./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.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_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 f80d3a5338c2579934de7f265b1ca347607a109f ...................................................................................................................................... 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_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 f80d3a5338c2579934de7f265b1ca347607a109f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:46:12,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:46:12,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:46:12,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:46:12,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:46:12,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:46:12,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:46:12,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:46:12,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:46:12,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:46:12,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:46:12,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:46:12,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:46:12,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:46:12,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:46:12,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:46:12,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:46:12,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:46:12,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:46:12,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:46:12,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:46:12,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:46:12,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:46:12,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:46:12,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:46:12,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:46:12,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:46:12,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:46:12,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:46:12,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:46:12,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:46:12,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:46:12,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:46:12,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:46:12,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:46:12,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:46:12,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:46:12,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:46:12,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:46:12,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:46:12,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:46:12,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 13:46:12,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:46:12,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:46:12,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:46:12,177 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:46:12,177 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:46:12,177 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:46:12,177 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:46:12,178 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 13:46:12,178 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 13:46:12,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:46:12,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:46:12,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:46:12,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:46:12,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:46:12,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:46:12,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:46:12,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:46:12,182 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_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 -> f80d3a5338c2579934de7f265b1ca347607a109f [2019-12-07 13:46:12,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:46:12,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:46:12,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:46:12,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:46:12,297 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:46:12,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-12-07 13:46:12,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/ede25550c/154e4afdb2c2491e969e10b86715d41b/FLAG1367cbf92 [2019-12-07 13:46:12,723 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:46:12,723 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-12-07 13:46:12,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/ede25550c/154e4afdb2c2491e969e10b86715d41b/FLAG1367cbf92 [2019-12-07 13:46:12,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/ede25550c/154e4afdb2c2491e969e10b86715d41b [2019-12-07 13:46:12,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:46:12,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:46:12,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:46:12,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:46:12,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:46:12,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:12" (1/1) ... [2019-12-07 13:46:12,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:12, skipping insertion in model container [2019-12-07 13:46:12,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:12" (1/1) ... [2019-12-07 13:46:12,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:46:12,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:46:12,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:46:13,004 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 13:46:13,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ab3ba6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:13, skipping insertion in model container [2019-12-07 13:46:13,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:46:13,005 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:46:13,007 INFO L168 Benchmark]: Toolchain (without parser) took 265.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:13,008 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:46:13,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:13,009 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 174]: 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 13:46:14,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:46:14,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:46:14,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:46:14,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:46:14,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:46:14,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:46:14,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:46:14,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:46:14,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:46:14,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:46:14,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:46:14,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:46:14,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:46:14,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:46:14,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:46:14,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:46:14,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:46:14,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:46:14,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:46:14,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:46:14,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:46:14,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:46:14,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:46:14,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:46:14,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:46:14,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:46:14,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:46:14,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:46:14,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:46:14,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:46:14,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:46:14,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:46:14,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:46:14,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:46:14,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:46:14,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:46:14,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:46:14,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:46:14,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:46:14,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:46:14,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 13:46:14,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:46:14,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:46:14,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:46:14,175 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:46:14,175 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:46:14,175 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:46:14,175 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:46:14,176 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:46:14,176 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:46:14,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:46:14,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:46:14,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:46:14,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:46:14,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:46:14,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:46:14,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:46:14,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:46:14,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:46:14,180 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_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 -> f80d3a5338c2579934de7f265b1ca347607a109f [2019-12-07 13:46:14,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:46:14,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:46:14,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:46:14,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:46:14,358 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:46:14,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-12-07 13:46:14,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/e6c8e4d10/31aa485ba2a8459795e99968995a0624/FLAGcbb4c97cb [2019-12-07 13:46:14,806 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:46:14,806 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-12-07 13:46:14,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/e6c8e4d10/31aa485ba2a8459795e99968995a0624/FLAGcbb4c97cb [2019-12-07 13:46:15,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/data/e6c8e4d10/31aa485ba2a8459795e99968995a0624 [2019-12-07 13:46:15,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:46:15,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:46:15,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:46:15,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:46:15,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:46:15,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,185 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 01:46:15, skipping insertion in model container [2019-12-07 13:46:15,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:46:15,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:46:15,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:46:15,462 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 13:46:15,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:46:15,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:46:15,520 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:46:15,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:46:15,576 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:46:15,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15 WrapperNode [2019-12-07 13:46:15,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:46:15,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:46:15,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:46:15,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:46:15,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:46:15,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:46:15,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:46:15,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:46:15,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... [2019-12-07 13:46:15,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:46:15,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:46:15,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:46:15,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:46:15,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:46:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 13:46:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:46:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:46:16,139 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:46:16,139 INFO L287 CfgBuilder]: Removed 104 assume(true) statements. [2019-12-07 13:46:16,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:16 BoogieIcfgContainer [2019-12-07 13:46:16,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:46:16,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:46:16,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:46:16,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:46:16,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:46:15" (1/3) ... [2019-12-07 13:46:16,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3401e533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:46:16, skipping insertion in model container [2019-12-07 13:46:16,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:15" (2/3) ... [2019-12-07 13:46:16,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3401e533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:46:16, skipping insertion in model container [2019-12-07 13:46:16,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:16" (3/3) ... [2019-12-07 13:46:16,145 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product08.cil.c [2019-12-07 13:46:16,151 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:46:16,158 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 13:46:16,168 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 13:46:16,189 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:46:16,190 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:46:16,190 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:46:16,190 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:46:16,190 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:46:16,190 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:46:16,190 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:46:16,190 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:46:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-12-07 13:46:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 13:46:16,210 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:46:16,211 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:46:16,211 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:46:16,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:46:16,215 INFO L82 PathProgramCache]: Analyzing trace with hash 312412164, now seen corresponding path program 1 times [2019-12-07 13:46:16,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:46:16,223 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714008417] [2019-12-07 13:46:16,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:46:16,364 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 13:46:16,368 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:46:16,378 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 13:46:16,379 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:46:16,382 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 13:46:16,383 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714008417] [2019-12-07 13:46:16,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:46:16,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 13:46:16,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688692438] [2019-12-07 13:46:16,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:46:16,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:46:16,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:46:16,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:46:16,400 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-12-07 13:46:16,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:46:16,419 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2019-12-07 13:46:16,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:46:16,420 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 13:46:16,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:46:16,430 INFO L225 Difference]: With dead ends: 143 [2019-12-07 13:46:16,431 INFO L226 Difference]: Without dead ends: 71 [2019-12-07 13:46:16,434 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:46:16,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-12-07 13:46:16,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-12-07 13:46:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-12-07 13:46:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2019-12-07 13:46:16,465 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2019-12-07 13:46:16,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:46:16,466 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2019-12-07 13:46:16,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:46:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2019-12-07 13:46:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 13:46:16,467 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:46:16,467 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:46:16,667 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:46:16,668 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:46:16,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:46:16,668 INFO L82 PathProgramCache]: Analyzing trace with hash 93576195, now seen corresponding path program 1 times [2019-12-07 13:46:16,669 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:46:16,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432071067] [2019-12-07 13:46:16,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:46:16,833 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:46:16,834 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:46:16,847 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 13:46:16,847 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:46:16,854 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 13:46:16,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432071067] [2019-12-07 13:46:16,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:46:16,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:46:16,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653126222] [2019-12-07 13:46:16,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:46:16,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:46:16,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:46:16,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:46:16,857 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 4 states. [2019-12-07 13:46:16,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:46:16,867 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2019-12-07 13:46:16,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:46:16,867 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 13:46:16,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:46:16,868 INFO L225 Difference]: With dead ends: 71 [2019-12-07 13:46:16,868 INFO L226 Difference]: Without dead ends: 35 [2019-12-07 13:46:16,869 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:46:16,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-12-07 13:46:16,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-12-07 13:46:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-12-07 13:46:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-12-07 13:46:16,873 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-12-07 13:46:16,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:46:16,873 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-12-07 13:46:16,873 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:46:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-12-07 13:46:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 13:46:16,874 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:46:16,874 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 13:46:17,074 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 13:46:17,075 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:46:17,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:46:17,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1221563328, now seen corresponding path program 1 times [2019-12-07 13:46:17,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:46:17,077 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [467126253] [2019-12-07 13:46:17,077 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:46:17,262 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:46:17,264 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:46:17,272 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 13:46:17,272 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:46:17,279 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 13:46:17,280 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [467126253] [2019-12-07 13:46:17,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:46:17,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:46:17,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577606426] [2019-12-07 13:46:17,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:46:17,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:46:17,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:46:17,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:46:17,282 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 4 states. [2019-12-07 13:46:17,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:46:17,331 INFO L93 Difference]: Finished difference Result 115 states and 169 transitions. [2019-12-07 13:46:17,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:46:17,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 13:46:17,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:46:17,333 INFO L225 Difference]: With dead ends: 115 [2019-12-07 13:46:17,333 INFO L226 Difference]: Without dead ends: 87 [2019-12-07 13:46:17,334 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 13:46:17,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-12-07 13:46:17,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 55. [2019-12-07 13:46:17,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-12-07 13:46:17,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2019-12-07 13:46:17,344 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2019-12-07 13:46:17,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:46:17,344 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2019-12-07 13:46:17,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:46:17,345 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2019-12-07 13:46:17,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 13:46:17,345 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:46:17,345 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:46:17,546 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 13:46:17,547 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:46:17,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:46:17,548 INFO L82 PathProgramCache]: Analyzing trace with hash -854554471, now seen corresponding path program 1 times [2019-12-07 13:46:17,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:46:17,549 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1626544060] [2019-12-07 13:46:17,550 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:46:17,684 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:46:17,685 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:46:17,703 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 13:46:17,703 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:46:17,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:46:17,710 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1626544060] [2019-12-07 13:46:17,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:46:17,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 13:46:17,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479998304] [2019-12-07 13:46:17,711 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:46:17,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:46:17,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:46:17,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:46:17,711 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand 5 states. [2019-12-07 13:46:17,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:46:17,816 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2019-12-07 13:46:17,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 13:46:17,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 13:46:17,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:46:17,818 INFO L225 Difference]: With dead ends: 242 [2019-12-07 13:46:17,819 INFO L226 Difference]: Without dead ends: 194 [2019-12-07 13:46:17,819 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 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 13:46:17,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-12-07 13:46:17,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2019-12-07 13:46:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-12-07 13:46:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2019-12-07 13:46:17,835 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2019-12-07 13:46:17,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:46:17,836 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2019-12-07 13:46:17,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:46:17,836 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2019-12-07 13:46:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 13:46:17,837 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:46:17,837 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:46:18,038 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 13:46:18,038 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:46:18,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:46:18,039 INFO L82 PathProgramCache]: Analyzing trace with hash -748784367, now seen corresponding path program 1 times [2019-12-07 13:46:18,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:46:18,040 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398977081] [2019-12-07 13:46:18,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/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 13:46:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:46:18,159 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:46:18,161 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:46:18,177 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 13:46:18,177 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:46:18,180 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 13:46:18,181 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398977081] [2019-12-07 13:46:18,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:46:18,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 13:46:18,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054985859] [2019-12-07 13:46:18,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:46:18,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:46:18,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:46:18,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:46:18,182 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand 5 states. [2019-12-07 13:46:18,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:46:18,269 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-12-07 13:46:18,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:46:18,269 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 13:46:18,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:46:18,269 INFO L225 Difference]: With dead ends: 285 [2019-12-07 13:46:18,270 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:46:18,271 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 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 13:46:18,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:46:18,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:46:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:46:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:46:18,272 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 13:46:18,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:46:18,272 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:46:18,272 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:46:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:46:18,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:46:18,473 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 13:46:18,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:46:18,722 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,722 INFO L246 CegarLoopResult]: For program point L663(lines 663 669) no Hoare annotation was computed. [2019-12-07 13:46:18,722 INFO L246 CegarLoopResult]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2019-12-07 13:46:18,722 INFO L246 CegarLoopResult]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2019-12-07 13:46:18,722 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-12-07 13:46:18,722 INFO L242 CegarLoopResult]: At program point L845(lines 840 848) 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 13:46:18,723 INFO L242 CegarLoopResult]: At program point L845-1(lines 840 848) the Hoare annotation is: false [2019-12-07 13:46:18,723 INFO L242 CegarLoopResult]: At program point L845-2(lines 840 848) the Hoare annotation is: false [2019-12-07 13:46:18,723 INFO L242 CegarLoopResult]: At program point L647(lines 642 649) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:46:18,723 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:46:18,723 INFO L246 CegarLoopResult]: For program point L796(lines 796 804) no Hoare annotation was computed. [2019-12-07 13:46:18,723 INFO L246 CegarLoopResult]: For program point L796-1(lines 796 804) no Hoare annotation was computed. [2019-12-07 13:46:18,723 INFO L246 CegarLoopResult]: For program point L730(lines 730 736) no Hoare annotation was computed. [2019-12-07 13:46:18,723 INFO L246 CegarLoopResult]: For program point L796-2(lines 796 804) no Hoare annotation was computed. [2019-12-07 13:46:18,724 INFO L242 CegarLoopResult]: At program point L730-1(lines 760 766) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,724 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-12-07 13:46:18,724 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:46:18,724 INFO L246 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,724 INFO L246 CegarLoopResult]: For program point L600-1(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,724 INFO L246 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2019-12-07 13:46:18,724 INFO L246 CegarLoopResult]: For program point L600-2(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,725 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-12-07 13:46:18,725 INFO L246 CegarLoopResult]: For program point L56-1(lines 760 766) no Hoare annotation was computed. [2019-12-07 13:46:18,725 INFO L242 CegarLoopResult]: At program point L767(lines 767 773) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,725 INFO L242 CegarLoopResult]: At program point L767-1(lines 767 773) the Hoare annotation is: false [2019-12-07 13:46:18,725 INFO L242 CegarLoopResult]: At program point L767-2(lines 767 773) the Hoare annotation is: false [2019-12-07 13:46:18,725 INFO L242 CegarLoopResult]: At program point L635(lines 630 638) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:46:18,725 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:46:18,726 INFO L246 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2019-12-07 13:46:18,726 INFO L242 CegarLoopResult]: At program point L702-1(lines 702 708) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,726 INFO L249 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2019-12-07 13:46:18,726 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,726 INFO L246 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:46:18,726 INFO L246 CegarLoopResult]: For program point L522-3(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:46:18,726 INFO L242 CegarLoopResult]: At program point L836(lines 829 839) the Hoare annotation is: false [2019-12-07 13:46:18,727 INFO L246 CegarLoopResult]: For program point L522-6(lines 522 526) no Hoare annotation was computed. [2019-12-07 13:46:18,727 INFO L242 CegarLoopResult]: At program point L836-1(lines 829 839) the Hoare annotation is: false [2019-12-07 13:46:18,727 INFO L242 CegarLoopResult]: At program point L836-2(lines 829 839) the Hoare annotation is: false [2019-12-07 13:46:18,727 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:46:18,727 INFO L246 CegarLoopResult]: For program point L722(lines 722 737) no Hoare annotation was computed. [2019-12-07 13:46:18,727 INFO L246 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2019-12-07 13:46:18,727 INFO L242 CegarLoopResult]: At program point L889-1(lines 889 895) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,727 INFO L246 CegarLoopResult]: For program point L658(lines 658 675) no Hoare annotation was computed. [2019-12-07 13:46:18,728 INFO L242 CegarLoopResult]: At program point L658-1(lines 1 907) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,728 INFO L246 CegarLoopResult]: For program point L658-2(lines 658 675) no Hoare annotation was computed. [2019-12-07 13:46:18,728 INFO L242 CegarLoopResult]: At program point L559(lines 554 562) the Hoare annotation is: false [2019-12-07 13:46:18,728 INFO L242 CegarLoopResult]: At program point L658-3(lines 1 907) the Hoare annotation is: false [2019-12-07 13:46:18,728 INFO L242 CegarLoopResult]: At program point L559-1(lines 554 562) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,728 INFO L246 CegarLoopResult]: For program point L658-4(lines 658 675) no Hoare annotation was computed. [2019-12-07 13:46:18,728 INFO L242 CegarLoopResult]: At program point L559-2(lines 554 562) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L242 CegarLoopResult]: At program point L658-5(lines 1 907) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L242 CegarLoopResult]: At program point L559-3(lines 554 562) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L242 CegarLoopResult]: At program point L559-4(lines 554 562) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L242 CegarLoopResult]: At program point L559-5(lines 554 562) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L242 CegarLoopResult]: At program point L742(lines 691 743) the Hoare annotation is: false [2019-12-07 13:46:18,729 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:46:18,729 INFO L246 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L246 CegarLoopResult]: For program point L792-1(lines 792 809) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L246 CegarLoopResult]: For program point L792-2(lines 792 809) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L246 CegarLoopResult]: For program point L693(lines 692 741) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L242 CegarLoopResult]: At program point L627(lines 1 907) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:46:18,730 INFO L246 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-12-07 13:46:18,730 INFO L249 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2019-12-07 13:46:18,731 INFO L242 CegarLoopResult]: At program point L760(lines 759 778) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,731 INFO L246 CegarLoopResult]: For program point L760-1(lines 760 766) no Hoare annotation was computed. [2019-12-07 13:46:18,731 INFO L246 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-12-07 13:46:18,731 INFO L242 CegarLoopResult]: At program point L760-2(lines 759 778) the Hoare annotation is: false [2019-12-07 13:46:18,731 INFO L242 CegarLoopResult]: At program point L760-3(lines 759 778) the Hoare annotation is: false [2019-12-07 13:46:18,731 INFO L246 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-12-07 13:46:18,731 INFO L246 CegarLoopResult]: For program point L662(lines 662 672) no Hoare annotation was computed. [2019-12-07 13:46:18,732 INFO L246 CegarLoopResult]: For program point L662-2(lines 662 672) no Hoare annotation was computed. [2019-12-07 13:46:18,732 INFO L246 CegarLoopResult]: For program point L662-4(lines 662 672) no Hoare annotation was computed. [2019-12-07 13:46:18,732 INFO L246 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-12-07 13:46:18,732 INFO L242 CegarLoopResult]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:46:18,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:46:18 BoogieIcfgContainer [2019-12-07 13:46:18,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:46:18,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:46:18,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:46:18,749 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:46:18,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:16" (3/4) ... [2019-12-07 13:46:18,753 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:46:18,765 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 13:46:18,766 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 13:46:18,766 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 13:46:18,767 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 13:46:18,768 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:46:18,768 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:46:18,769 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:46:18,790 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 13:46:18,829 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_93f063c7-1aae-43c6-ab17-6a3c36d58d8c/bin/utaipan/witness.graphml [2019-12-07 13:46:18,829 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:46:18,831 INFO L168 Benchmark]: Toolchain (without parser) took 3651.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 945.7 MB in the beginning and 793.1 MB in the end (delta: 152.6 MB). Peak memory consumption was 272.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:18,831 INFO L168 Benchmark]: CDTParser took 0.17 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 13:46:18,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:18,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.16 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 13:46:18,832 INFO L168 Benchmark]: Boogie Preprocessor took 27.99 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 13:46:18,832 INFO L168 Benchmark]: RCFGBuilder took 492.65 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: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:18,832 INFO L168 Benchmark]: TraceAbstraction took 2607.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 799.9 MB in the end (delta: 233.5 MB). Peak memory consumption was 233.5 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:18,833 INFO L168 Benchmark]: Witness Printer took 80.41 ms. Allocated memory is still 1.1 GB. Free memory was 799.9 MB in the beginning and 793.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:46:18,834 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.16 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 27.99 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 492.65 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: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2607.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 799.9 MB in the end (delta: 233.5 MB). Peak memory consumption was 233.5 MB. Max. memory is 11.5 GB. * Witness Printer took 80.41 ms. Allocated memory is still 1.1 GB. Free memory was 799.9 MB in the beginning and 793.1 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: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 600]: 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: 554]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 325 SDtfs, 358 SDslu, 397 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=4, 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, 131 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 134 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4062 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 7772 SizeOfPredicates, 8 NumberOfNonLiveVariables, 921 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...