./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.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_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 3d4424fd56eee579c48980b036d65ad5b2d9388e ...................................................................................................................................... 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_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 3d4424fd56eee579c48980b036d65ad5b2d9388e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:18:07,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:18:07,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:18:07,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:18:07,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:18:07,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:18:07,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:18:07,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:18:07,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:18:07,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:18:07,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:18:07,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:18:07,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:18:07,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:18:07,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:18:07,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:18:07,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:18:07,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:18:07,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:18:07,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:18:07,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:18:07,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:18:07,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:18:07,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:18:07,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:18:07,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:18:07,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:18:07,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:18:07,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:18:07,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:18:07,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:18:07,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:18:07,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:18:07,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:18:07,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:18:07,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:18:07,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:18:07,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:18:07,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:18:07,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:18:07,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:18:07,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:18:07,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:18:07,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:18:07,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:18:07,648 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:18:07,648 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:18:07,649 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:18:07,649 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:18:07,649 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:18:07,649 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:18:07,649 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:18:07,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:18:07,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:18:07,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:18:07,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:18:07,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:18:07,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:18:07,652 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_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 -> 3d4424fd56eee579c48980b036d65ad5b2d9388e [2019-12-07 20:18:07,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:18:07,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:18:07,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:18:07,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:18:07,761 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:18:07,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-12-07 20:18:07,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/a8d994194/b949780ecdc644399c24929c78e377e2/FLAG87861e01c [2019-12-07 20:18:08,151 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:18:08,152 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-12-07 20:18:08,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/a8d994194/b949780ecdc644399c24929c78e377e2/FLAG87861e01c [2019-12-07 20:18:08,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/a8d994194/b949780ecdc644399c24929c78e377e2 [2019-12-07 20:18:08,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:18:08,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:18:08,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:18:08,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:18:08,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:18:08,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:18:08" (1/1) ... [2019-12-07 20:18:08,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:08, skipping insertion in model container [2019-12-07 20:18:08,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:18:08" (1/1) ... [2019-12-07 20:18:08,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:18:08,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:18:08,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:18:08,432 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 20:18:08,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66bced7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:08, skipping insertion in model container [2019-12-07 20:18:08,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:18:08,433 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:18:08,435 INFO L168 Benchmark]: Toolchain (without parser) took 262.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:08,435 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:18:08,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:08,437 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 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 233]: 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 20:18:09,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:18:09,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:18:09,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:18:09,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:18:09,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:18:09,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:18:09,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:18:09,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:18:09,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:18:09,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:18:09,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:18:09,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:18:09,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:18:09,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:18:09,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:18:09,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:18:09,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:18:09,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:18:09,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:18:09,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:18:09,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:18:09,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:18:09,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:18:09,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:18:09,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:18:09,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:18:09,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:18:09,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:18:09,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:18:09,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:18:09,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:18:09,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:18:09,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:18:09,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:18:09,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:18:09,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:18:09,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:18:09,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:18:09,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:18:09,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:18:09,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:18:09,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:18:09,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:18:09,589 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:18:09,589 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:18:09,589 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:18:09,590 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:18:09,590 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:18:09,590 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:18:09,590 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:18:09,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:18:09,591 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:18:09,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:18:09,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:18:09,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:18:09,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:18:09,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:18:09,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:18:09,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:18:09,594 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_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 -> 3d4424fd56eee579c48980b036d65ad5b2d9388e [2019-12-07 20:18:09,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:18:09,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:18:09,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:18:09,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:18:09,785 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:18:09,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-12-07 20:18:09,823 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/40051d66f/ad4b9b2006584ef9b1c7acb1b4b8e041/FLAGee57ed300 [2019-12-07 20:18:10,305 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:18:10,306 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-12-07 20:18:10,314 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/40051d66f/ad4b9b2006584ef9b1c7acb1b4b8e041/FLAGee57ed300 [2019-12-07 20:18:10,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/data/40051d66f/ad4b9b2006584ef9b1c7acb1b4b8e041 [2019-12-07 20:18:10,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:18:10,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:18:10,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:18:10,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:18:10,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:18:10,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e05d898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10, skipping insertion in model container [2019-12-07 20:18:10,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:18:10,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:18:10,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:18:10,580 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:18:10,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:18:10,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:18:10,633 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:18:10,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:18:10,695 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:18:10,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10 WrapperNode [2019-12-07 20:18:10,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:18:10,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:18:10,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:18:10,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:18:10,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:18:10,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:18:10,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:18:10,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:18:10,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... [2019-12-07 20:18:10,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:18:10,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:18:10,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:18:10,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:18:10,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 20:18:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:18:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:18:10,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:18:10,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:18:11,217 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:18:11,217 INFO L287 CfgBuilder]: Removed 70 assume(true) statements. [2019-12-07 20:18:11,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:18:11 BoogieIcfgContainer [2019-12-07 20:18:11,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:18:11,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:18:11,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:18:11,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:18:11,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:18:10" (1/3) ... [2019-12-07 20:18:11,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2ec980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:18:11, skipping insertion in model container [2019-12-07 20:18:11,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:18:10" (2/3) ... [2019-12-07 20:18:11,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2ec980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:18:11, skipping insertion in model container [2019-12-07 20:18:11,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:18:11" (3/3) ... [2019-12-07 20:18:11,223 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-12-07 20:18:11,230 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:18:11,236 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:18:11,244 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:18:11,260 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:18:11,260 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:18:11,260 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:18:11,260 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:18:11,260 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:18:11,261 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:18:11,261 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:18:11,261 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:18:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-12-07 20:18:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 20:18:11,275 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:18:11,276 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 20:18:11,276 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:18:11,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:18:11,280 INFO L82 PathProgramCache]: Analyzing trace with hash -805652889, now seen corresponding path program 1 times [2019-12-07 20:18:11,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:18:11,288 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470099649] [2019-12-07 20:18:11,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 20:18:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:18:11,424 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:18:11,428 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:18:11,439 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 20:18:11,439 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:18:11,443 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 20:18:11,443 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470099649] [2019-12-07 20:18:11,444 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:18:11,444 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:18:11,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676951499] [2019-12-07 20:18:11,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:18:11,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:18:11,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:18:11,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:18:11,459 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2019-12-07 20:18:11,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:18:11,475 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2019-12-07 20:18:11,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:18:11,476 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 20:18:11,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:18:11,484 INFO L225 Difference]: With dead ends: 115 [2019-12-07 20:18:11,484 INFO L226 Difference]: Without dead ends: 57 [2019-12-07 20:18:11,486 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 20:18:11,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-12-07 20:18:11,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-12-07 20:18:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-12-07 20:18:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2019-12-07 20:18:11,513 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2019-12-07 20:18:11,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:18:11,513 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2019-12-07 20:18:11,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:18:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2019-12-07 20:18:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 20:18:11,514 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:18:11,514 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 20:18:11,715 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:18:11,716 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:18:11,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:18:11,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1024488858, now seen corresponding path program 1 times [2019-12-07 20:18:11,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:18:11,720 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1034709694] [2019-12-07 20:18:11,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 20:18:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:18:11,962 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:18:11,964 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:18:11,977 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 20:18:11,977 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:18:11,986 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 20:18:11,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1034709694] [2019-12-07 20:18:11,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:18:11,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:18:11,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430202050] [2019-12-07 20:18:11,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:18:11,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:18:11,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:18:11,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:18:11,989 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 4 states. [2019-12-07 20:18:11,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:18:11,997 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2019-12-07 20:18:11,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:18:11,998 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 20:18:11,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:18:11,999 INFO L225 Difference]: With dead ends: 57 [2019-12-07 20:18:11,999 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 20:18:11,999 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 20:18:12,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 20:18:12,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 20:18:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 20:18:12,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-12-07 20:18:12,003 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2019-12-07 20:18:12,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:18:12,004 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-12-07 20:18:12,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:18:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-12-07 20:18:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:18:12,005 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:18:12,005 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 20:18:12,205 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:18:12,206 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:18:12,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:18:12,208 INFO L82 PathProgramCache]: Analyzing trace with hash -2087364582, now seen corresponding path program 1 times [2019-12-07 20:18:12,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:18:12,210 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [198311499] [2019-12-07 20:18:12,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 20:18:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:18:12,446 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:18:12,447 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:18:12,464 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 20:18:12,464 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:18:12,473 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 20:18:12,473 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [198311499] [2019-12-07 20:18:12,473 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:18:12,474 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:18:12,474 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817418655] [2019-12-07 20:18:12,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:18:12,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:18:12,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:18:12,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:18:12,475 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2019-12-07 20:18:12,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:18:12,551 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2019-12-07 20:18:12,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:18:12,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 20:18:12,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:18:12,552 INFO L225 Difference]: With dead ends: 112 [2019-12-07 20:18:12,553 INFO L226 Difference]: Without dead ends: 90 [2019-12-07 20:18:12,553 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 20:18:12,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-12-07 20:18:12,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2019-12-07 20:18:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-12-07 20:18:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2019-12-07 20:18:12,563 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2019-12-07 20:18:12,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:18:12,563 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2019-12-07 20:18:12,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:18:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2019-12-07 20:18:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 20:18:12,564 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:18:12,564 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 20:18:12,765 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:18:12,765 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:18:12,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:18:12,765 INFO L82 PathProgramCache]: Analyzing trace with hash -837026654, now seen corresponding path program 1 times [2019-12-07 20:18:12,766 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:18:12,766 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1111218147] [2019-12-07 20:18:12,766 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/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 20:18:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:18:12,874 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:18:12,876 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:18:12,892 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 20:18:12,892 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:18:12,896 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 20:18:12,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1111218147] [2019-12-07 20:18:12,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:18:12,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:18:12,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173954066] [2019-12-07 20:18:12,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:18:12,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:18:12,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:18:12,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:18:12,899 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2019-12-07 20:18:12,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:18:12,974 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2019-12-07 20:18:12,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:18:12,975 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 20:18:12,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:18:12,975 INFO L225 Difference]: With dead ends: 132 [2019-12-07 20:18:12,975 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:18:12,976 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 20:18:12,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:18:12,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:18:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:18:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:18:12,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 20:18:12,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:18:12,977 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:18:12,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:18:12,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:18:12,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:18:13,178 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:18:13,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:18:13,377 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,377 INFO L246 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2019-12-07 20:18:13,377 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:18:13,377 INFO L246 CegarLoopResult]: For program point L829(lines 829 842) no Hoare annotation was computed. [2019-12-07 20:18:13,377 INFO L242 CegarLoopResult]: At program point L681(lines 680 699) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,378 INFO L246 CegarLoopResult]: For program point L681-1(lines 681 687) no Hoare annotation was computed. [2019-12-07 20:18:13,378 INFO L242 CegarLoopResult]: At program point L681-2(lines 680 699) the Hoare annotation is: false [2019-12-07 20:18:13,378 INFO L242 CegarLoopResult]: At program point L681-3(lines 680 699) the Hoare annotation is: false [2019-12-07 20:18:13,378 INFO L242 CegarLoopResult]: At program point L632(lines 628 634) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 20:18:13,378 INFO L242 CegarLoopResult]: At program point L847(lines 798 848) the Hoare annotation is: false [2019-12-07 20:18:13,378 INFO L242 CegarLoopResult]: At program point L583-2(lines 583 597) the Hoare annotation is: false [2019-12-07 20:18:13,378 INFO L246 CegarLoopResult]: For program point L187(lines 187 197) no Hoare annotation was computed. [2019-12-07 20:18:13,378 INFO L249 CegarLoopResult]: At program point L666(lines 647 669) the Hoare annotation is: true [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L187-2(lines 187 197) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L187-4(lines 187 197) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L188-2(lines 188 194) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L246 CegarLoopResult]: For program point L188-4(lines 188 194) no Hoare annotation was computed. [2019-12-07 20:18:13,379 INFO L242 CegarLoopResult]: At program point L172(lines 167 174) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 20:18:13,379 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L800(lines 799 846) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L90-3(lines 90 94) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L90-6(lines 90 94) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point L587-1(lines 681 687) no Hoare annotation was computed. [2019-12-07 20:18:13,380 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,381 INFO L246 CegarLoopResult]: For program point L819(lines 819 825) no Hoare annotation was computed. [2019-12-07 20:18:13,381 INFO L242 CegarLoopResult]: At program point L819-1(lines 819 825) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,381 INFO L242 CegarLoopResult]: At program point L688(lines 688 694) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,381 INFO L242 CegarLoopResult]: At program point L688-1(lines 688 694) the Hoare annotation is: false [2019-12-07 20:18:13,381 INFO L242 CegarLoopResult]: At program point L688-2(lines 688 694) the Hoare annotation is: false [2019-12-07 20:18:13,381 INFO L246 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-12-07 20:18:13,381 INFO L242 CegarLoopResult]: At program point L837-2(lines 681 687) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,382 INFO L242 CegarLoopResult]: At program point L127(lines 122 130) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,382 INFO L242 CegarLoopResult]: At program point L127-1(lines 122 130) the Hoare annotation is: false [2019-12-07 20:18:13,382 INFO L242 CegarLoopResult]: At program point L127-2(lines 122 130) the Hoare annotation is: false [2019-12-07 20:18:13,382 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:18:13,382 INFO L246 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-12-07 20:18:13,382 INFO L249 CegarLoopResult]: At program point L657-1(lines 657 664) the Hoare annotation is: true [2019-12-07 20:18:13,382 INFO L242 CegarLoopResult]: At program point L740(lines 735 743) 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 20:18:13,382 INFO L242 CegarLoopResult]: At program point L740-1(lines 735 743) the Hoare annotation is: false [2019-12-07 20:18:13,382 INFO L242 CegarLoopResult]: At program point L740-2(lines 735 743) the Hoare annotation is: false [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2019-12-07 20:18:13,383 INFO L242 CegarLoopResult]: At program point L65(lines 1 863) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2019-12-07 20:18:13,383 INFO L242 CegarLoopResult]: At program point L809-1(lines 809 815) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,383 INFO L246 CegarLoopResult]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,384 INFO L246 CegarLoopResult]: For program point L860-2(line 860) no Hoare annotation was computed. [2019-12-07 20:18:13,384 INFO L246 CegarLoopResult]: For program point L183(lines 183 200) no Hoare annotation was computed. [2019-12-07 20:18:13,384 INFO L242 CegarLoopResult]: At program point L183-1(lines 1 863) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:18:13,384 INFO L246 CegarLoopResult]: For program point L183-2(lines 183 200) no Hoare annotation was computed. [2019-12-07 20:18:13,384 INFO L242 CegarLoopResult]: At program point L183-3(lines 1 863) the Hoare annotation is: false [2019-12-07 20:18:13,384 INFO L246 CegarLoopResult]: For program point L183-4(lines 183 200) no Hoare annotation was computed. [2019-12-07 20:18:13,384 INFO L242 CegarLoopResult]: At program point L183-5(lines 1 863) the Hoare annotation is: false [2019-12-07 20:18:13,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:18:13 BoogieIcfgContainer [2019-12-07 20:18:13,400 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:18:13,400 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:18:13,400 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:18:13,400 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:18:13,401 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:18:11" (3/4) ... [2019-12-07 20:18:13,404 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:18:13,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:18:13,417 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:18:13,417 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:18:13,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:18:13,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:18:13,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:18:13,419 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:18:13,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 20:18:13,478 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a3ca41f2-e67a-494d-b186-0715702a3bc8/bin/utaipan/witness.graphml [2019-12-07 20:18:13,478 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:18:13,479 INFO L168 Benchmark]: Toolchain (without parser) took 3153.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 953.7 MB in the beginning and 870.1 MB in the end (delta: 83.6 MB). Peak memory consumption was 225.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:13,480 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 20:18:13,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:13,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.42 ms. Allocated memory is still 1.2 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 20:18:13,480 INFO L168 Benchmark]: Boogie Preprocessor took 25.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:18:13,481 INFO L168 Benchmark]: RCFGBuilder took 457.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:13,481 INFO L168 Benchmark]: TraceAbstraction took 2180.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 876.7 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:13,481 INFO L168 Benchmark]: Witness Printer took 77.83 ms. Allocated memory is still 1.2 GB. Free memory was 876.7 MB in the beginning and 870.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:18:13,483 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 369.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.42 ms. Allocated memory is still 1.2 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. * Boogie Preprocessor took 25.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 457.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2180.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 876.7 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 11.5 GB. * Witness Printer took 77.83 ms. Allocated memory is still 1.2 GB. Free memory was 876.7 MB in the beginning and 870.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: 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: 735]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Result: SAFE, OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, 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...