./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.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_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 84841b0b7c643c254d02f565fa50ff7ee5853434 ...................................................................................................................................... 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_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 84841b0b7c643c254d02f565fa50ff7ee5853434 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:09:44,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:09:44,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:09:44,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:09:44,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:09:44,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:09:44,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:09:44,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:09:44,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:09:44,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:09:44,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:09:44,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:09:44,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:09:44,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:09:44,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:09:44,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:09:44,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:09:44,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:09:44,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:09:44,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:09:44,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:09:44,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:09:44,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:09:44,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:09:44,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:09:44,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:09:44,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:09:44,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:09:44,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:09:44,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:09:44,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:09:44,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:09:44,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:09:44,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:09:44,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:09:44,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:09:44,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:09:44,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:09:44,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:09:44,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:09:44,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:09:44,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:09:44,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:09:44,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:09:44,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:09:44,356 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:09:44,356 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:09:44,356 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:09:44,357 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:09:44,357 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:09:44,358 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:09:44,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:09:44,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:09:44,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:09:44,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:09:44,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:09:44,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:09:44,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:09:44,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:09:44,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:09:44,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:09:44,361 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_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2019-12-07 15:09:44,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:09:44,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:09:44,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:09:44,469 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:09:44,470 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:09:44,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-12-07 15:09:44,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/a8bccec47/40d8207fdd9f45d1a9afb4b73704f159/FLAG91678eaa0 [2019-12-07 15:09:44,953 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:09:44,954 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-12-07 15:09:44,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/a8bccec47/40d8207fdd9f45d1a9afb4b73704f159/FLAG91678eaa0 [2019-12-07 15:09:44,971 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/a8bccec47/40d8207fdd9f45d1a9afb4b73704f159 [2019-12-07 15:09:44,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:09:44,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:09:44,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:44,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:09:44,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:09:44,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:44" (1/1) ... [2019-12-07 15:09:44,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4401afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:44, skipping insertion in model container [2019-12-07 15:09:44,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:44" (1/1) ... [2019-12-07 15:09:44,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:09:45,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:09:45,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:45,219 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 15:09:45,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ce48b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:45, skipping insertion in model container [2019-12-07 15:09:45,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:45,220 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:09:45,221 INFO L168 Benchmark]: Toolchain (without parser) took 247.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 938.9 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:45,222 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:09:45,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:45,223 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 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 245.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 77]: 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 15:09:46,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:09:46,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:09:46,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:09:46,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:09:46,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:09:46,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:09:46,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:09:46,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:09:46,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:09:46,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:09:46,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:09:46,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:09:46,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:09:46,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:09:46,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:09:46,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:09:46,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:09:46,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:09:46,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:09:46,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:09:46,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:09:46,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:09:46,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:09:46,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:09:46,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:09:46,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:09:46,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:09:46,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:09:46,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:09:46,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:09:46,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:09:46,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:09:46,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:09:46,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:09:46,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:09:46,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:09:46,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:09:46,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:09:46,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:09:46,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:09:46,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:09:46,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:09:46,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:09:46,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:09:46,394 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:09:46,394 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:09:46,395 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:09:46,395 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:09:46,395 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:09:46,395 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:09:46,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:09:46,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:09:46,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:09:46,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:09:46,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:09:46,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:09:46,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:09:46,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:09:46,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:09:46,399 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_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2019-12-07 15:09:46,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:09:46,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:09:46,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:09:46,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:09:46,589 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:09:46,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-12-07 15:09:46,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/16567c2e4/e8c6becbc5fd4627b9423e97a7b5a9f5/FLAG93011f0f9 [2019-12-07 15:09:46,986 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:09:46,986 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-12-07 15:09:46,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/16567c2e4/e8c6becbc5fd4627b9423e97a7b5a9f5/FLAG93011f0f9 [2019-12-07 15:09:47,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/data/16567c2e4/e8c6becbc5fd4627b9423e97a7b5a9f5 [2019-12-07 15:09:47,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:09:47,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:09:47,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:47,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:09:47,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:09:47,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47, skipping insertion in model container [2019-12-07 15:09:47,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:09:47,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:09:47,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:47,277 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:09:47,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:09:47,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:47,334 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:09:47,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:47,395 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:09:47,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47 WrapperNode [2019-12-07 15:09:47,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:47,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:09:47,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:09:47,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:09:47,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:09:47,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:09:47,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:09:47,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:09:47,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... [2019-12-07 15:09:47,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:09:47,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:09:47,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:09:47,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:09:47,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:09:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:09:47,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:09:47,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:09:47,957 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:09:47,957 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-12-07 15:09:47,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:09:47 BoogieIcfgContainer [2019-12-07 15:09:47,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:09:47,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:09:47,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:09:47,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:09:47,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:09:47" (1/3) ... [2019-12-07 15:09:47,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2a97c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:09:47, skipping insertion in model container [2019-12-07 15:09:47,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:47" (2/3) ... [2019-12-07 15:09:47,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2a97c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:09:47, skipping insertion in model container [2019-12-07 15:09:47,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:09:47" (3/3) ... [2019-12-07 15:09:47,964 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2019-12-07 15:09:47,971 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:09:47,977 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:09:47,985 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:09:48,004 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:09:48,005 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:09:48,005 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:09:48,005 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:09:48,005 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:09:48,005 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:09:48,005 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:09:48,005 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:09:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-12-07 15:09:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 15:09:48,022 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:09:48,022 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:09:48,023 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:09:48,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:09:48,026 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2019-12-07 15:09:48,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:09:48,035 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540753079] [2019-12-07 15:09:48,035 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:09:48,163 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:09:48,167 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:09:48,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:09:48,177 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:09:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:09:48,181 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540753079] [2019-12-07 15:09:48,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:09:48,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:09:48,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071522264] [2019-12-07 15:09:48,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:09:48,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:09:48,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:09:48,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:09:48,196 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-12-07 15:09:48,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:09:48,213 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-12-07 15:09:48,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:09:48,215 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 15:09:48,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:09:48,222 INFO L225 Difference]: With dead ends: 148 [2019-12-07 15:09:48,222 INFO L226 Difference]: Without dead ends: 73 [2019-12-07 15:09:48,225 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:09:48,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-12-07 15:09:48,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-12-07 15:09:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-12-07 15:09:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-12-07 15:09:48,254 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-12-07 15:09:48,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:09:48,255 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-12-07 15:09:48,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:09:48,255 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-12-07 15:09:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 15:09:48,256 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:09:48,256 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:09:48,457 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:09:48,458 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:09:48,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:09:48,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2019-12-07 15:09:48,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:09:48,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1935202009] [2019-12-07 15:09:48,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:09:48,632 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:09:48,634 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:09:48,650 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 15:09:48,651 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:09:48,659 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 15:09:48,660 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1935202009] [2019-12-07 15:09:48,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:09:48,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:09:48,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853586719] [2019-12-07 15:09:48,662 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:09:48,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:09:48,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:09:48,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:09:48,662 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 4 states. [2019-12-07 15:09:48,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:09:48,675 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-12-07 15:09:48,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:09:48,676 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 15:09:48,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:09:48,677 INFO L225 Difference]: With dead ends: 73 [2019-12-07 15:09:48,677 INFO L226 Difference]: Without dead ends: 35 [2019-12-07 15:09:48,678 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:09:48,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-12-07 15:09:48,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-12-07 15:09:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-12-07 15:09:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-12-07 15:09:48,683 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-12-07 15:09:48,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:09:48,683 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-12-07 15:09:48,684 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:09:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-12-07 15:09:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 15:09:48,685 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:09:48,685 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:09:48,885 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:09:48,886 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:09:48,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:09:48,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2019-12-07 15:09:48,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:09:48,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [907234985] [2019-12-07 15:09:48,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:09:49,087 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:09:49,089 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:09:49,096 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 15:09:49,096 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:09:49,102 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 15:09:49,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [907234985] [2019-12-07 15:09:49,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:09:49,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:09:49,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14549965] [2019-12-07 15:09:49,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:09:49,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:09:49,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:09:49,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:09:49,104 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 4 states. [2019-12-07 15:09:49,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:09:49,148 INFO L93 Difference]: Finished difference Result 116 states and 169 transitions. [2019-12-07 15:09:49,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 15:09:49,149 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 15:09:49,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:09:49,150 INFO L225 Difference]: With dead ends: 116 [2019-12-07 15:09:49,150 INFO L226 Difference]: Without dead ends: 87 [2019-12-07 15:09:49,150 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:09:49,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-12-07 15:09:49,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 54. [2019-12-07 15:09:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-12-07 15:09:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2019-12-07 15:09:49,158 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2019-12-07 15:09:49,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:09:49,158 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2019-12-07 15:09:49,158 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:09:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2019-12-07 15:09:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 15:09:49,159 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:09:49,159 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:09:49,359 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:09:49,360 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:09:49,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:09:49,361 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2019-12-07 15:09:49,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:09:49,363 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028089063] [2019-12-07 15:09:49,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:09:49,537 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:09:49,538 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:09:49,551 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 15:09:49,551 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:09:49,558 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 15:09:49,558 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028089063] [2019-12-07 15:09:49,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:09:49,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:09:49,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553502451] [2019-12-07 15:09:49,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:09:49,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:09:49,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:09:49,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:09:49,559 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand 5 states. [2019-12-07 15:09:49,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:09:49,631 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2019-12-07 15:09:49,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:09:49,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 15:09:49,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:09:49,633 INFO L225 Difference]: With dead ends: 256 [2019-12-07 15:09:49,633 INFO L226 Difference]: Without dead ends: 208 [2019-12-07 15:09:49,634 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 15:09:49,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2019-12-07 15:09:49,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2019-12-07 15:09:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-12-07 15:09:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2019-12-07 15:09:49,646 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2019-12-07 15:09:49,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:09:49,647 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2019-12-07 15:09:49,647 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:09:49,647 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2019-12-07 15:09:49,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:09:49,648 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:09:49,648 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 15:09:49,848 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:09:49,849 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:09:49,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:09:49,850 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2019-12-07 15:09:49,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:09:49,852 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144130276] [2019-12-07 15:09:49,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/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 15:09:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:09:50,052 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:09:50,053 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:09:50,064 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 15:09:50,064 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:09:50,067 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 15:09:50,068 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [144130276] [2019-12-07 15:09:50,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:09:50,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:09:50,068 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506419532] [2019-12-07 15:09:50,069 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:09:50,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:09:50,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:09:50,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:09:50,069 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand 5 states. [2019-12-07 15:09:50,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:09:50,143 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2019-12-07 15:09:50,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:09:50,144 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 15:09:50,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:09:50,144 INFO L225 Difference]: With dead ends: 286 [2019-12-07 15:09:50,144 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:09:50,146 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 15:09:50,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:09:50,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:09:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:09:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:09:50,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-12-07 15:09:50,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:09:50,147 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:09:50,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:09:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:09:50,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:09:50,348 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:09:50,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:09:50,614 INFO L246 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2019-12-07 15:09:50,614 INFO L246 CegarLoopResult]: For program point L861-1(lines 596 602) no Hoare annotation was computed. [2019-12-07 15:09:50,614 INFO L246 CegarLoopResult]: For program point L762(lines 762 768) no Hoare annotation was computed. [2019-12-07 15:09:50,614 INFO L242 CegarLoopResult]: At program point L762-1(lines 762 768) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,614 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,615 INFO L242 CegarLoopResult]: At program point L465(lines 460 468) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,615 INFO L242 CegarLoopResult]: At program point L465-1(lines 460 468) the Hoare annotation is: false [2019-12-07 15:09:50,615 INFO L242 CegarLoopResult]: At program point L465-2(lines 460 468) the Hoare annotation is: false [2019-12-07 15:09:50,615 INFO L246 CegarLoopResult]: For program point L928(lines 928 935) no Hoare annotation was computed. [2019-12-07 15:09:50,615 INFO L249 CegarLoopResult]: At program point L928-1(lines 928 935) the Hoare annotation is: true [2019-12-07 15:09:50,615 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:09:50,615 INFO L246 CegarLoopResult]: For program point L632(lines 632 640) no Hoare annotation was computed. [2019-12-07 15:09:50,615 INFO L246 CegarLoopResult]: For program point L632-1(lines 632 640) no Hoare annotation was computed. [2019-12-07 15:09:50,615 INFO L246 CegarLoopResult]: For program point L632-2(lines 632 640) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748-2(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748-3(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748-5(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748-6(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L246 CegarLoopResult]: For program point L748-8(lines 748 752) no Hoare annotation was computed. [2019-12-07 15:09:50,616 INFO L242 CegarLoopResult]: At program point L699(lines 694 702) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,616 INFO L242 CegarLoopResult]: At program point L699-1(lines 694 702) the Hoare annotation is: false [2019-12-07 15:09:50,616 INFO L242 CegarLoopResult]: At program point L699-2(lines 694 702) the Hoare annotation is: false [2019-12-07 15:09:50,617 INFO L246 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-12-07 15:09:50,617 INFO L246 CegarLoopResult]: For program point L535(lines 535 541) no Hoare annotation was computed. [2019-12-07 15:09:50,617 INFO L242 CegarLoopResult]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,617 INFO L242 CegarLoopResult]: At program point L833(lines 1 940) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:09:50,617 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:09:50,617 INFO L242 CegarLoopResult]: At program point L603(lines 603 609) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,617 INFO L242 CegarLoopResult]: At program point L603-1(lines 603 609) the Hoare annotation is: false [2019-12-07 15:09:50,617 INFO L242 CegarLoopResult]: At program point L603-2(lines 603 609) the Hoare annotation is: false [2019-12-07 15:09:50,617 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,618 INFO L246 CegarLoopResult]: For program point L555(lines 555 570) no Hoare annotation was computed. [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L506(lines 501 509) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L506-1(lines 501 509) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L246 CegarLoopResult]: For program point L440(lines 440 444) no Hoare annotation was computed. [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L506-2(lines 501 509) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L754(lines 739 757) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L754-1(lines 739 757) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L242 CegarLoopResult]: At program point L754-2(lines 739 757) the Hoare annotation is: false [2019-12-07 15:09:50,618 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,619 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,619 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,619 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:09:50,619 INFO L249 CegarLoopResult]: At program point L937(lines 918 940) the Hoare annotation is: true [2019-12-07 15:09:50,619 INFO L242 CegarLoopResult]: At program point L905(lines 901 907) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:09:50,619 INFO L242 CegarLoopResult]: At program point L575(lines 524 576) the Hoare annotation is: false [2019-12-07 15:09:50,619 INFO L246 CegarLoopResult]: For program point L790(lines 790 803) no Hoare annotation was computed. [2019-12-07 15:09:50,619 INFO L242 CegarLoopResult]: At program point L790-1(lines 1 940) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,619 INFO L246 CegarLoopResult]: For program point L790-2(lines 790 803) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L242 CegarLoopResult]: At program point L790-3(lines 1 940) the Hoare annotation is: false [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L790-4(lines 790 803) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L242 CegarLoopResult]: At program point L790-5(lines 1 940) the Hoare annotation is: false [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L526(lines 525 574) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L242 CegarLoopResult]: At program point L857-2(lines 857 871) the Hoare annotation is: false [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L242 CegarLoopResult]: At program point L841(lines 836 844) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L428-3(lines 428 432) no Hoare annotation was computed. [2019-12-07 15:09:50,620 INFO L246 CegarLoopResult]: For program point L428-6(lines 428 432) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L242 CegarLoopResult]: At program point L545-1(lines 545 551) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L628(lines 628 645) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L628-1(lines 628 645) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L628-2(lines 628 645) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L794(lines 794 800) no Hoare annotation was computed. [2019-12-07 15:09:50,621 INFO L246 CegarLoopResult]: For program point L794-2(lines 794 800) no Hoare annotation was computed. [2019-12-07 15:09:50,622 INFO L246 CegarLoopResult]: For program point L794-4(lines 794 800) no Hoare annotation was computed. [2019-12-07 15:09:50,622 INFO L242 CegarLoopResult]: At program point L596(lines 595 614) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,622 INFO L246 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-12-07 15:09:50,622 INFO L246 CegarLoopResult]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2019-12-07 15:09:50,622 INFO L242 CegarLoopResult]: At program point L563-1(lines 596 602) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:09:50,622 INFO L242 CegarLoopResult]: At program point L596-2(lines 595 614) the Hoare annotation is: false [2019-12-07 15:09:50,622 INFO L242 CegarLoopResult]: At program point L596-3(lines 595 614) the Hoare annotation is: false [2019-12-07 15:09:50,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:09:50 BoogieIcfgContainer [2019-12-07 15:09:50,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:09:50,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:09:50,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:09:50,635 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:09:50,635 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:09:47" (3/4) ... [2019-12-07 15:09:50,638 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:09:50,649 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:09:50,649 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:09:50,650 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:09:50,650 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:09:50,651 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:09:50,651 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:09:50,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:09:50,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 15:09:50,707 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d4f9f9d6-5050-47fd-b7f6-8eb22ee1f774/bin/utaipan/witness.graphml [2019-12-07 15:09:50,707 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:09:50,708 INFO L168 Benchmark]: Toolchain (without parser) took 3698.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 951.0 MB in the beginning and 805.5 MB in the end (delta: 145.5 MB). Peak memory consumption was 277.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:50,708 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:09:50,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:50,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.96 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 15:09:50,709 INFO L168 Benchmark]: Boogie Preprocessor took 28.35 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 15:09:50,709 INFO L168 Benchmark]: RCFGBuilder took 492.02 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:50,709 INFO L168 Benchmark]: TraceAbstraction took 2675.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 812.4 MB in the end (delta: 219.9 MB). Peak memory consumption was 219.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:50,710 INFO L168 Benchmark]: Witness Printer took 71.99 ms. Allocated memory is still 1.2 GB. Free memory was 812.4 MB in the beginning and 805.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:09:50,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 385.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.96 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. * Boogie Preprocessor took 28.35 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. * RCFGBuilder took 492.02 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2675.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 812.4 MB in the end (delta: 219.9 MB). Peak memory consumption was 219.9 MB. Max. memory is 11.5 GB. * Witness Printer took 71.99 ms. Allocated memory is still 1.2 GB. Free memory was 812.4 MB in the beginning and 805.5 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: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 2.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 333 SDtfs, 490 SDslu, 363 SDs, 0 SdLazy, 48 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 202 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 145 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 122 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3987 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 6608 SizeOfPredicates, 8 NumberOfNonLiveVariables, 906 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...