./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.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_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/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 d2adcf2b9b8b03691138caa579df024fc7b4a734 ...................................................................................................................................... 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_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/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 d2adcf2b9b8b03691138caa579df024fc7b4a734 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:34:11,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:34:11,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:34:11,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:34:11,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:34:11,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:34:11,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:34:11,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:34:11,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:34:11,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:34:11,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:34:11,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:34:11,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:34:11,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:34:11,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:34:11,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:34:11,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:34:11,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:34:11,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:34:11,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:34:11,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:34:11,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:34:11,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:34:11,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:34:11,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:34:11,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:34:11,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:34:11,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:34:11,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:34:11,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:34:11,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:34:11,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:34:11,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:34:11,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:34:11,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:34:11,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:34:11,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:34:11,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:34:11,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:34:11,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:34:11,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:34:11,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:34:11,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:34:11,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:34:11,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:34:11,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:34:11,238 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:34:11,239 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:34:11,239 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:34:11,239 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:34:11,239 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:34:11,239 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:34:11,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:34:11,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:34:11,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:34:11,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:34:11,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:34:11,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:34:11,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:34:11,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:34:11,242 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:34:11,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:34:11,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:34:11,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:34:11,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:34:11,243 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_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2019-12-07 15:34:11,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:34:11,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:34:11,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:34:11,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:34:11,367 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:34:11,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-12-07 15:34:11,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/b3488fc15/66b4e33c737b4f07b486e54dbabbacfd/FLAG074b2bb0e [2019-12-07 15:34:11,817 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:34:11,817 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-12-07 15:34:11,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/b3488fc15/66b4e33c737b4f07b486e54dbabbacfd/FLAG074b2bb0e [2019-12-07 15:34:12,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/b3488fc15/66b4e33c737b4f07b486e54dbabbacfd [2019-12-07 15:34:12,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:34:12,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:34:12,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:34:12,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:34:12,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:34:12,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:34:12" (1/1) ... [2019-12-07 15:34:12,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7dba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:12, skipping insertion in model container [2019-12-07 15:34:12,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:34:12" (1/1) ... [2019-12-07 15:34:12,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:34:12,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:34:12,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:34:12,451 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 15:34:12,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@601ac89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:12, skipping insertion in model container [2019-12-07 15:34:12,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:34:12,452 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:34:12,454 INFO L168 Benchmark]: Toolchain (without parser) took 254.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:12,454 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:34:12,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:12,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 252.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -191.8 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: 97]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 15:34:13,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:34:13,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:34:13,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:34:13,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:34:13,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:34:13,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:34:13,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:34:13,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:34:13,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:34:13,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:34:13,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:34:13,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:34:13,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:34:13,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:34:13,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:34:13,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:34:13,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:34:13,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:34:13,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:34:13,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:34:13,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:34:13,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:34:13,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:34:13,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:34:13,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:34:13,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:34:13,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:34:13,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:34:13,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:34:13,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:34:13,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:34:13,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:34:13,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:34:13,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:34:13,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:34:13,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:34:13,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:34:13,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:34:13,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:34:13,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:34:13,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:34:13,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:34:13,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:34:13,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:34:13,627 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:34:13,628 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:34:13,628 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:34:13,628 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:34:13,628 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:34:13,628 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:34:13,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:34:13,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:34:13,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:34:13,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:34:13,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:34:13,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:34:13,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:34:13,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:34:13,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:34:13,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:34:13,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:34:13,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:34:13,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:34:13,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:34:13,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:34:13,633 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_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2019-12-07 15:34:13,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:34:13,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:34:13,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:34:13,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:34:13,823 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:34:13,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-12-07 15:34:13,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/6f8716a24/26051fbb77454570ba1b32f32a242295/FLAGaf7882ea0 [2019-12-07 15:34:14,334 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:34:14,335 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-12-07 15:34:14,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/6f8716a24/26051fbb77454570ba1b32f32a242295/FLAGaf7882ea0 [2019-12-07 15:34:14,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/data/6f8716a24/26051fbb77454570ba1b32f32a242295 [2019-12-07 15:34:14,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:34:14,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:34:14,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:34:14,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:34:14,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:34:14,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:34:14" (1/1) ... [2019-12-07 15:34:14,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7afbba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:14, skipping insertion in model container [2019-12-07 15:34:14,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:34:14" (1/1) ... [2019-12-07 15:34:14,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:34:14,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:34:15,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:34:15,129 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:34:15,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:34:15,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:34:15,175 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:34:15,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:34:15,232 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:34:15,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15 WrapperNode [2019-12-07 15:34:15,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:34:15,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:34:15,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:34:15,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:34:15,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:34:15,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:34:15,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:34:15,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:34:15,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... [2019-12-07 15:34:15,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:34:15,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:34:15,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:34:15,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:34:15,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:34:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:34:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:34:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:34:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:34:15,792 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:34:15,792 INFO L287 CfgBuilder]: Removed 96 assume(true) statements. [2019-12-07 15:34:15,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:34:15 BoogieIcfgContainer [2019-12-07 15:34:15,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:34:15,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:34:15,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:34:15,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:34:15,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:34:14" (1/3) ... [2019-12-07 15:34:15,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c41978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:34:15, skipping insertion in model container [2019-12-07 15:34:15,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:34:15" (2/3) ... [2019-12-07 15:34:15,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c41978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:34:15, skipping insertion in model container [2019-12-07 15:34:15,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:34:15" (3/3) ... [2019-12-07 15:34:15,800 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-12-07 15:34:15,808 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:34:15,813 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:34:15,821 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:34:15,836 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:34:15,837 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:34:15,837 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:34:15,837 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:34:15,837 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:34:15,837 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:34:15,837 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:34:15,837 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:34:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-12-07 15:34:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 15:34:15,852 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:34:15,852 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:34:15,853 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:34:15,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:34:15,856 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2019-12-07 15:34:15,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:34:15,865 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550218810] [2019-12-07 15:34:15,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 15:34:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:34:16,005 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:34:16,010 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:34:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,023 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:34:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,027 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550218810] [2019-12-07 15:34:16,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:34:16,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:34:16,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605157706] [2019-12-07 15:34:16,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:34:16,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:34:16,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:34:16,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:34:16,043 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-12-07 15:34:16,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:34:16,061 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-12-07 15:34:16,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:34:16,062 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 15:34:16,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:34:16,070 INFO L225 Difference]: With dead ends: 144 [2019-12-07 15:34:16,070 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 15:34:16,073 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 15:34:16,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 15:34:16,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-12-07 15:34:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-07 15:34:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-12-07 15:34:16,101 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-12-07 15:34:16,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:34:16,101 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-12-07 15:34:16,101 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:34:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-12-07 15:34:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 15:34:16,102 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:34:16,102 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 15:34:16,302 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:34:16,303 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:34:16,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:34:16,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2019-12-07 15:34:16,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:34:16,305 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264713721] [2019-12-07 15:34:16,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 15:34:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:34:16,504 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:34:16,506 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:34:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,522 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:34:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,530 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [264713721] [2019-12-07 15:34:16,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:34:16,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:34:16,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5925261] [2019-12-07 15:34:16,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:34:16,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:34:16,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:34:16,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:34:16,533 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 4 states. [2019-12-07 15:34:16,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:34:16,545 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-12-07 15:34:16,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:34:16,546 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 15:34:16,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:34:16,546 INFO L225 Difference]: With dead ends: 71 [2019-12-07 15:34:16,547 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 15:34:16,547 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 15:34:16,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 15:34:16,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 15:34:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 15:34:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-12-07 15:34:16,552 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-12-07 15:34:16,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:34:16,553 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-12-07 15:34:16,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:34:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-12-07 15:34:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 15:34:16,554 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:34:16,554 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 15:34:16,754 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:34:16,755 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:34:16,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:34:16,755 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2019-12-07 15:34:16,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:34:16,757 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1283410638] [2019-12-07 15:34:16,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 15:34:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:34:16,922 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:34:16,923 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:34:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,931 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:34:16,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:16,938 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1283410638] [2019-12-07 15:34:16,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:34:16,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 15:34:16,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355629291] [2019-12-07 15:34:16,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:34:16,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:34:16,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:34:16,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:34:16,939 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 4 states. [2019-12-07 15:34:16,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:34:16,946 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-12-07 15:34:16,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:34:16,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 15:34:16,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:34:16,947 INFO L225 Difference]: With dead ends: 60 [2019-12-07 15:34:16,947 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 15:34:16,947 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 15:34:16,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 15:34:16,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 15:34:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 15:34:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-12-07 15:34:16,951 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-12-07 15:34:16,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:34:16,951 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-12-07 15:34:16,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:34:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-12-07 15:34:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 15:34:16,953 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:34:16,953 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] [2019-12-07 15:34:17,153 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:34:17,154 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:34:17,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:34:17,154 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2019-12-07 15:34:17,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:34:17,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [356207384] [2019-12-07 15:34:17,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 15:34:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:34:17,286 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:34:17,287 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:34:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:17,303 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:34:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:17,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [356207384] [2019-12-07 15:34:17,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:34:17,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:34:17,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577606426] [2019-12-07 15:34:17,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:34:17,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:34:17,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:34:17,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:34:17,310 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-12-07 15:34:17,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:34:17,370 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-12-07 15:34:17,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:34:17,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 15:34:17,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:34:17,372 INFO L225 Difference]: With dead ends: 151 [2019-12-07 15:34:17,372 INFO L226 Difference]: Without dead ends: 124 [2019-12-07 15:34:17,373 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 15:34:17,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-12-07 15:34:17,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-12-07 15:34:17,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-12-07 15:34:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-12-07 15:34:17,381 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-12-07 15:34:17,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:34:17,381 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-12-07 15:34:17,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:34:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-12-07 15:34:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:34:17,382 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:34:17,382 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:34:17,582 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:34:17,583 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:34:17,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:34:17,583 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2019-12-07 15:34:17,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:34:17,584 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [666894149] [2019-12-07 15:34:17,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 15:34:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:34:17,696 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:34:17,697 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:34:17,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:17,712 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:34:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:34:17,714 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [666894149] [2019-12-07 15:34:17,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:34:17,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:34:17,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320530079] [2019-12-07 15:34:17,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:34:17,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:34:17,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:34:17,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:34:17,716 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-12-07 15:34:17,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:34:17,780 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-12-07 15:34:17,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:34:17,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 15:34:17,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:34:17,781 INFO L225 Difference]: With dead ends: 148 [2019-12-07 15:34:17,781 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:34:17,782 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 15:34:17,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:34:17,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:34:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:34:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:34:17,783 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-12-07 15:34:17,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:34:17,783 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:34:17,784 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:34:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:34:17,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:34:17,984 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:34:17,987 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:34:18,255 INFO L246 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2019-12-07 15:34:18,255 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,255 INFO L242 CegarLoopResult]: At program point L498(lines 494 500) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:34:18,256 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:34:18,256 INFO L246 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-12-07 15:34:18,256 INFO L246 CegarLoopResult]: For program point L451-1(lines 560 566) no Hoare annotation was computed. [2019-12-07 15:34:18,256 INFO L242 CegarLoopResult]: At program point L567(lines 567 573) 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 15:34:18,256 INFO L246 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-12-07 15:34:18,256 INFO L242 CegarLoopResult]: At program point L567-1(lines 567 573) the Hoare annotation is: false [2019-12-07 15:34:18,256 INFO L249 CegarLoopResult]: At program point L534(lines 515 537) the Hoare annotation is: true [2019-12-07 15:34:18,256 INFO L246 CegarLoopResult]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-12-07 15:34:18,256 INFO L242 CegarLoopResult]: At program point L567-2(lines 567 573) the Hoare annotation is: false [2019-12-07 15:34:18,256 INFO L246 CegarLoopResult]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-12-07 15:34:18,257 INFO L246 CegarLoopResult]: For program point L815(lines 815 821) no Hoare annotation was computed. [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L815-1(lines 815 821) 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 15:34:18,257 INFO L242 CegarLoopResult]: At program point L749(lines 744 752) 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 15:34:18,257 INFO L242 CegarLoopResult]: At program point L749-1(lines 744 752) the Hoare annotation is: false [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L749-2(lines 744 752) the Hoare annotation is: false [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L700(lines 685 703) the Hoare annotation is: false [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L700-1(lines 685 703) the Hoare annotation is: false [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L700-2(lines 685 703) the Hoare annotation is: false [2019-12-07 15:34:18,257 INFO L242 CegarLoopResult]: At program point L882(lines 1 893) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:34:18,257 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L242 CegarLoopResult]: At program point L851(lines 804 852) the Hoare annotation is: false [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point L835(lines 835 846) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L249 CegarLoopResult]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-12-07 15:34:18,258 INFO L246 CegarLoopResult]: For program point L806(lines 805 850) no Hoare annotation was computed. [2019-12-07 15:34:18,258 INFO L242 CegarLoopResult]: At program point L790(lines 785 793) the Hoare annotation is: false [2019-12-07 15:34:18,258 INFO L242 CegarLoopResult]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L724(lines 724 728) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L242 CegarLoopResult]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L592(lines 592 609) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L592-1(lines 592 609) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L592-2(lines 592 609) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L543-1(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L246 CegarLoopResult]: For program point L543-2(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,259 INFO L242 CegarLoopResult]: At program point L890(lines 885 893) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:34:18,259 INFO L242 CegarLoopResult]: At program point L560(lines 559 578) 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 15:34:18,260 INFO L246 CegarLoopResult]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L242 CegarLoopResult]: At program point L560-2(lines 559 578) the Hoare annotation is: false [2019-12-07 15:34:18,260 INFO L242 CegarLoopResult]: At program point L560-3(lines 559 578) the Hoare annotation is: false [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L841(lines 841 845) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L841-2(lines 560 566) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L242 CegarLoopResult]: At program point L825-1(lines 825 831) 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 15:34:18,260 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,260 INFO L246 CegarLoopResult]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,261 INFO L246 CegarLoopResult]: For program point L694-3(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,261 INFO L246 CegarLoopResult]: For program point L694-5(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,261 INFO L246 CegarLoopResult]: For program point L694-6(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,261 INFO L246 CegarLoopResult]: For program point L694-8(lines 694 698) no Hoare annotation was computed. [2019-12-07 15:34:18,261 INFO L242 CegarLoopResult]: At program point L645(lines 640 648) 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 15:34:18,261 INFO L242 CegarLoopResult]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2019-12-07 15:34:18,261 INFO L242 CegarLoopResult]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2019-12-07 15:34:18,261 INFO L242 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2019-12-07 15:34:18,261 INFO L246 CegarLoopResult]: For program point L596(lines 596 604) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L596-1(lines 596 604) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L242 CegarLoopResult]: At program point L51-1(lines 1 893) 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 15:34:18,262 INFO L246 CegarLoopResult]: For program point L596-2(lines 596 604) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L242 CegarLoopResult]: At program point L51-3(lines 1 893) the Hoare annotation is: false [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L242 CegarLoopResult]: At program point L51-5(lines 1 893) the Hoare annotation is: false [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L712(lines 712 716) no Hoare annotation was computed. [2019-12-07 15:34:18,262 INFO L246 CegarLoopResult]: For program point L712-3(lines 712 716) no Hoare annotation was computed. [2019-12-07 15:34:18,263 INFO L246 CegarLoopResult]: For program point L712-6(lines 712 716) no Hoare annotation was computed. [2019-12-07 15:34:18,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:34:18 BoogieIcfgContainer [2019-12-07 15:34:18,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:34:18,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:34:18,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:34:18,277 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:34:18,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:34:15" (3/4) ... [2019-12-07 15:34:18,281 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:34:18,293 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:34:18,293 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:34:18,294 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:34:18,295 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:34:18,295 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:34:18,296 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:34:18,296 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:34:18,322 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:34:18,362 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d58bb98d-d9ad-4df4-8b14-d2e666bf9b83/bin/utaipan/witness.graphml [2019-12-07 15:34:18,363 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:34:18,364 INFO L168 Benchmark]: Toolchain (without parser) took 3513.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 952.4 MB in the beginning and 804.3 MB in the end (delta: 148.1 MB). Peak memory consumption was 269.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:18,365 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:34:18,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:18,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.63 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 15:34:18,365 INFO L168 Benchmark]: Boogie Preprocessor took 26.81 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 15:34:18,366 INFO L168 Benchmark]: RCFGBuilder took 493.92 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: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:18,366 INFO L168 Benchmark]: TraceAbstraction took 2481.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 811.0 MB in the end (delta: 209.2 MB). Peak memory consumption was 209.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:18,366 INFO L168 Benchmark]: Witness Printer took 85.68 ms. Allocated memory is still 1.2 GB. Free memory was 811.0 MB in the beginning and 804.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:34:18,368 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 381.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.63 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 26.81 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 493.92 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: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2481.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 811.0 MB in the end (delta: 209.2 MB). Peak memory consumption was 209.2 MB. Max. memory is 11.5 GB. * Witness Printer took 85.68 ms. Allocated memory is still 1.2 GB. Free memory was 811.0 MB in the beginning and 804.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: 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: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 311 SDtfs, 382 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 143 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1113 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 80 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 8519 SizeOfPredicates, 8 NumberOfNonLiveVariables, 903 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...