./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d0026e76f5b8e958e588041cb7bf523794c6674 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d0026e76f5b8e958e588041cb7bf523794c6674 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:22:38,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:22:38,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:22:38,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:22:38,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:22:38,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:22:38,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:22:38,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:22:38,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:22:38,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:22:38,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:22:38,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:22:38,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:22:38,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:22:38,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:22:38,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:22:38,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:22:38,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:22:38,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:22:38,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:22:38,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:22:38,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:22:38,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:22:38,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:22:38,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:22:38,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:22:38,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:22:38,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:22:38,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:22:38,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:22:38,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:22:38,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:22:38,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:22:38,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:22:38,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:22:38,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:22:38,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:22:38,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:22:38,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:22:38,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:22:38,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:22:38,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:22:38,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:22:38,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:22:38,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:22:38,324 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:22:38,324 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:22:38,324 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:22:38,324 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:22:38,325 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:22:38,325 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:22:38,326 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:22:38,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:22:38,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:22:38,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:22:38,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:22:38,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:22:38,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:22:38,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:22:38,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:22:38,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:22:38,329 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:22:38,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:22:38,329 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d0026e76f5b8e958e588041cb7bf523794c6674 [2019-12-07 19:22:38,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:22:38,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:22:38,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:22:38,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:22:38,441 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:22:38,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-12-07 19:22:38,482 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/b83a1bba2/defe3472a306441c86b5ba492c39c14d/FLAGed3ee3c38 [2019-12-07 19:22:38,843 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:22:38,843 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-12-07 19:22:38,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/b83a1bba2/defe3472a306441c86b5ba492c39c14d/FLAGed3ee3c38 [2019-12-07 19:22:39,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/b83a1bba2/defe3472a306441c86b5ba492c39c14d [2019-12-07 19:22:39,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:22:39,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:22:39,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:22:39,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:22:39,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:22:39,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:22:39" (1/1) ... [2019-12-07 19:22:39,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c8692a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:39, skipping insertion in model container [2019-12-07 19:22:39,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:22:39" (1/1) ... [2019-12-07 19:22:39,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:22:39,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:22:39,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:22:39,550 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 19:22:39,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1927a205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:39, skipping insertion in model container [2019-12-07 19:22:39,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:22:39,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:22:39,553 INFO L168 Benchmark]: Toolchain (without parser) took 293.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -145.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:39,554 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:22:39,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:39,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 172]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:22:40,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:22:40,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:22:40,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:22:40,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:22:40,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:22:40,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:22:40,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:22:40,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:22:40,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:22:40,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:22:40,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:22:40,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:22:40,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:22:40,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:22:40,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:22:40,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:22:40,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:22:40,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:22:40,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:22:40,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:22:40,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:22:40,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:22:40,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:22:40,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:22:40,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:22:40,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:22:40,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:22:40,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:22:40,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:22:40,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:22:40,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:22:40,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:22:40,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:22:40,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:22:40,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:22:40,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:22:40,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:22:40,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:22:40,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:22:40,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:22:40,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:22:40,773 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:22:40,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:22:40,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:22:40,775 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:22:40,775 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:22:40,775 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:22:40,775 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:22:40,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:22:40,775 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:22:40,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:22:40,776 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:22:40,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:22:40,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:22:40,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:22:40,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:22:40,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:22:40,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:22:40,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:22:40,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:22:40,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:22:40,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:22:40,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:22:40,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:22:40,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:22:40,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:22:40,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:22:40,780 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:22:40,781 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:22:40,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:22:40,781 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:22:40,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:22:40,781 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d0026e76f5b8e958e588041cb7bf523794c6674 [2019-12-07 19:22:40,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:22:40,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:22:40,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:22:40,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:22:40,960 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:22:40,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-12-07 19:22:40,997 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/0b6d10594/07d28cfe75d9482e8c29ba3618ad3d12/FLAG7a40e5b43 [2019-12-07 19:22:41,514 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:22:41,514 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-12-07 19:22:41,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/0b6d10594/07d28cfe75d9482e8c29ba3618ad3d12/FLAG7a40e5b43 [2019-12-07 19:22:41,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/data/0b6d10594/07d28cfe75d9482e8c29ba3618ad3d12 [2019-12-07 19:22:41,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:22:41,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:22:41,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:22:41,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:22:41,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:22:41,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:22:41" (1/1) ... [2019-12-07 19:22:41,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afbba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:41, skipping insertion in model container [2019-12-07 19:22:41,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:22:41" (1/1) ... [2019-12-07 19:22:42,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:22:42,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:22:42,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:22:42,272 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:22:42,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:22:42,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:22:42,327 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:22:42,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:22:42,392 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:22:42,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42 WrapperNode [2019-12-07 19:22:42,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:22:42,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:22:42,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:22:42,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:22:42,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:22:42,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:22:42,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:22:42,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:22:42,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... [2019-12-07 19:22:42,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:22:42,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:22:42,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:22:42,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:22:42,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:22:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:22:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:22:42,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:22:42,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:22:42,999 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:22:42,999 INFO L287 CfgBuilder]: Removed 158 assume(true) statements. [2019-12-07 19:22:43,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:22:43 BoogieIcfgContainer [2019-12-07 19:22:43,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:22:43,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:22:43,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:22:43,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:22:43,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:22:41" (1/3) ... [2019-12-07 19:22:43,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47d531aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:22:43, skipping insertion in model container [2019-12-07 19:22:43,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:22:42" (2/3) ... [2019-12-07 19:22:43,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47d531aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:22:43, skipping insertion in model container [2019-12-07 19:22:43,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:22:43" (3/3) ... [2019-12-07 19:22:43,006 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2019-12-07 19:22:43,013 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:22:43,019 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 19:22:43,026 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 19:22:43,044 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:22:43,044 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:22:43,044 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:22:43,044 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:22:43,044 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:22:43,045 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:22:43,045 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:22:43,045 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:22:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-12-07 19:22:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 19:22:43,061 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:22:43,062 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:22:43,062 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:22:43,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:22:43,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2019-12-07 19:22:43,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:22:43,076 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108454695] [2019-12-07 19:22:43,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 19:22:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:22:43,218 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 19:22:43,222 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:22:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:43,232 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:22:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:43,237 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108454695] [2019-12-07 19:22:43,238 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:22:43,238 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 19:22:43,239 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136127086] [2019-12-07 19:22:43,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 19:22:43,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:22:43,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 19:22:43,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 19:22:43,253 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-12-07 19:22:43,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:22:43,274 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-12-07 19:22:43,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 19:22:43,275 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 19:22:43,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:22:43,286 INFO L225 Difference]: With dead ends: 204 [2019-12-07 19:22:43,286 INFO L226 Difference]: Without dead ends: 101 [2019-12-07 19:22:43,290 INFO L630 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 [2019-12-07 19:22:43,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-12-07 19:22:43,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-12-07 19:22:43,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-12-07 19:22:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-12-07 19:22:43,322 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-12-07 19:22:43,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:22:43,323 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-12-07 19:22:43,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 19:22:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-12-07 19:22:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 19:22:43,324 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:22:43,324 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:22:43,524 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:22:43,525 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:22:43,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:22:43,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2019-12-07 19:22:43,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:22:43,528 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084164429] [2019-12-07 19:22:43,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 19:22:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:22:43,696 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:22:43,698 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:22:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:43,711 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:22:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:43,719 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084164429] [2019-12-07 19:22:43,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:22:43,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:22:43,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546019716] [2019-12-07 19:22:43,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:22:43,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:22:43,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:22:43,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:22:43,721 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 4 states. [2019-12-07 19:22:43,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:22:43,732 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-12-07 19:22:43,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:22:43,733 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 19:22:43,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:22:43,734 INFO L225 Difference]: With dead ends: 101 [2019-12-07 19:22:43,734 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 19:22:43,735 INFO L630 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 [2019-12-07 19:22:43,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 19:22:43,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 19:22:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 19:22:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-12-07 19:22:43,739 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-12-07 19:22:43,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:22:43,739 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-12-07 19:22:43,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:22:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-12-07 19:22:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 19:22:43,740 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:22:43,740 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:22:43,941 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 19:22:43,941 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:22:43,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:22:43,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2019-12-07 19:22:43,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:22:43,942 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1908395930] [2019-12-07 19:22:43,943 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 19:22:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:22:44,079 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:22:44,081 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:22:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,089 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:22:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,095 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1908395930] [2019-12-07 19:22:44,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:22:44,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:22:44,096 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931970458] [2019-12-07 19:22:44,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:22:44,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:22:44,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:22:44,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:22:44,097 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 4 states. [2019-12-07 19:22:44,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:22:44,134 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-12-07 19:22:44,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:22:44,135 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 19:22:44,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:22:44,135 INFO L225 Difference]: With dead ends: 80 [2019-12-07 19:22:44,136 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 19:22:44,136 INFO L630 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 [2019-12-07 19:22:44,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 19:22:44,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 19:22:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 19:22:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-12-07 19:22:44,141 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-12-07 19:22:44,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:22:44,141 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-12-07 19:22:44,141 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:22:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-12-07 19:22:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 19:22:44,142 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:22:44,142 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:22:44,343 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 19:22:44,345 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:22:44,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:22:44,346 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2019-12-07 19:22:44,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:22:44,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288197911] [2019-12-07 19:22:44,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 19:22:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:22:44,481 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:22:44,482 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:22:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,497 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:22:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,505 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288197911] [2019-12-07 19:22:44,505 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:22:44,505 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 19:22:44,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627645788] [2019-12-07 19:22:44,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:22:44,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:22:44,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:22:44,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:22:44,506 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-12-07 19:22:44,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:22:44,595 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-12-07 19:22:44,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 19:22:44,595 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 19:22:44,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:22:44,597 INFO L225 Difference]: With dead ends: 204 [2019-12-07 19:22:44,597 INFO L226 Difference]: Without dead ends: 167 [2019-12-07 19:22:44,597 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:22:44,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-12-07 19:22:44,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-12-07 19:22:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-12-07 19:22:44,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-12-07 19:22:44,607 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-12-07 19:22:44,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:22:44,608 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-12-07 19:22:44,608 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:22:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-12-07 19:22:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 19:22:44,609 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:22:44,609 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:22:44,809 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 19:22:44,810 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:22:44,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:22:44,811 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2019-12-07 19:22:44,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:22:44,813 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1571432255] [2019-12-07 19:22:44,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 19:22:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:22:44,964 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:22:44,965 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:22:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,977 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:22:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:22:44,980 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1571432255] [2019-12-07 19:22:44,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:22:44,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 19:22:44,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436468090] [2019-12-07 19:22:44,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:22:44,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:22:44,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:22:44,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:22:44,982 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-12-07 19:22:45,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:22:45,052 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-12-07 19:22:45,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:22:45,052 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 19:22:45,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:22:45,052 INFO L225 Difference]: With dead ends: 174 [2019-12-07 19:22:45,052 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:22:45,053 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:22:45,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:22:45,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:22:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:22:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:22:45,054 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 19:22:45,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:22:45,054 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:22:45,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:22:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:22:45,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:22:45,255 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 19:22:45,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:22:45,572 INFO L246 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2019-12-07 19:22:45,572 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,572 INFO L246 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,572 INFO L246 CegarLoopResult]: For program point L696-1(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,572 INFO L246 CegarLoopResult]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,573 INFO L246 CegarLoopResult]: For program point L696-3(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,573 INFO L246 CegarLoopResult]: For program point L696-4(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,573 INFO L246 CegarLoopResult]: For program point L696-5(lines 696 704) no Hoare annotation was computed. [2019-12-07 19:22:45,573 INFO L242 CegarLoopResult]: At program point L532(lines 1 947) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:22:45,573 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:22:45,573 INFO L246 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2019-12-07 19:22:45,573 INFO L242 CegarLoopResult]: At program point L930-2(lines 660 666) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,573 INFO L246 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2019-12-07 19:22:45,574 INFO L242 CegarLoopResult]: At program point L864-1(lines 1 947) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,574 INFO L246 CegarLoopResult]: For program point L864-2(lines 864 877) no Hoare annotation was computed. [2019-12-07 19:22:45,574 INFO L242 CegarLoopResult]: At program point L864-3(lines 1 947) the Hoare annotation is: false [2019-12-07 19:22:45,574 INFO L246 CegarLoopResult]: For program point L864-4(lines 864 877) no Hoare annotation was computed. [2019-12-07 19:22:45,581 INFO L242 CegarLoopResult]: At program point L864-5(lines 1 947) the Hoare annotation is: false [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L634(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L667-1(lines 667 673) the Hoare annotation is: false [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L634-1(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L667-2(lines 667 673) the Hoare annotation is: false [2019-12-07 19:22:45,582 INFO L246 CegarLoopResult]: For program point L568(lines 568 572) no Hoare annotation was computed. [2019-12-07 19:22:45,582 INFO L242 CegarLoopResult]: At program point L634-2(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,583 INFO L242 CegarLoopResult]: At program point L634-3(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,583 INFO L242 CegarLoopResult]: At program point L634-4(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,583 INFO L242 CegarLoopResult]: At program point L634-5(lines 629 637) the Hoare annotation is: false [2019-12-07 19:22:45,583 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-12-07 19:22:45,583 INFO L246 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2019-12-07 19:22:45,584 INFO L246 CegarLoopResult]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2019-12-07 19:22:45,584 INFO L246 CegarLoopResult]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2019-12-07 19:22:45,584 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,584 INFO L246 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L242 CegarLoopResult]: At program point L902-1(lines 902 908) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-3(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-5(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-6(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-8(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,585 INFO L242 CegarLoopResult]: At program point L540(lines 535 543) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 19:22:45,585 INFO L246 CegarLoopResult]: For program point L837-9(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L837-11(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L837-12(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L837-14(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L837-15(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L837-17(lines 837 841) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: false [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L246 CegarLoopResult]: For program point L643-2(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L843(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L843-1(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L843-2(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L843-3(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,586 INFO L242 CegarLoopResult]: At program point L843-4(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L843-5(lines 828 846) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L779(lines 772 782) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L779-1(lines 772 782) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L779-2(lines 772 782) the Hoare annotation is: false [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L242 CegarLoopResult]: At program point L912-1(lines 912 918) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L56-1(lines 660 666) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-12-07 19:22:45,587 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L556-3(lines 556 560) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L556-6(lines 556 560) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L242 CegarLoopResult]: At program point L788(lines 783 791) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,588 INFO L242 CegarLoopResult]: At program point L788-1(lines 783 791) the Hoare annotation is: false [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L242 CegarLoopResult]: At program point L788-2(lines 783 791) the Hoare annotation is: false [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-12-07 19:22:45,588 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-12-07 19:22:45,588 INFO L246 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L692-1(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593(lines 588 596) the Hoare annotation is: false [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L692-3(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593-1(lines 588 596) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593-2(lines 588 596) the Hoare annotation is: false [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L692-5(lines 692 709) no Hoare annotation was computed. [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593-3(lines 588 596) the Hoare annotation is: false [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593-4(lines 588 596) the Hoare annotation is: false [2019-12-07 19:22:45,589 INFO L242 CegarLoopResult]: At program point L593-5(lines 588 596) the Hoare annotation is: false [2019-12-07 19:22:45,589 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:22:45,590 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-12-07 19:22:45,590 INFO L242 CegarLoopResult]: At program point L660(lines 659 678) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 19:22:45,590 INFO L246 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-12-07 19:22:45,590 INFO L242 CegarLoopResult]: At program point L660-2(lines 659 678) the Hoare annotation is: false [2019-12-07 19:22:45,590 INFO L242 CegarLoopResult]: At program point L660-3(lines 659 678) the Hoare annotation is: false [2019-12-07 19:22:45,590 INFO L246 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2019-12-07 19:22:45,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:22:45 BoogieIcfgContainer [2019-12-07 19:22:45,602 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:22:45,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:22:45,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:22:45,603 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:22:45,603 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:22:43" (3/4) ... [2019-12-07 19:22:45,605 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:22:45,616 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 19:22:45,617 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 19:22:45,618 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 19:22:45,618 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 19:22:45,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 19:22:45,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:22:45,620 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 19:22:45,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 19:22:45,686 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_647aa12f-5437-4776-b993-2234adfb0821/bin/utaipan/witness.graphml [2019-12-07 19:22:45,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:22:45,687 INFO L168 Benchmark]: Toolchain (without parser) took 3694.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.3 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -219.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:22:45,688 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:22:45,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:45,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:45,688 INFO L168 Benchmark]: Boogie Preprocessor took 33.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:22:45,689 INFO L168 Benchmark]: RCFGBuilder took 525.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:45,689 INFO L168 Benchmark]: TraceAbstraction took 2601.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -161.1 MB). Peak memory consumption was 231.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:45,689 INFO L168 Benchmark]: Witness Printer took 83.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2019-12-07 19:22:45,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 525.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2601.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -161.1 MB). Peak memory consumption was 231.2 MB. Max. memory is 11.5 GB. * Witness Printer took 83.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: 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: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 412 SDtfs, 529 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 167 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1386 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 132 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 7084 SizeOfPredicates, 8 NumberOfNonLiveVariables, 908 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...