./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.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_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/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 e10040ad9d006089566ac73bab5ec598c71c2723 ...................................................................................................................................... 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_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/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 e10040ad9d006089566ac73bab5ec598c71c2723 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:46:32,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:46:32,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:46:32,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:46:32,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:46:32,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:46:32,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:46:32,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:46:32,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:46:32,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:46:32,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:46:32,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:46:32,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:46:32,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:46:32,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:46:32,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:46:32,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:46:32,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:46:32,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:46:32,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:46:32,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:46:32,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:46:32,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:46:32,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:46:32,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:46:32,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:46:32,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:46:32,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:46:32,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:46:32,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:46:32,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:46:32,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:46:32,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:46:32,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:46:32,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:46:32,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:46:32,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:46:32,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:46:32,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:46:32,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:46:32,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:46:32,183 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:46:32,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:46:32,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:46:32,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:46:32,197 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:46:32,197 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:46:32,197 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:46:32,197 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:46:32,197 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:46:32,197 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:46:32,198 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:46:32,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:46:32,198 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:46:32,198 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:46:32,198 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:46:32,198 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:46:32,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:46:32,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:46:32,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:46:32,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:46:32,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:46:32,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:46:32,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:46:32,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:46:32,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:46:32,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:46:32,202 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_529d68e1-1ca9-4901-8e7a-18312ab04ea7/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 -> e10040ad9d006089566ac73bab5ec598c71c2723 [2019-12-07 15:46:32,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:46:32,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:46:32,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:46:32,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:46:32,319 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:46:32,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-12-07 15:46:32,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/c0f46f202/5bbf3b1dc6b04e988522276017911db9/FLAG78fe6bf0e [2019-12-07 15:46:32,800 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:46:32,801 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-12-07 15:46:32,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/c0f46f202/5bbf3b1dc6b04e988522276017911db9/FLAG78fe6bf0e [2019-12-07 15:46:32,818 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/c0f46f202/5bbf3b1dc6b04e988522276017911db9 [2019-12-07 15:46:32,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:46:32,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:46:32,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:32,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:46:32,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:46:32,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:32" (1/1) ... [2019-12-07 15:46:32,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:32, skipping insertion in model container [2019-12-07 15:46:32,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:32" (1/1) ... [2019-12-07 15:46:32,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:46:32,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:33,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:33,076 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 15:46:33,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fcc3b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:33, skipping insertion in model container [2019-12-07 15:46:33,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:33,077 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:46:33,079 INFO L168 Benchmark]: Toolchain (without parser) took 257.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 941.5 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:33,079 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 957.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:33,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:33,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 957.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 535]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 15:46:34,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:46:34,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:46:34,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:46:34,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:46:34,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:46:34,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:46:34,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:46:34,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:46:34,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:46:34,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:46:34,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:46:34,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:46:34,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:46:34,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:46:34,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:46:34,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:46:34,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:46:34,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:46:34,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:46:34,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:46:34,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:46:34,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:46:34,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:46:34,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:46:34,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:46:34,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:46:34,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:46:34,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:46:34,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:46:34,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:46:34,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:46:34,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:46:34,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:46:34,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:46:34,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:46:34,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:46:34,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:46:34,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:46:34,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:46:34,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:46:34,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:46:34,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:46:34,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:46:34,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:46:34,277 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:46:34,277 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:46:34,278 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:46:34,278 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:46:34,278 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:46:34,278 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:46:34,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:46:34,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:46:34,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:46:34,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:46:34,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:46:34,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:46:34,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:46:34,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:46:34,280 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:46:34,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:46:34,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:46:34,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:46:34,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:46:34,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:46:34,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:46:34,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:46:34,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:46:34,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:46:34,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:46:34,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:46:34,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:46:34,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:46:34,283 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:46:34,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:46:34,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:46:34,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:46:34,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:46:34,284 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_529d68e1-1ca9-4901-8e7a-18312ab04ea7/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 -> e10040ad9d006089566ac73bab5ec598c71c2723 [2019-12-07 15:46:34,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:46:34,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:46:34,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:46:34,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:46:34,473 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:46:34,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-12-07 15:46:34,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/1bc45852a/38e059f8572644a6852bb1a7157cf863/FLAG4ebea23d2 [2019-12-07 15:46:34,984 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:46:34,984 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-12-07 15:46:34,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/1bc45852a/38e059f8572644a6852bb1a7157cf863/FLAG4ebea23d2 [2019-12-07 15:46:35,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/data/1bc45852a/38e059f8572644a6852bb1a7157cf863 [2019-12-07 15:46:35,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:46:35,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:46:35,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:35,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:46:35,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:46:35,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e05d898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35, skipping insertion in model container [2019-12-07 15:46:35,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:46:35,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:35,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:35,281 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:46:35,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:46:35,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:35,334 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:46:35,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:46:35,403 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:46:35,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35 WrapperNode [2019-12-07 15:46:35,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:46:35,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:35,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:46:35,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:46:35,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:46:35,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:46:35,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:46:35,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:46:35,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... [2019-12-07 15:46:35,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:46:35,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:46:35,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:46:35,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:46:35,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:46:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:46:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:46:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:46:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:46:35,970 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:46:35,970 INFO L287 CfgBuilder]: Removed 100 assume(true) statements. [2019-12-07 15:46:35,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:35 BoogieIcfgContainer [2019-12-07 15:46:35,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:46:35,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:46:35,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:46:35,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:46:35,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:46:35" (1/3) ... [2019-12-07 15:46:35,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55275262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:46:35, skipping insertion in model container [2019-12-07 15:46:35,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:46:35" (2/3) ... [2019-12-07 15:46:35,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55275262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:46:35, skipping insertion in model container [2019-12-07 15:46:35,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:35" (3/3) ... [2019-12-07 15:46:35,976 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2019-12-07 15:46:35,983 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:46:35,988 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:46:35,996 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:46:36,012 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:46:36,012 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:46:36,012 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:46:36,013 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:46:36,013 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:46:36,013 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:46:36,013 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:46:36,013 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:46:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2019-12-07 15:46:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 15:46:36,028 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:36,029 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 15:46:36,029 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:36,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:36,033 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2019-12-07 15:46:36,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:36,042 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228098849] [2019-12-07 15:46:36,042 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 15:46:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:36,181 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:46:36,185 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:36,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:36,195 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:36,200 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228098849] [2019-12-07 15:46:36,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:36,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:46:36,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514381991] [2019-12-07 15:46:36,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:46:36,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:36,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:46:36,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:46:36,216 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2019-12-07 15:46:36,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:36,235 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2019-12-07 15:46:36,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:46:36,237 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 15:46:36,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:36,245 INFO L225 Difference]: With dead ends: 151 [2019-12-07 15:46:36,245 INFO L226 Difference]: Without dead ends: 75 [2019-12-07 15:46:36,248 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 15:46:36,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-12-07 15:46:36,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-12-07 15:46:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-12-07 15:46:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2019-12-07 15:46:36,276 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2019-12-07 15:46:36,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:36,276 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2019-12-07 15:46:36,276 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:46:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-12-07 15:46:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 15:46:36,277 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:36,277 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 15:46:36,478 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:46:36,479 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:36,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:36,480 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2019-12-07 15:46:36,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:36,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868852201] [2019-12-07 15:46:36,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 15:46:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:36,701 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:36,702 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:36,716 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:36,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:36,725 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [868852201] [2019-12-07 15:46:36,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:36,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:46:36,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548534022] [2019-12-07 15:46:36,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:46:36,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:36,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:46:36,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:36,727 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 4 states. [2019-12-07 15:46:36,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:36,737 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2019-12-07 15:46:36,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:36,737 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 15:46:36,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:36,738 INFO L225 Difference]: With dead ends: 75 [2019-12-07 15:46:36,738 INFO L226 Difference]: Without dead ends: 35 [2019-12-07 15:46:36,739 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 15:46:36,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-12-07 15:46:36,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-12-07 15:46:36,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-12-07 15:46:36,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-12-07 15:46:36,743 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-12-07 15:46:36,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:36,743 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-12-07 15:46:36,743 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:46:36,743 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-12-07 15:46:36,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:46:36,744 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:36,744 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:46:36,944 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:46:36,945 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:36,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:36,946 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2019-12-07 15:46:36,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:36,947 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1444748405] [2019-12-07 15:46:36,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 15:46:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:37,138 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:46:37,139 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,147 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,154 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1444748405] [2019-12-07 15:46:37,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:37,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:46:37,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538019163] [2019-12-07 15:46:37,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:46:37,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:37,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:46:37,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:46:37,156 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 4 states. [2019-12-07 15:46:37,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:37,198 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2019-12-07 15:46:37,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:46:37,198 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 15:46:37,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:37,199 INFO L225 Difference]: With dead ends: 63 [2019-12-07 15:46:37,199 INFO L226 Difference]: Without dead ends: 35 [2019-12-07 15:46:37,200 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 15:46:37,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-12-07 15:46:37,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-12-07 15:46:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-12-07 15:46:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2019-12-07 15:46:37,205 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2019-12-07 15:46:37,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:37,206 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2019-12-07 15:46:37,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:46:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2019-12-07 15:46:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 15:46:37,207 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:37,207 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 15:46:37,408 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:46:37,408 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:37,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:37,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2019-12-07 15:46:37,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:37,410 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1950577352] [2019-12-07 15:46:37,411 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 15:46:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:37,554 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:37,556 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:37,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,571 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,580 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1950577352] [2019-12-07 15:46:37,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:37,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:46:37,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548313602] [2019-12-07 15:46:37,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:46:37,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:37,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:46:37,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:46:37,582 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2019-12-07 15:46:37,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:37,657 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2019-12-07 15:46:37,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:46:37,657 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 15:46:37,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:37,659 INFO L225 Difference]: With dead ends: 154 [2019-12-07 15:46:37,659 INFO L226 Difference]: Without dead ends: 126 [2019-12-07 15:46:37,660 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 15:46:37,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-12-07 15:46:37,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2019-12-07 15:46:37,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-12-07 15:46:37,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2019-12-07 15:46:37,672 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2019-12-07 15:46:37,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:37,672 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2019-12-07 15:46:37,672 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:46:37,673 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-12-07 15:46:37,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 15:46:37,674 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:46:37,674 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 15:46:37,874 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:46:37,875 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:46:37,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:46:37,875 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2019-12-07 15:46:37,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:46:37,875 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882187326] [2019-12-07 15:46:37,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 15:46:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:46:37,978 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:46:37,980 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:46:37,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,994 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:46:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:46:37,997 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882187326] [2019-12-07 15:46:37,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:46:37,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:46:37,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669375993] [2019-12-07 15:46:37,997 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:46:37,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:46:37,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:46:37,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:46:37,998 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2019-12-07 15:46:38,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:46:38,070 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2019-12-07 15:46:38,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:46:38,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 15:46:38,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:46:38,071 INFO L225 Difference]: With dead ends: 150 [2019-12-07 15:46:38,071 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:46:38,072 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 15:46:38,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:46:38,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:46:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:46:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:46:38,072 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 15:46:38,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:46:38,073 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:46:38,073 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:46:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:46:38,073 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:46:38,273 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:46:38,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:46:38,551 INFO L246 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2019-12-07 15:46:38,551 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,551 INFO L246 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-12-07 15:46:38,551 INFO L242 CegarLoopResult]: At program point L234-1(lines 234 240) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L895(lines 895 905) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L895-2(lines 895 905) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L895-4(lines 895 905) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L896(lines 896 902) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L896-2(lines 896 902) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L896-4(lines 896 902) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2019-12-07 15:46:38,552 INFO L242 CegarLoopResult]: At program point L880(lines 875 882) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:46:38,552 INFO L249 CegarLoopResult]: At program point L368-1(lines 368 375) the Hoare annotation is: true [2019-12-07 15:46:38,552 INFO L246 CegarLoopResult]: For program point L254(lines 254 267) no Hoare annotation was computed. [2019-12-07 15:46:38,553 INFO L242 CegarLoopResult]: At program point L502(lines 497 505) the Hoare annotation is: false [2019-12-07 15:46:38,553 INFO L242 CegarLoopResult]: At program point L502-1(lines 497 505) the Hoare annotation is: false [2019-12-07 15:46:38,553 INFO L246 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2019-12-07 15:46:38,553 INFO L242 CegarLoopResult]: At program point L502-2(lines 497 505) the Hoare annotation is: false [2019-12-07 15:46:38,553 INFO L246 CegarLoopResult]: For program point L90(lines 90 107) no Hoare annotation was computed. [2019-12-07 15:46:38,553 INFO L246 CegarLoopResult]: For program point L90-1(lines 90 107) no Hoare annotation was computed. [2019-12-07 15:46:38,553 INFO L246 CegarLoopResult]: For program point L90-2(lines 90 107) no Hoare annotation was computed. [2019-12-07 15:46:38,553 INFO L242 CegarLoopResult]: At program point L404(lines 1 920) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:46:38,553 INFO L242 CegarLoopResult]: At program point L272(lines 223 273) the Hoare annotation is: false [2019-12-07 15:46:38,553 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L242 CegarLoopResult]: At program point L58(lines 57 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L58-1(lines 58 64) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L242 CegarLoopResult]: At program point L58-2(lines 57 76) the Hoare annotation is: false [2019-12-07 15:46:38,554 INFO L242 CegarLoopResult]: At program point L58-3(lines 57 76) the Hoare annotation is: false [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L917-2(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L242 CegarLoopResult]: At program point L340(lines 336 342) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L225(lines 224 271) no Hoare annotation was computed. [2019-12-07 15:46:38,554 INFO L246 CegarLoopResult]: For program point L192(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L192-2(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L192-3(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L192-5(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L192-6(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L192-8(lines 192 196) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L242 CegarLoopResult]: At program point L143(lines 138 146) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,555 INFO L242 CegarLoopResult]: At program point L143-1(lines 138 146) the Hoare annotation is: false [2019-12-07 15:46:38,555 INFO L242 CegarLoopResult]: At program point L143-2(lines 138 146) the Hoare annotation is: false [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L424-3(lines 424 428) no Hoare annotation was computed. [2019-12-07 15:46:38,555 INFO L246 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L424-6(lines 424 428) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L242 CegarLoopResult]: At program point L292-2(lines 292 306) the Hoare annotation is: false [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L94(lines 94 102) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L94-1(lines 94 102) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L94-2(lines 94 102) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2019-12-07 15:46:38,556 INFO L242 CegarLoopResult]: At program point L244-1(lines 244 250) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,556 INFO L249 CegarLoopResult]: At program point L377(lines 358 380) the Hoare annotation is: true [2019-12-07 15:46:38,556 INFO L246 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L262-2(lines 58 64) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L461(lines 456 464) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L461-1(lines 456 464) the Hoare annotation is: false [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L461-2(lines 456 464) the Hoare annotation is: false [2019-12-07 15:46:38,557 INFO L246 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2019-12-07 15:46:38,557 INFO L246 CegarLoopResult]: For program point L296-1(lines 58 64) no Hoare annotation was computed. [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L65(lines 65 71) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L65-1(lines 65 71) the Hoare annotation is: false [2019-12-07 15:46:38,557 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L65-2(lines 65 71) the Hoare annotation is: false [2019-12-07 15:46:38,557 INFO L242 CegarLoopResult]: At program point L412(lines 407 415) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:46:38,558 INFO L246 CegarLoopResult]: For program point L891(lines 891 908) no Hoare annotation was computed. [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L891-1(lines 1 920) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:46:38,558 INFO L246 CegarLoopResult]: For program point L891-2(lines 891 908) no Hoare annotation was computed. [2019-12-07 15:46:38,558 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L891-3(lines 1 920) the Hoare annotation is: false [2019-12-07 15:46:38,558 INFO L246 CegarLoopResult]: For program point L891-4(lines 891 908) no Hoare annotation was computed. [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L891-5(lines 1 920) the Hoare annotation is: false [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L198(lines 183 201) the Hoare annotation is: false [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L198-1(lines 183 201) the Hoare annotation is: false [2019-12-07 15:46:38,558 INFO L242 CegarLoopResult]: At program point L198-2(lines 183 201) the Hoare annotation is: false [2019-12-07 15:46:38,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:46:38 BoogieIcfgContainer [2019-12-07 15:46:38,571 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:46:38,571 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:46:38,572 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:46:38,572 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:46:38,572 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:46:35" (3/4) ... [2019-12-07 15:46:38,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:46:38,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:46:38,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:46:38,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:46:38,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:46:38,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:46:38,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:46:38,588 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:46:38,610 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:46:38,644 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_529d68e1-1ca9-4901-8e7a-18312ab04ea7/bin/utaipan/witness.graphml [2019-12-07 15:46:38,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:46:38,645 INFO L168 Benchmark]: Toolchain (without parser) took 3640.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 953.7 MB in the beginning and 815.9 MB in the end (delta: 137.8 MB). Peak memory consumption was 281.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,645 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:38,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,646 INFO L168 Benchmark]: Boogie Preprocessor took 36.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:46:38,646 INFO L168 Benchmark]: RCFGBuilder took 486.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,646 INFO L168 Benchmark]: TraceAbstraction took 2599.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 822.8 MB in the end (delta: 224.8 MB). Peak memory consumption was 224.8 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,647 INFO L168 Benchmark]: Witness Printer took 72.47 ms. Allocated memory is still 1.2 GB. Free memory was 822.8 MB in the beginning and 815.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:46:38,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 397.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 486.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2599.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 822.8 MB in the end (delta: 224.8 MB). Peak memory consumption was 224.8 MB. Max. memory is 11.5 GB. * Witness Printer took 72.47 ms. Allocated memory is still 1.2 GB. Free memory was 822.8 MB in the beginning and 815.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: 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: 57]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 328 SDtfs, 398 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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=79occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 167 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1377 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 96 FormulaSimplificationTreeSizeReductionInter, 0.1s 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...