./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.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_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 5e00f12062c7c62f6aec19aeda9d058e37c16487 ...................................................................................................................................... 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_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 5e00f12062c7c62f6aec19aeda9d058e37c16487 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:50:25,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:50:25,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:50:25,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:50:25,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:50:25,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:50:25,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:50:25,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:50:25,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:50:25,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:50:25,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:50:25,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:50:25,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:50:25,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:50:25,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:50:25,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:50:25,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:50:25,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:50:25,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:50:25,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:50:25,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:50:25,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:50:25,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:50:25,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:50:25,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:50:25,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:50:25,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:50:25,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:50:25,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:50:25,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:50:25,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:50:25,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:50:25,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:50:25,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:50:25,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:50:25,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:50:25,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:50:25,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:50:25,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:50:25,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:50:25,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:50:25,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 10:50:25,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:50:25,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:50:25,185 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:50:25,185 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:50:25,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:50:25,185 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:50:25,185 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:50:25,185 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:50:25,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:50:25,186 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:50:25,186 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:50:25,186 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:50:25,186 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:50:25,186 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:50:25,186 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:50:25,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:50:25,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:50:25,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:50:25,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:50:25,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:50:25,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:50:25,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:50:25,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:50:25,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:50:25,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:50:25,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:50:25,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:50:25,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:50:25,190 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_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 -> 5e00f12062c7c62f6aec19aeda9d058e37c16487 [2019-12-07 10:50:25,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:50:25,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:50:25,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:50:25,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:50:25,299 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:50:25,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-12-07 10:50:25,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/41ef56c02/062891c7f0f2474a88e23d89811d8ab4/FLAG855514965 [2019-12-07 10:50:25,675 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:50:25,675 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-12-07 10:50:25,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/41ef56c02/062891c7f0f2474a88e23d89811d8ab4/FLAG855514965 [2019-12-07 10:50:25,692 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/41ef56c02/062891c7f0f2474a88e23d89811d8ab4 [2019-12-07 10:50:25,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:50:25,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:50:25,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:50:25,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:50:25,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:50:25,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:50:25" (1/1) ... [2019-12-07 10:50:25,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:25, skipping insertion in model container [2019-12-07 10:50:25,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:50:25" (1/1) ... [2019-12-07 10:50:25,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:50:25,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:50:25,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:50:25,950 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 10:50:25,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6310616a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:25, skipping insertion in model container [2019-12-07 10:50:25,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:50:25,951 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:50:25,953 INFO L168 Benchmark]: Toolchain (without parser) took 257.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:25,953 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:50:25,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:25,955 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 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -140.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 106]: 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 10:50:27,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:50:27,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:50:27,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:50:27,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:50:27,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:50:27,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:50:27,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:50:27,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:50:27,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:50:27,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:50:27,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:50:27,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:50:27,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:50:27,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:50:27,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:50:27,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:50:27,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:50:27,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:50:27,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:50:27,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:50:27,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:50:27,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:50:27,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:50:27,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:50:27,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:50:27,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:50:27,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:50:27,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:50:27,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:50:27,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:50:27,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:50:27,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:50:27,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:50:27,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:50:27,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:50:27,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:50:27,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:50:27,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:50:27,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:50:27,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:50:27,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 10:50:27,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:50:27,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:50:27,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:50:27,159 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:50:27,159 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:50:27,159 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:50:27,159 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:50:27,160 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:50:27,160 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:50:27,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:50:27,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:50:27,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:50:27,161 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:50:27,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:50:27,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:50:27,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:50:27,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:50:27,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:50:27,164 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_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 -> 5e00f12062c7c62f6aec19aeda9d058e37c16487 [2019-12-07 10:50:27,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:50:27,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:50:27,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:50:27,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:50:27,342 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:50:27,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-12-07 10:50:27,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/3ede26671/f3aef7dd6a904ea99791b24152d1f955/FLAGcf57dafde [2019-12-07 10:50:27,848 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:50:27,849 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-12-07 10:50:27,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/3ede26671/f3aef7dd6a904ea99791b24152d1f955/FLAGcf57dafde [2019-12-07 10:50:28,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/data/3ede26671/f3aef7dd6a904ea99791b24152d1f955 [2019-12-07 10:50:28,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:50:28,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:50:28,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:50:28,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:50:28,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:50:28,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28, skipping insertion in model container [2019-12-07 10:50:28,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:50:28,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:50:28,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:50:28,460 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 10:50:28,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:50:28,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:50:28,518 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:50:28,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:50:28,585 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:50:28,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28 WrapperNode [2019-12-07 10:50:28,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:50:28,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:50:28,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:50:28,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:50:28,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:50:28,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:50:28,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:50:28,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:50:28,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... [2019-12-07 10:50:28,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:50:28,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:50:28,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:50:28,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:50:28,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 10:50:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:50:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 10:50:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:50:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:50:29,106 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:50:29,106 INFO L287 CfgBuilder]: Removed 66 assume(true) statements. [2019-12-07 10:50:29,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:50:29 BoogieIcfgContainer [2019-12-07 10:50:29,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:50:29,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:50:29,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:50:29,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:50:29,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:50:28" (1/3) ... [2019-12-07 10:50:29,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74850eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:50:29, skipping insertion in model container [2019-12-07 10:50:29,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:50:28" (2/3) ... [2019-12-07 10:50:29,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74850eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:50:29, skipping insertion in model container [2019-12-07 10:50:29,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:50:29" (3/3) ... [2019-12-07 10:50:29,114 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product09.cil.c [2019-12-07 10:50:29,123 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:50:29,128 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 10:50:29,136 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 10:50:29,151 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:50:29,151 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:50:29,151 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:50:29,151 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:50:29,152 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:50:29,152 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:50:29,152 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:50:29,152 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:50:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-12-07 10:50:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 10:50:29,165 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:50:29,166 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:50:29,166 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:50:29,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:50:29,170 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-12-07 10:50:29,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:50:29,178 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1863861507] [2019-12-07 10:50:29,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 10:50:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:50:29,322 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 10:50:29,326 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:50:29,336 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 10:50:29,336 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:50:29,340 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 10:50:29,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1863861507] [2019-12-07 10:50:29,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:50:29,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 10:50:29,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738768779] [2019-12-07 10:50:29,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 10:50:29,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:50:29,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 10:50:29,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:50:29,356 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-12-07 10:50:29,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:50:29,375 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-12-07 10:50:29,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:50:29,376 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 10:50:29,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:50:29,383 INFO L225 Difference]: With dead ends: 108 [2019-12-07 10:50:29,383 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 10:50:29,386 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 10:50:29,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 10:50:29,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 10:50:29,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 10:50:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-12-07 10:50:29,418 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-12-07 10:50:29,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:50:29,418 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-12-07 10:50:29,419 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 10:50:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-12-07 10:50:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 10:50:29,420 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:50:29,420 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 10:50:29,620 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 10:50:29,621 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:50:29,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:50:29,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-12-07 10:50:29,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:50:29,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607114677] [2019-12-07 10:50:29,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 10:50:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:50:29,803 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:50:29,805 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:50:29,817 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 10:50:29,818 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:50:29,827 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 10:50:29,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607114677] [2019-12-07 10:50:29,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:50:29,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 10:50:29,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718158372] [2019-12-07 10:50:29,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:50:29,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:50:29,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:50:29,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:50:29,829 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 4 states. [2019-12-07 10:50:29,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:50:29,838 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-12-07 10:50:29,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:50:29,838 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 10:50:29,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:50:29,839 INFO L225 Difference]: With dead ends: 53 [2019-12-07 10:50:29,839 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 10:50:29,840 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 10:50:29,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 10:50:29,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 10:50:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 10:50:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-12-07 10:50:29,843 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-12-07 10:50:29,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:50:29,843 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-12-07 10:50:29,843 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:50:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-12-07 10:50:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 10:50:29,844 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:50:29,844 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 10:50:30,045 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 10:50:30,046 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:50:30,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:50:30,047 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-12-07 10:50:30,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:50:30,049 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1076156548] [2019-12-07 10:50:30,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 10:50:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:50:30,213 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:50:30,214 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:50:30,228 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 10:50:30,228 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:50:30,234 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 10:50:30,235 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1076156548] [2019-12-07 10:50:30,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:50:30,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 10:50:30,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954342122] [2019-12-07 10:50:30,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:50:30,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:50:30,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:50:30,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:50:30,236 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-12-07 10:50:30,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:50:30,294 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-12-07 10:50:30,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 10:50:30,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-07 10:50:30,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:50:30,297 INFO L225 Difference]: With dead ends: 109 [2019-12-07 10:50:30,297 INFO L226 Difference]: Without dead ends: 88 [2019-12-07 10:50:30,298 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 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 10:50:30,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-12-07 10:50:30,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-12-07 10:50:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 10:50:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-12-07 10:50:30,307 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-12-07 10:50:30,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:50:30,307 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-12-07 10:50:30,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:50:30,308 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-12-07 10:50:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 10:50:30,309 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:50:30,309 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 10:50:30,510 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 10:50:30,510 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:50:30,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:50:30,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2019-12-07 10:50:30,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 10:50:30,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951335654] [2019-12-07 10:50:30,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/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 10:50:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:50:30,655 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 10:50:30,657 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:50:30,672 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 10:50:30,672 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 10:50:30,674 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 10:50:30,675 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951335654] [2019-12-07 10:50:30,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:50:30,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 10:50:30,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189710288] [2019-12-07 10:50:30,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:50:30,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 10:50:30,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:50:30,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:50:30,676 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-12-07 10:50:30,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:50:30,740 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-12-07 10:50:30,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:50:30,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 10:50:30,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:50:30,741 INFO L225 Difference]: With dead ends: 130 [2019-12-07 10:50:30,741 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 10:50:30,742 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 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 10:50:30,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 10:50:30,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 10:50:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 10:50:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:50:30,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-12-07 10:50:30,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:50:30,742 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:50:30,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:50:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:50:30,743 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 10:50:30,943 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 10:50:30,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point L779(lines 779 783) no Hoare annotation was computed. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point L813-2(lines 649 655) no Hoare annotation was computed. [2019-12-07 10:50:31,136 INFO L246 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2019-12-07 10:50:31,137 INFO L242 CegarLoopResult]: At program point L797-1(lines 797 803) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,137 INFO L242 CegarLoopResult]: At program point L649(lines 648 667) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,137 INFO L246 CegarLoopResult]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2019-12-07 10:50:31,137 INFO L242 CegarLoopResult]: At program point L649-2(lines 648 667) the Hoare annotation is: false [2019-12-07 10:50:31,137 INFO L242 CegarLoopResult]: At program point L649-3(lines 648 667) the Hoare annotation is: false [2019-12-07 10:50:31,137 INFO L249 CegarLoopResult]: At program point L633(lines 614 636) the Hoare annotation is: true [2019-12-07 10:50:31,138 INFO L242 CegarLoopResult]: At program point L600(lines 596 602) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 10:50:31,138 INFO L246 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,138 INFO L246 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,138 INFO L246 CegarLoopResult]: For program point L468(lines 468 472) no Hoare annotation was computed. [2019-12-07 10:50:31,138 INFO L246 CegarLoopResult]: For program point L534-2(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,138 INFO L242 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: false [2019-12-07 10:50:31,138 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L555-1(lines 649 655) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2019-12-07 10:50:31,139 INFO L246 CegarLoopResult]: For program point L456-6(lines 456 460) no Hoare annotation was computed. [2019-12-07 10:50:31,140 INFO L246 CegarLoopResult]: For program point L787(lines 787 793) no Hoare annotation was computed. [2019-12-07 10:50:31,140 INFO L242 CegarLoopResult]: At program point L787-1(lines 787 793) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,140 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 10:50:31,140 INFO L242 CegarLoopResult]: At program point L656(lines 656 662) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,140 INFO L242 CegarLoopResult]: At program point L656-1(lines 656 662) the Hoare annotation is: false [2019-12-07 10:50:31,140 INFO L242 CegarLoopResult]: At program point L656-2(lines 656 662) the Hoare annotation is: false [2019-12-07 10:50:31,140 INFO L246 CegarLoopResult]: For program point L624(lines 624 631) no Hoare annotation was computed. [2019-12-07 10:50:31,141 INFO L249 CegarLoopResult]: At program point L624-1(lines 624 631) the Hoare annotation is: true [2019-12-07 10:50:31,141 INFO L242 CegarLoopResult]: At program point L823(lines 776 824) the Hoare annotation is: false [2019-12-07 10:50:31,141 INFO L242 CegarLoopResult]: At program point L493(lines 488 496) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,141 INFO L242 CegarLoopResult]: At program point L493-1(lines 488 496) the Hoare annotation is: false [2019-12-07 10:50:31,141 INFO L242 CegarLoopResult]: At program point L493-2(lines 488 496) the Hoare annotation is: false [2019-12-07 10:50:31,141 INFO L246 CegarLoopResult]: For program point L840(lines 840 853) no Hoare annotation was computed. [2019-12-07 10:50:31,141 INFO L246 CegarLoopResult]: For program point L807(lines 807 818) no Hoare annotation was computed. [2019-12-07 10:50:31,142 INFO L242 CegarLoopResult]: At program point L840-1(lines 1 856) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,142 INFO L246 CegarLoopResult]: For program point L840-2(lines 840 853) no Hoare annotation was computed. [2019-12-07 10:50:31,142 INFO L242 CegarLoopResult]: At program point L840-3(lines 1 856) the Hoare annotation is: false [2019-12-07 10:50:31,142 INFO L246 CegarLoopResult]: For program point L840-4(lines 840 853) no Hoare annotation was computed. [2019-12-07 10:50:31,142 INFO L242 CegarLoopResult]: At program point L840-5(lines 1 856) the Hoare annotation is: false [2019-12-07 10:50:31,142 INFO L242 CegarLoopResult]: At program point L65(lines 1 856) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32))) [2019-12-07 10:50:31,142 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 10:50:31,143 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-12-07 10:50:31,143 INFO L242 CegarLoopResult]: At program point L726(lines 721 729) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 10:50:31,143 INFO L242 CegarLoopResult]: At program point L726-1(lines 721 729) the Hoare annotation is: false [2019-12-07 10:50:31,143 INFO L242 CegarLoopResult]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2019-12-07 10:50:31,143 INFO L246 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2019-12-07 10:50:31,143 INFO L246 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2019-12-07 10:50:31,143 INFO L246 CegarLoopResult]: For program point L778(lines 777 822) no Hoare annotation was computed. [2019-12-07 10:50:31,143 INFO L246 CegarLoopResult]: For program point L844-2(lines 844 850) no Hoare annotation was computed. [2019-12-07 10:50:31,144 INFO L246 CegarLoopResult]: For program point L844-4(lines 844 850) no Hoare annotation was computed. [2019-12-07 10:50:31,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:50:31 BoogieIcfgContainer [2019-12-07 10:50:31,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:50:31,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:50:31,159 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:50:31,160 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:50:31,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:50:29" (3/4) ... [2019-12-07 10:50:31,163 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 10:50:31,175 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 10:50:31,176 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 10:50:31,176 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 10:50:31,177 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 10:50:31,177 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 10:50:31,177 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:50:31,178 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:50:31,199 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 10:50:31,230 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a124e127-f4c5-46b7-b87f-7b55eced1e30/bin/utaipan/witness.graphml [2019-12-07 10:50:31,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:50:31,232 INFO L168 Benchmark]: Toolchain (without parser) took 3026.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.7 MB in the beginning and 862.3 MB in the end (delta: 83.3 MB). Peak memory consumption was 200.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,232 INFO L168 Benchmark]: CDTParser took 0.18 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 10:50:31,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:50:31,233 INFO L168 Benchmark]: Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,234 INFO L168 Benchmark]: RCFGBuilder took 457.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,234 INFO L168 Benchmark]: TraceAbstraction took 2050.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 869.2 MB in the end (delta: 155.5 MB). Peak memory consumption was 155.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,234 INFO L168 Benchmark]: Witness Printer took 71.33 ms. Allocated memory is still 1.1 GB. Free memory was 869.2 MB in the beginning and 862.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:50:31,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 379.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 457.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2050.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 869.2 MB in the end (delta: 155.5 MB). Peak memory consumption was 155.5 MB. Max. memory is 11.5 GB. * Witness Printer took 71.33 ms. Allocated memory is still 1.1 GB. Free memory was 869.2 MB in the beginning and 862.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: 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: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && methaneLevelCritical == 0bv32 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 217 SDtfs, 228 SDslu, 224 SDs, 0 SdLazy, 33 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 4980 SizeOfPredicates, 7 NumberOfNonLiveVariables, 719 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...