./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be57a8909169924934bb5133fe0a47f53bebc905 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be57a8909169924934bb5133fe0a47f53bebc905 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:27,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:27,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:27,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:27,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:27,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:27,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:27,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:27,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:27,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:27,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:27,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:27,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:27,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:27,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:27,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:27,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:27,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:27,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:27,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:27,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:27,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:27,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:27,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:27,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:27,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:27,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:27,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:27,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:27,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:27,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:27,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:27,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:27,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:27,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:27,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:27,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:27,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:27,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:27,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:27,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:27,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:40:27,680 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:27,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:27,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:27,682 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:27,683 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:27,683 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:27,683 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:40:27,684 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:27,684 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:27,685 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:40:27,685 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:40:27,685 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:27,686 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:40:27,686 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:40:27,687 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:40:27,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:27,688 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:40:27,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:40:27,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:40:27,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:27,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:27,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:27,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:27,691 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:27,691 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:40:27,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:27,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:27,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:27,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:27,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:27,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:27,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:27,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:27,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:27,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:27,694 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:40:27,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:40:27,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:27,694 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:27,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:27,695 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be57a8909169924934bb5133fe0a47f53bebc905 [2020-11-28 07:40:27,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:28,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:28,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:28,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:28,030 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:28,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 07:40:28,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/cc2b239a5/951f00a27109455193172ac0b4f6bb80/FLAG9d68bc093 [2020-11-28 07:40:28,644 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:28,646 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 07:40:28,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/cc2b239a5/951f00a27109455193172ac0b4f6bb80/FLAG9d68bc093 [2020-11-28 07:40:28,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/cc2b239a5/951f00a27109455193172ac0b4f6bb80 [2020-11-28 07:40:28,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:28,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:28,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:28,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:28,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:28,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:28" (1/1) ... [2020-11-28 07:40:28,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af9fc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:28, skipping insertion in model container [2020-11-28 07:40:28,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:28" (1/1) ... [2020-11-28 07:40:28,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:29,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:29,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:29,443 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) [2020-11-28 07:40:29,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b5d4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:29, skipping insertion in model container [2020-11-28 07:40:29,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:29,445 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:40:29,447 INFO L168 Benchmark]: Toolchain (without parser) took 481.89 ms. Allocated memory is still 86.0 MB. Free memory was 48.0 MB in the beginning and 59.3 MB in the end (delta: -11.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:29,447 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 65.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:29,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.30 ms. Allocated memory is still 86.0 MB. Free memory was 47.8 MB in the beginning and 59.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:29,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 65.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 479.30 ms. Allocated memory is still 86.0 MB. Free memory was 47.8 MB in the beginning and 59.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 209]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:40:31,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:40:31,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:40:31,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:40:31,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:40:31,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:40:31,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:40:31,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:40:31,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:40:31,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:40:31,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:40:31,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:40:31,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:40:31,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:40:31,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:40:31,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:40:31,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:40:31,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:40:31,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:40:31,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:40:31,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:40:31,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:40:31,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:40:31,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:40:31,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:40:31,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:40:31,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:40:31,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:40:31,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:40:31,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:40:31,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:40:31,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:40:31,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:40:31,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:40:31,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:40:31,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:40:31,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:40:31,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:40:31,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:40:31,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:40:31,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:40:31,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-28 07:40:31,906 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:40:31,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:40:31,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:40:31,909 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:40:31,909 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:40:31,909 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:40:31,909 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:40:31,910 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:40:31,910 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:40:31,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:40:31,912 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:40:31,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:40:31,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:40:31,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:40:31,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:40:31,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:40:31,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:40:31,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:40:31,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:40:31,915 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:40:31,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:40:31,915 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:40:31,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:40:31,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:40:31,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:40:31,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:40:31,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:40:31,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:40:31,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:40:31,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:40:31,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:40:31,918 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:40:31,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:40:31,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:40:31,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:40:31,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:40:31,919 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be57a8909169924934bb5133fe0a47f53bebc905 [2020-11-28 07:40:32,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:40:32,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:40:32,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:40:32,363 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:40:32,364 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:40:32,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 07:40:32,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/5f48d350e/b488b75a59b04daa8e1f5da3dd18251c/FLAGe3b1f0a56 [2020-11-28 07:40:33,016 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:40:33,017 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2020-11-28 07:40:33,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/5f48d350e/b488b75a59b04daa8e1f5da3dd18251c/FLAGe3b1f0a56 [2020-11-28 07:40:33,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/data/5f48d350e/b488b75a59b04daa8e1f5da3dd18251c [2020-11-28 07:40:33,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:40:33,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:40:33,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:33,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:40:33,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:40:33,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:33" (1/1) ... [2020-11-28 07:40:33,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1b0fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:33, skipping insertion in model container [2020-11-28 07:40:33,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:40:33" (1/1) ... [2020-11-28 07:40:33,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:40:33,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:33,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:33,810 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-28 07:40:33,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:40:33,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:33,938 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:40:34,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:40:34,101 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:40:34,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34 WrapperNode [2020-11-28 07:40:34,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:40:34,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:40:34,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:40:34,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:40:34,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:40:34,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:40:34,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:40:34,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:40:34,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... [2020-11-28 07:40:34,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:40:34,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:40:34,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:40:34,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:40:34,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/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 [2020-11-28 07:40:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:40:34,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 07:40:34,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:40:34,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:40:37,034 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:40:37,034 INFO L298 CfgBuilder]: Removed 166 assume(true) statements. [2020-11-28 07:40:37,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:37 BoogieIcfgContainer [2020-11-28 07:40:37,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:40:37,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:40:37,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:40:37,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:40:37,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:40:33" (1/3) ... [2020-11-28 07:40:37,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e509ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:40:37, skipping insertion in model container [2020-11-28 07:40:37,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:40:34" (2/3) ... [2020-11-28 07:40:37,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e509ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:40:37, skipping insertion in model container [2020-11-28 07:40:37,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:37" (3/3) ... [2020-11-28 07:40:37,045 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2020-11-28 07:40:37,057 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:40:37,064 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 07:40:37,075 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 07:40:37,118 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:40:37,119 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:40:37,119 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:40:37,119 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:40:37,119 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:40:37,119 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:40:37,120 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:40:37,120 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:40:37,142 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-11-28 07:40:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 07:40:37,149 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:37,150 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:37,150 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:37,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:37,156 INFO L82 PathProgramCache]: Analyzing trace with hash -2110279171, now seen corresponding path program 1 times [2020-11-28 07:40:37,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:37,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560545373] [2020-11-28 07:40:37,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/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 [2020-11-28 07:40:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:37,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-28 07:40:37,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:37,478 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:37,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:37,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560545373] [2020-11-28 07:40:37,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:37,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-28 07:40:37,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851947814] [2020-11-28 07:40:37,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 07:40:37,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:37,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 07:40:37,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:40:37,506 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-11-28 07:40:37,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:37,537 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2020-11-28 07:40:37,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 07:40:37,538 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 07:40:37,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:37,549 INFO L225 Difference]: With dead ends: 211 [2020-11-28 07:40:37,550 INFO L226 Difference]: Without dead ends: 103 [2020-11-28 07:40:37,553 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 07:40:37,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-11-28 07:40:37,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-11-28 07:40:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-28 07:40:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-11-28 07:40:37,595 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-11-28 07:40:37,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:37,596 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-11-28 07:40:37,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 07:40:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-28 07:40:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 07:40:37,597 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:37,597 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:37,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-28 07:40:37,814 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:37,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:37,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1364569740, now seen corresponding path program 1 times [2020-11-28 07:40:37,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:37,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875624415] [2020-11-28 07:40:37,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/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 [2020-11-28 07:40:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:38,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:38,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:38,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:38,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875624415] [2020-11-28 07:40:38,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:38,051 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-28 07:40:38,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427930625] [2020-11-28 07:40:38,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:40:38,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:38,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:40:38,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:38,057 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 4 states. [2020-11-28 07:40:38,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:38,083 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-11-28 07:40:38,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:40:38,085 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-28 07:40:38,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:38,089 INFO L225 Difference]: With dead ends: 103 [2020-11-28 07:40:38,089 INFO L226 Difference]: Without dead ends: 45 [2020-11-28 07:40:38,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:38,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-28 07:40:38,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-28 07:40:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-28 07:40:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-28 07:40:38,112 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-11-28 07:40:38,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:38,114 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-28 07:40:38,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:40:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-28 07:40:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 07:40:38,117 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:38,117 INFO L422 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] [2020-11-28 07:40:38,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-28 07:40:38,326 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:38,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:38,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2020-11-28 07:40:38,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:38,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971184626] [2020-11-28 07:40:38,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/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 [2020-11-28 07:40:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:38,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:38,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:38,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:38,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:38,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971184626] [2020-11-28 07:40:38,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:38,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-28 07:40:38,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602166087] [2020-11-28 07:40:38,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 07:40:38,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:38,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 07:40:38,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:38,551 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 4 states. [2020-11-28 07:40:38,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:38,599 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2020-11-28 07:40:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 07:40:38,600 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-28 07:40:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:38,602 INFO L225 Difference]: With dead ends: 146 [2020-11-28 07:40:38,602 INFO L226 Difference]: Without dead ends: 107 [2020-11-28 07:40:38,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 07:40:38,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-28 07:40:38,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2020-11-28 07:40:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-28 07:40:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-11-28 07:40:38,625 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-11-28 07:40:38,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:38,626 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-11-28 07:40:38,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 07:40:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-11-28 07:40:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 07:40:38,628 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:38,628 INFO L422 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] [2020-11-28 07:40:38,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-28 07:40:38,847 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:38,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:38,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2020-11-28 07:40:38,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:38,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473269741] [2020-11-28 07:40:38,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/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 [2020-11-28 07:40:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:39,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 07:40:39,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:39,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:39,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:39,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473269741] [2020-11-28 07:40:39,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:39,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-28 07:40:39,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851655874] [2020-11-28 07:40:39,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 07:40:39,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:39,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 07:40:39,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:40:39,118 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 8 states. [2020-11-28 07:40:39,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:39,526 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2020-11-28 07:40:39,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-28 07:40:39,527 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2020-11-28 07:40:39,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:39,531 INFO L225 Difference]: With dead ends: 483 [2020-11-28 07:40:39,532 INFO L226 Difference]: Without dead ends: 425 [2020-11-28 07:40:39,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-11-28 07:40:39,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-11-28 07:40:39,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2020-11-28 07:40:39,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-11-28 07:40:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2020-11-28 07:40:39,598 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2020-11-28 07:40:39,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:39,598 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2020-11-28 07:40:39,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 07:40:39,599 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2020-11-28 07:40:39,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 07:40:39,605 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:39,605 INFO L422 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] [2020-11-28 07:40:39,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-28 07:40:39,821 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:39,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:39,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2020-11-28 07:40:39,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:39,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586749578] [2020-11-28 07:40:39,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:40,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:40,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:40,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:40,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586749578] [2020-11-28 07:40:40,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:40,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-28 07:40:40,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834403542] [2020-11-28 07:40:40,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 07:40:40,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:40,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 07:40:40,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:40:40,050 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand 3 states. [2020-11-28 07:40:41,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:41,594 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2020-11-28 07:40:41,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:40:41,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-28 07:40:41,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:41,598 INFO L225 Difference]: With dead ends: 414 [2020-11-28 07:40:41,598 INFO L226 Difference]: Without dead ends: 254 [2020-11-28 07:40:41,601 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:40:41,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-11-28 07:40:41,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2020-11-28 07:40:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-11-28 07:40:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2020-11-28 07:40:41,652 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2020-11-28 07:40:41,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:41,652 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2020-11-28 07:40:41,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 07:40:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2020-11-28 07:40:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 07:40:41,655 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:41,656 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:41,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-28 07:40:41,869 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:41,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:41,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1818191244, now seen corresponding path program 1 times [2020-11-28 07:40:41,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:41,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1835796667] [2020-11-28 07:40:41,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:42,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 07:40:42,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:42,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:42,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:42,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:42,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1835796667] [2020-11-28 07:40:42,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:40:42,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-28 07:40:42,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616071758] [2020-11-28 07:40:42,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 07:40:42,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:42,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 07:40:42,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:40:42,105 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand 3 states. [2020-11-28 07:40:42,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:42,141 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2020-11-28 07:40:42,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 07:40:42,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 07:40:42,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:42,143 INFO L225 Difference]: With dead ends: 364 [2020-11-28 07:40:42,143 INFO L226 Difference]: Without dead ends: 118 [2020-11-28 07:40:42,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 07:40:42,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-28 07:40:42,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-28 07:40:42,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-28 07:40:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2020-11-28 07:40:42,164 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2020-11-28 07:40:42,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:42,165 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2020-11-28 07:40:42,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 07:40:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2020-11-28 07:40:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-28 07:40:42,169 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:40:42,169 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 07:40:42,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-28 07:40:42,384 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:40:42,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:40:42,385 INFO L82 PathProgramCache]: Analyzing trace with hash -419705618, now seen corresponding path program 1 times [2020-11-28 07:40:42,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:40:42,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157220773] [2020-11-28 07:40:42,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-28 07:40:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:42,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-28 07:40:42,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:42,642 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:40:42,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157220773] [2020-11-28 07:40:42,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1781388264] [2020-11-28 07:40:42,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-28 07:40:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:40:42,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 07:40:42,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:40:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-28 07:40:42,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:40:43,004 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-28 07:40:43,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-28 07:40:43,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2020-11-28 07:40:43,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314044495] [2020-11-28 07:40:43,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 07:40:43,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:40:43,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 07:40:43,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-28 07:40:43,013 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand 5 states. [2020-11-28 07:40:43,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:40:43,162 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2020-11-28 07:40:43,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:40:43,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-11-28 07:40:43,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:40:43,163 INFO L225 Difference]: With dead ends: 242 [2020-11-28 07:40:43,164 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 07:40:43,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-28 07:40:43,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 07:40:43,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 07:40:43,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 07:40:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 07:40:43,165 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2020-11-28 07:40:43,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:40:43,165 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 07:40:43,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 07:40:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 07:40:43,166 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 07:40:43,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2020-11-28 07:40:43,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 07:40:44,055 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,056 INFO L270 CegarLoopResult]: At program point L168(lines 1 957) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:44,056 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,056 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,056 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,056 INFO L274 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,056 INFO L274 CegarLoopResult]: For program point L897-2(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-3(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-5(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-6(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-8(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-9(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-11(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-12(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,057 INFO L274 CegarLoopResult]: For program point L897-14(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,058 INFO L274 CegarLoopResult]: For program point L897-15(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,058 INFO L274 CegarLoopResult]: For program point L897-17(lines 897 901) no Hoare annotation was computed. [2020-11-28 07:40:44,058 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:44,058 INFO L270 CegarLoopResult]: At program point L700(lines 651 701) the Hoare annotation is: false [2020-11-28 07:40:44,058 INFO L274 CegarLoopResult]: For program point L932(lines 932 945) no Hoare annotation was computed. [2020-11-28 07:40:44,058 INFO L270 CegarLoopResult]: At program point L932-1(lines 1 957) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,058 INFO L274 CegarLoopResult]: For program point L932-2(lines 932 945) no Hoare annotation was computed. [2020-11-28 07:40:44,058 INFO L270 CegarLoopResult]: At program point L932-3(lines 1 957) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L274 CegarLoopResult]: For program point L932-4(lines 932 945) no Hoare annotation was computed. [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L932-5(lines 1 957) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L274 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,059 INFO L270 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,060 INFO L270 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2020-11-28 07:40:44,060 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-11-28 07:40:44,060 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,060 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-28 07:40:44,060 INFO L274 CegarLoopResult]: For program point L936(lines 936 942) no Hoare annotation was computed. [2020-11-28 07:40:44,060 INFO L270 CegarLoopResult]: At program point L903(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,060 INFO L270 CegarLoopResult]: At program point L903-1(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,060 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 942) no Hoare annotation was computed. [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L903-2(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L903-3(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,061 INFO L274 CegarLoopResult]: For program point L936-4(lines 936 942) no Hoare annotation was computed. [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L903-4(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L903-5(lines 888 906) the Hoare annotation is: false [2020-11-28 07:40:44,061 INFO L274 CegarLoopResult]: For program point L672(lines 672 678) no Hoare annotation was computed. [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L672-1(lines 672 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L839(lines 832 842) the Hoare annotation is: false [2020-11-28 07:40:44,061 INFO L270 CegarLoopResult]: At program point L839-1(lines 832 842) the Hoare annotation is: false [2020-11-28 07:40:44,062 INFO L270 CegarLoopResult]: At program point L839-2(lines 832 842) the Hoare annotation is: false [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point L911(lines 911 917) no Hoare annotation was computed. [2020-11-28 07:40:44,062 INFO L270 CegarLoopResult]: At program point L911-1(lines 911 917) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 07:40:44,062 INFO L274 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-11-28 07:40:44,063 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-28 07:40:44,063 INFO L274 CegarLoopResult]: For program point L682(lines 682 695) no Hoare annotation was computed. [2020-11-28 07:40:44,063 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-28 07:40:44,063 INFO L270 CegarLoopResult]: At program point L848(lines 843 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,063 INFO L270 CegarLoopResult]: At program point L848-1(lines 843 851) the Hoare annotation is: false [2020-11-28 07:40:44,063 INFO L274 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-11-28 07:40:44,063 INFO L270 CegarLoopResult]: At program point L848-2(lines 843 851) the Hoare annotation is: false [2020-11-28 07:40:44,063 INFO L274 CegarLoopResult]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2020-11-28 07:40:44,063 INFO L274 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L58-1(lines 720 726) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L752(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L752-1(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L752-2(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L653(lines 652 699) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L752-3(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,064 INFO L274 CegarLoopResult]: For program point L752-4(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,065 INFO L274 CegarLoopResult]: For program point L752-5(lines 752 769) no Hoare annotation was computed. [2020-11-28 07:40:44,065 INFO L270 CegarLoopResult]: At program point L720(lines 719 738) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,065 INFO L274 CegarLoopResult]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2020-11-28 07:40:44,065 INFO L274 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-11-28 07:40:44,065 INFO L270 CegarLoopResult]: At program point L720-2(lines 719 738) the Hoare annotation is: false [2020-11-28 07:40:44,065 INFO L270 CegarLoopResult]: At program point L720-3(lines 719 738) the Hoare annotation is: false [2020-11-28 07:40:44,065 INFO L274 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-11-28 07:40:44,065 INFO L270 CegarLoopResult]: At program point L688-1(lines 720 726) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,065 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L954-1(line 954) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L954-2(line 954) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756-3(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756-4(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,066 INFO L274 CegarLoopResult]: For program point L756-5(lines 756 764) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L274 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L274 CegarLoopResult]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L274 CegarLoopResult]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 07:40:44,067 INFO L270 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,067 INFO L270 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2020-11-28 07:40:44,067 INFO L270 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-28 07:40:44,068 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L727(lines 727 733) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L727-1(lines 727 733) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L727-2(lines 727 733) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L595(lines 590 598) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L595-1(lines 590 598) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L270 CegarLoopResult]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2020-11-28 07:40:44,068 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-11-28 07:40:44,069 INFO L270 CegarLoopResult]: At program point L662-1(lines 662 668) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-28 07:40:44,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:40:44 BoogieIcfgContainer [2020-11-28 07:40:44,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:40:44,111 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:40:44,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:40:44,112 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:40:44,112 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:40:37" (3/4) ... [2020-11-28 07:40:44,115 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 07:40:44,135 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 07:40:44,136 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 07:40:44,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 07:40:44,138 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 07:40:44,139 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 07:40:44,140 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:40:44,141 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:40:44,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-28 07:40:44,273 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cb9edb06-c6ec-4504-8fb0-d2b9d7f0416a/bin/utaipan/witness.graphml [2020-11-28 07:40:44,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:40:44,275 INFO L168 Benchmark]: Toolchain (without parser) took 10964.52 ms. Allocated memory was 50.3 MB in the beginning and 100.7 MB in the end (delta: 50.3 MB). Free memory was 26.7 MB in the beginning and 55.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,276 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:40:44,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.63 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 26.4 MB in the beginning and 34.3 MB in the end (delta: -7.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.41 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 31.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,278 INFO L168 Benchmark]: Boogie Preprocessor took 88.75 ms. Allocated memory is still 67.1 MB. Free memory was 30.7 MB in the beginning and 47.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,278 INFO L168 Benchmark]: RCFGBuilder took 2752.51 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 47.2 MB in the beginning and 58.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,279 INFO L168 Benchmark]: TraceAbstraction took 7072.64 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 58.0 MB in the beginning and 64.7 MB in the end (delta: -6.8 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,279 INFO L168 Benchmark]: Witness Printer took 161.51 ms. Allocated memory is still 100.7 MB. Free memory was 64.7 MB in the beginning and 55.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:40:44,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 789.63 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 26.4 MB in the beginning and 34.3 MB in the end (delta: -7.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.41 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 31.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.75 ms. Allocated memory is still 67.1 MB. Free memory was 30.7 MB in the beginning and 47.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2752.51 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 47.2 MB in the beginning and 58.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7072.64 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 58.0 MB in the beginning and 64.7 MB in the end (delta: -6.8 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. * Witness Printer took 161.51 ms. Allocated memory is still 100.7 MB. Free memory was 64.7 MB in the beginning and 55.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.4s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1003 SDslu, 785 SDs, 0 SdLazy, 153 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 140 HoareAnnotationTreeSize, 44 FomulaSimplifications, 6254 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 27914 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1614 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 46/56 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...