./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.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_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 70ea5eb10d82b903f50468d78668817b6c6916a6 ...................................................................................................................................... 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_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 70ea5eb10d82b903f50468d78668817b6c6916a6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:27:17,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:27:17,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:27:17,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:27:17,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:27:17,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:27:17,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:27:17,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:27:17,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:27:17,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:27:17,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:27:17,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:27:17,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:27:17,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:27:17,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:27:17,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:27:17,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:27:17,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:27:17,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:27:17,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:27:17,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:27:17,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:27:17,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:27:17,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:27:17,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:27:17,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:27:17,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:27:17,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:27:17,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:27:17,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:27:17,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:27:17,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:27:17,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:27:17,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:27:17,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:27:17,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:27:17,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:27:17,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:27:17,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:27:17,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:27:17,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:27:17,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 11:27:17,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:27:17,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:27:17,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:27:17,674 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:27:17,674 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:27:17,674 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 11:27:17,675 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:27:17,676 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 11:27:17,676 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 11:27:17,676 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 11:27:17,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:27:17,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:27:17,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:27:17,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:27:17,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:27:17,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:27:17,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:27:17,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:27:17,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:27:17,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:27:17,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:27:17,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:27:17,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:27:17,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:27:17,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:27:17,680 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 11:27:17,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:27:17,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:27:17,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:27:17,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:27:17,681 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_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 -> 70ea5eb10d82b903f50468d78668817b6c6916a6 [2019-12-07 11:27:17,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:27:17,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:27:17,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:27:17,791 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:27:17,792 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:27:17,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2019-12-07 11:27:17,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/06fecc531/2b792672e83d4e20b06b7de88cea15e0/FLAG6803d6ebd [2019-12-07 11:27:18,267 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:27:18,267 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2019-12-07 11:27:18,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/06fecc531/2b792672e83d4e20b06b7de88cea15e0/FLAG6803d6ebd [2019-12-07 11:27:18,283 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/06fecc531/2b792672e83d4e20b06b7de88cea15e0 [2019-12-07 11:27:18,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:27:18,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:27:18,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:27:18,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:27:18,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:27:18,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:27:18" (1/1) ... [2019-12-07 11:27:18,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cce1fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:18, skipping insertion in model container [2019-12-07 11:27:18,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:27:18" (1/1) ... [2019-12-07 11:27:18,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:27:18,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:27:18,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:27:18,544 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 11:27:18,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76683a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:18, skipping insertion in model container [2019-12-07 11:27:18,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:27:18,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 11:27:18,546 INFO L168 Benchmark]: Toolchain (without parser) took 260.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:18,547 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:27:18,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:18,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 258.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 163]: 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 11:27:19,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:27:19,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:27:19,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:27:19,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:27:19,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:27:19,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:27:19,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:27:19,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:27:19,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:27:19,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:27:19,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:27:19,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:27:19,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:27:19,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:27:19,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:27:19,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:27:19,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:27:19,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:27:19,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:27:19,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:27:19,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:27:19,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:27:19,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:27:19,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:27:19,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:27:19,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:27:19,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:27:19,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:27:19,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:27:19,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:27:19,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:27:19,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:27:19,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:27:19,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:27:19,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:27:19,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:27:19,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:27:19,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:27:19,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:27:19,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:27:19,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 11:27:19,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:27:19,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:27:19,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 11:27:19,721 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 11:27:19,721 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 11:27:19,721 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 11:27:19,721 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 11:27:19,721 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 11:27:19,721 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 11:27:19,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:27:19,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:27:19,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:27:19,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:27:19,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:27:19,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:27:19,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:27:19,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:27:19,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:27:19,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:27:19,725 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 11:27:19,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 11:27:19,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:27:19,725 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:27:19,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:27:19,725 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_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 -> 70ea5eb10d82b903f50468d78668817b6c6916a6 [2019-12-07 11:27:19,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:27:19,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:27:19,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:27:19,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:27:19,914 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:27:19,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2019-12-07 11:27:19,953 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/28dfae7af/17681a6a565f4c92a73b161d7592af47/FLAG0012b0954 [2019-12-07 11:27:20,448 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:27:20,448 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2019-12-07 11:27:20,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/28dfae7af/17681a6a565f4c92a73b161d7592af47/FLAG0012b0954 [2019-12-07 11:27:20,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/data/28dfae7af/17681a6a565f4c92a73b161d7592af47 [2019-12-07 11:27:20,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:27:20,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:27:20,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:27:20,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:27:20,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:27:20,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:27:20" (1/1) ... [2019-12-07 11:27:20,943 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 11:27:20, skipping insertion in model container [2019-12-07 11:27:20,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:27:20" (1/1) ... [2019-12-07 11:27:20,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:27:20,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:27:21,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:27:21,182 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 11:27:21,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:27:21,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:27:21,230 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:27:21,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:27:21,287 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:27:21,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21 WrapperNode [2019-12-07 11:27:21,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:27:21,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:27:21,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:27:21,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:27:21,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:27:21,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:27:21,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:27:21,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:27:21,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... [2019-12-07 11:27:21,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:27:21,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:27:21,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:27:21,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:27:21,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 11:27:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 11:27:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 11:27:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:27:21,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:27:21,837 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:27:21,837 INFO L287 CfgBuilder]: Removed 70 assume(true) statements. [2019-12-07 11:27:21,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:27:21 BoogieIcfgContainer [2019-12-07 11:27:21,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:27:21,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:27:21,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:27:21,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:27:21,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:27:20" (1/3) ... [2019-12-07 11:27:21,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce26ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:27:21, skipping insertion in model container [2019-12-07 11:27:21,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:27:21" (2/3) ... [2019-12-07 11:27:21,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce26ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:27:21, skipping insertion in model container [2019-12-07 11:27:21,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:27:21" (3/3) ... [2019-12-07 11:27:21,842 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2019-12-07 11:27:21,849 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:27:21,854 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 11:27:21,862 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 11:27:21,878 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:27:21,878 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:27:21,878 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:27:21,878 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:27:21,878 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:27:21,878 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:27:21,878 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:27:21,878 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:27:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-12-07 11:27:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 11:27:21,892 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:27:21,893 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 11:27:21,893 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:27:21,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:27:21,897 INFO L82 PathProgramCache]: Analyzing trace with hash -805652889, now seen corresponding path program 1 times [2019-12-07 11:27:21,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:27:21,905 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1188356785] [2019-12-07 11:27:21,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 11:27:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:27:22,036 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 11:27:22,040 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:27:22,051 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 11:27:22,052 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:27:22,057 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 11:27:22,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1188356785] [2019-12-07 11:27:22,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:27:22,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 11:27:22,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925555308] [2019-12-07 11:27:22,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 11:27:22,062 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:27:22,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 11:27:22,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:27:22,072 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2019-12-07 11:27:22,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:27:22,091 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2019-12-07 11:27:22,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 11:27:22,092 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 11:27:22,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:27:22,101 INFO L225 Difference]: With dead ends: 115 [2019-12-07 11:27:22,101 INFO L226 Difference]: Without dead ends: 57 [2019-12-07 11:27:22,104 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 11:27:22,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-12-07 11:27:22,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-12-07 11:27:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-12-07 11:27:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2019-12-07 11:27:22,133 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2019-12-07 11:27:22,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:27:22,133 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2019-12-07 11:27:22,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 11:27:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2019-12-07 11:27:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 11:27:22,134 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:27:22,135 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 11:27:22,335 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 11:27:22,336 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:27:22,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:27:22,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1024488858, now seen corresponding path program 1 times [2019-12-07 11:27:22,338 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:27:22,338 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27042519] [2019-12-07 11:27:22,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 11:27:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:27:22,532 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:27:22,533 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:27:22,546 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 11:27:22,546 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:27:22,554 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 11:27:22,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27042519] [2019-12-07 11:27:22,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:27:22,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 11:27:22,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878477433] [2019-12-07 11:27:22,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:27:22,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:27:22,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:27:22,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:27:22,557 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 4 states. [2019-12-07 11:27:22,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:27:22,565 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2019-12-07 11:27:22,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:27:22,566 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 11:27:22,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:27:22,566 INFO L225 Difference]: With dead ends: 57 [2019-12-07 11:27:22,567 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 11:27:22,567 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 11:27:22,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 11:27:22,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 11:27:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 11:27:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-12-07 11:27:22,571 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2019-12-07 11:27:22,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:27:22,571 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-12-07 11:27:22,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:27:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-12-07 11:27:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 11:27:22,572 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:27:22,572 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 11:27:22,772 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 11:27:22,773 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:27:22,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:27:22,775 INFO L82 PathProgramCache]: Analyzing trace with hash -2087364582, now seen corresponding path program 1 times [2019-12-07 11:27:22,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:27:22,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195264666] [2019-12-07 11:27:22,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 11:27:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:27:23,027 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:27:23,029 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:27:23,042 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 11:27:23,043 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:27:23,049 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 11:27:23,050 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [195264666] [2019-12-07 11:27:23,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:27:23,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 11:27:23,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754198749] [2019-12-07 11:27:23,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:27:23,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:27:23,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:27:23,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:27:23,051 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2019-12-07 11:27:23,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:27:23,112 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2019-12-07 11:27:23,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 11:27:23,112 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 11:27:23,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:27:23,114 INFO L225 Difference]: With dead ends: 112 [2019-12-07 11:27:23,114 INFO L226 Difference]: Without dead ends: 90 [2019-12-07 11:27:23,114 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 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 11:27:23,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-12-07 11:27:23,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2019-12-07 11:27:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-12-07 11:27:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2019-12-07 11:27:23,121 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2019-12-07 11:27:23,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:27:23,122 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2019-12-07 11:27:23,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:27:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2019-12-07 11:27:23,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 11:27:23,123 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:27:23,123 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] [2019-12-07 11:27:23,323 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 11:27:23,324 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:27:23,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:27:23,325 INFO L82 PathProgramCache]: Analyzing trace with hash -837026654, now seen corresponding path program 1 times [2019-12-07 11:27:23,327 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 11:27:23,327 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709452743] [2019-12-07 11:27:23,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/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 11:27:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:27:23,533 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 11:27:23,534 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:27:23,549 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 11:27:23,549 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:27:23,552 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 11:27:23,552 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709452743] [2019-12-07 11:27:23,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:27:23,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 11:27:23,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991347401] [2019-12-07 11:27:23,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 11:27:23,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 11:27:23,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 11:27:23,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:27:23,554 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2019-12-07 11:27:23,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:27:23,623 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2019-12-07 11:27:23,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 11:27:23,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 11:27:23,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:27:23,624 INFO L225 Difference]: With dead ends: 132 [2019-12-07 11:27:23,624 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:27:23,625 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 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 11:27:23,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:27:23,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:27:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:27:23,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:27:23,626 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 11:27:23,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:27:23,626 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:27:23,626 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 11:27:23,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:27:23,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:27:23,827 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 11:27:23,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:27:24,043 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,043 INFO L246 CegarLoopResult]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-12-07 11:27:24,043 INFO L249 CegarLoopResult]: At program point L878(lines 859 881) the Hoare annotation is: true [2019-12-07 11:27:24,043 INFO L242 CegarLoopResult]: At program point L845(lines 841 847) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:27:24,044 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:27:24,044 INFO L246 CegarLoopResult]: For program point L582(lines 582 595) no Hoare annotation was computed. [2019-12-07 11:27:24,044 INFO L246 CegarLoopResult]: For program point L764(lines 764 781) no Hoare annotation was computed. [2019-12-07 11:27:24,044 INFO L242 CegarLoopResult]: At program point L764-1(lines 1 881) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,044 INFO L242 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: false [2019-12-07 11:27:24,044 INFO L242 CegarLoopResult]: At program point L698(lines 693 701) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,044 INFO L246 CegarLoopResult]: For program point L764-2(lines 764 781) no Hoare annotation was computed. [2019-12-07 11:27:24,045 INFO L242 CegarLoopResult]: At program point L698-1(lines 693 701) the Hoare annotation is: false [2019-12-07 11:27:24,045 INFO L242 CegarLoopResult]: At program point L764-3(lines 1 881) the Hoare annotation is: false [2019-12-07 11:27:24,045 INFO L246 CegarLoopResult]: For program point L764-4(lines 764 781) no Hoare annotation was computed. [2019-12-07 11:27:24,045 INFO L242 CegarLoopResult]: At program point L698-2(lines 693 701) the Hoare annotation is: false [2019-12-07 11:27:24,045 INFO L242 CegarLoopResult]: At program point L764-5(lines 1 881) the Hoare annotation is: false [2019-12-07 11:27:24,045 INFO L246 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2019-12-07 11:27:24,045 INFO L242 CegarLoopResult]: At program point L600(lines 551 601) the Hoare annotation is: false [2019-12-07 11:27:24,046 INFO L242 CegarLoopResult]: At program point L534(lines 529 537) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point L73(lines 73 77) no Hoare annotation was computed. [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point L553(lines 552 599) no Hoare annotation was computed. [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2019-12-07 11:27:24,046 INFO L246 CegarLoopResult]: For program point L801-1(lines 621 627) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L768-4(lines 768 778) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L769-2(lines 769 775) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point L769-4(lines 769 775) no Hoare annotation was computed. [2019-12-07 11:27:24,047 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,048 INFO L242 CegarLoopResult]: At program point L753(lines 748 755) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:27:24,048 INFO L242 CegarLoopResult]: At program point L621(lines 620 639) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,048 INFO L246 CegarLoopResult]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2019-12-07 11:27:24,048 INFO L242 CegarLoopResult]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2019-12-07 11:27:24,048 INFO L242 CegarLoopResult]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2019-12-07 11:27:24,048 INFO L246 CegarLoopResult]: For program point L869(lines 869 876) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L249 CegarLoopResult]: At program point L869-1(lines 869 876) the Hoare annotation is: true [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L242 CegarLoopResult]: At program point L572-1(lines 572 578) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point L61(lines 61 65) no Hoare annotation was computed. [2019-12-07 11:27:24,049 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:27:24,050 INFO L246 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-12-07 11:27:24,050 INFO L246 CegarLoopResult]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2019-12-07 11:27:24,050 INFO L246 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2019-12-07 11:27:24,050 INFO L242 CegarLoopResult]: At program point L590-2(lines 621 627) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,050 INFO L242 CegarLoopResult]: At program point L526(lines 1 881) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 11:27:24,050 INFO L242 CegarLoopResult]: At program point L98(lines 93 101) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,051 INFO L242 CegarLoopResult]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2019-12-07 11:27:24,051 INFO L242 CegarLoopResult]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2019-12-07 11:27:24,051 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:27:24,051 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 11:27:24,051 INFO L242 CegarLoopResult]: At program point L628(lines 628 634) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,051 INFO L242 CegarLoopResult]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2019-12-07 11:27:24,051 INFO L246 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2019-12-07 11:27:24,052 INFO L242 CegarLoopResult]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2019-12-07 11:27:24,052 INFO L242 CegarLoopResult]: At program point L562-1(lines 562 568) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 11:27:24,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:27:24 BoogieIcfgContainer [2019-12-07 11:27:24,066 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:27:24,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:27:24,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:27:24,066 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:27:24,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:27:21" (3/4) ... [2019-12-07 11:27:24,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:27:24,079 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 11:27:24,079 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 11:27:24,080 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 11:27:24,080 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 11:27:24,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 11:27:24,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:27:24,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:27:24,102 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 11:27:24,128 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3fee63e5-b0ac-4a61-a09e-35bef2f647db/bin/utaipan/witness.graphml [2019-12-07 11:27:24,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:27:24,129 INFO L168 Benchmark]: Toolchain (without parser) took 3191.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 953.7 MB in the beginning and 844.1 MB in the end (delta: 109.6 MB). Peak memory consumption was 216.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,130 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 11:27:24,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.87 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,130 INFO L168 Benchmark]: Boogie Preprocessor took 24.91 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 11:27:24,130 INFO L168 Benchmark]: RCFGBuilder took 485.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,131 INFO L168 Benchmark]: TraceAbstraction took 2227.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 850.8 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,131 INFO L168 Benchmark]: Witness Printer took 62.16 ms. Allocated memory is still 1.1 GB. Free memory was 850.8 MB in the beginning and 844.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 11:27:24,132 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 349.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.87 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 485.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2227.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 850.8 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 11.5 GB. * Witness Printer took 62.16 ms. Allocated memory is still 1.1 GB. Free memory was 850.8 MB in the beginning and 844.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Result: SAFE, OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 67 NumberOfFragments, 101 HoareAnnotationTreeSize, 26 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 5904 SizeOfPredicates, 7 NumberOfNonLiveVariables, 733 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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...