCFGBuilder took 638.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 77.1 MB). Peak memory consumption was 77.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,922 INFO L168 Benchmark]: TraceAbstraction took 11451.30 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 238.0 MB). Free memory was 999.9 MB in the beginning and 980.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 372.3 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,922 INFO L168 Benchmark]: Witness Printer took 87.16 ms. Allocated memory is still 1.4 GB. Free memory was 980.4 MB in the beginning and 958.7 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:48:06,923 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 366.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -137.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.43 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. * Boogie Preprocessor took 34.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 638.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 77.1 MB). Peak memory consumption was 77.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11451.30 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 238.0 MB). Free memory was 999.9 MB in the beginning and 980.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 372.3 MB. Max. memory is 11.5 GB. * Witness Printer took 87.16 ms. Allocated memory is still 1.4 GB. Free memory was 980.4 MB in the beginning and 958.7 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && \result == 1bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 133 locations, 3 error locations. Result: SAFE, OverallTime: 5.4s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.8s, HoareTripleCheckerStatistics: 1308 SDtfs, 1997 SDslu, 3249 SDs, 0 SdLazy, 448 SolverSat, 85 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 722 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=251occurred 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1253 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 242 NumberOfFragments, 675 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1844845 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 184572 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 676 ConstructedInterpolants, 0 QuantifiedInterpolants, 43183 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2177 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...