./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1d7ff839ac0dc8440e702f25e5d82ddef639735 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1d7ff839ac0dc8440e702f25e5d82ddef639735 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:37,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:37,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:37,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:37,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:37,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:37,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:37,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:37,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:37,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:37,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:37,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:37,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:37,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:37,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:37,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:37,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:37,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:38,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:38,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:38,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:38,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:38,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:38,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:38,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:38,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:38,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:38,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:38,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:38,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:38,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:38,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:38,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:38,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:38,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:38,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:38,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:38,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:38,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:38,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:38,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:38,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:04:38,086 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:38,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:38,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:38,088 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:38,088 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:38,089 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:38,089 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:38,089 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:38,089 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:38,089 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:38,090 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:38,091 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:38,091 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:38,091 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:38,091 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:38,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:38,092 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:38,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:38,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:38,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:38,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:38,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:38,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:38,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:38,094 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:38,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:38,095 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:38,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:38,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:38,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:38,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:38,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:38,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:38,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:38,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:38,098 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:38,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:38,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:38,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:38,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:38,099 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1d7ff839ac0dc8440e702f25e5d82ddef639735 [2020-11-22 13:04:38,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:38,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:38,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:38,461 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:38,461 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:38,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-22 13:04:38,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/4ac89e6e2/0420b13367974f58a1258f052e52f57a/FLAGbdd3cc04c [2020-11-22 13:04:39,130 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:39,131 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-22 13:04:39,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/4ac89e6e2/0420b13367974f58a1258f052e52f57a/FLAGbdd3cc04c [2020-11-22 13:04:39,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/4ac89e6e2/0420b13367974f58a1258f052e52f57a [2020-11-22 13:04:39,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:39,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:39,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:39,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:39,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:39,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:39" (1/1) ... [2020-11-22 13:04:39,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e15c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:39, skipping insertion in model container [2020-11-22 13:04:39,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:39" (1/1) ... [2020-11-22 13:04:39,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:39,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:39,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:39,869 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) [2020-11-22 13:04:39,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36207e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:39, skipping insertion in model container [2020-11-22 13:04:39,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:39,870 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:39,872 INFO L168 Benchmark]: Toolchain (without parser) took 441.08 ms. Allocated memory is still 86.0 MB. Free memory was 52.8 MB in the beginning and 62.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:39,873 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 86.0 MB. Free memory was 61.3 MB in the beginning and 61.3 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:39,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.90 ms. Allocated memory is still 86.0 MB. Free memory was 52.5 MB in the beginning and 62.0 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:39,876 INFO L339 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 86.0 MB. Free memory was 61.3 MB in the beginning and 61.3 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 435.90 ms. Allocated memory is still 86.0 MB. Free memory was 52.5 MB in the beginning and 62.0 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 79]: 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 0.2.0-a4ecdab [2020-11-22 13:04:42,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:42,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:42,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:42,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:42,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:42,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:42,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:42,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:42,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:42,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:42,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:42,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:42,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:42,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:42,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:42,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:42,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:42,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:42,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:42,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:42,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:42,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:42,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:42,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:42,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:42,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:42,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:42,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:42,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:42,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:42,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:42,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:42,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:42,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:42,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:42,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:42,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:42,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:42,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:42,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:42,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:04:42,139 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:42,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:42,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:42,140 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:42,140 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:42,141 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:42,141 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:42,141 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:42,141 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:42,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:42,142 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:42,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:42,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:42,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:42,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:42,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:42,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:42,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:42,144 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:42,144 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:42,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:42,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:42,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:42,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:42,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:42,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:42,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:42,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:42,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:42,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:42,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:42,147 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:42,147 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:42,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:42,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:42,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:42,148 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1d7ff839ac0dc8440e702f25e5d82ddef639735 [2020-11-22 13:04:42,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:42,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:42,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:42,551 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:42,553 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:42,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-22 13:04:42,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/9708b77c6/9abaf8d83e7e4c8a93ead3c64d50a659/FLAG571206bba [2020-11-22 13:04:43,224 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:43,225 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-22 13:04:43,236 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/9708b77c6/9abaf8d83e7e4c8a93ead3c64d50a659/FLAG571206bba [2020-11-22 13:04:43,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/data/9708b77c6/9abaf8d83e7e4c8a93ead3c64d50a659 [2020-11-22 13:04:43,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:43,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:43,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:43,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:43,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:43,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:43" (1/1) ... [2020-11-22 13:04:43,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f56676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:43, skipping insertion in model container [2020-11-22 13:04:43,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:43" (1/1) ... [2020-11-22 13:04:43,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:43,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:43,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:43,802 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:04:43,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:43,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:43,938 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:04:44,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:44,086 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:04:44,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44 WrapperNode [2020-11-22 13:04:44,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:44,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:04:44,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:04:44,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:04:44,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:04:44,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:04:44,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:04:44,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:04:44,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... [2020-11-22 13:04:44,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:04:44,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:04:44,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:04:44,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:04:44,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/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 [2020-11-22 13:04:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:04:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:04:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:04:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:04:46,494 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:04:46,495 INFO L298 CfgBuilder]: Removed 90 assume(true) statements. [2020-11-22 13:04:46,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:46 BoogieIcfgContainer [2020-11-22 13:04:46,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:04:46,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:04:46,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:04:46,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:04:46,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:04:43" (1/3) ... [2020-11-22 13:04:46,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de5d421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:04:46, skipping insertion in model container [2020-11-22 13:04:46,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44" (2/3) ... [2020-11-22 13:04:46,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de5d421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:04:46, skipping insertion in model container [2020-11-22 13:04:46,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:46" (3/3) ... [2020-11-22 13:04:46,504 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2020-11-22 13:04:46,514 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:04:46,518 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:04:46,539 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:04:46,562 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:04:46,562 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:04:46,563 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:04:46,563 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:04:46,563 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:04:46,563 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:04:46,563 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:04:46,563 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:04:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2020-11-22 13:04:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:04:46,583 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:46,583 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:46,584 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:46,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:46,589 INFO L82 PathProgramCache]: Analyzing trace with hash -185979917, now seen corresponding path program 1 times [2020-11-22 13:04:46,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:46,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118099051] [2020-11-22 13:04:46,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/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 [2020-11-22 13:04:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:46,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:04:46,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:47,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:47,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118099051] [2020-11-22 13:04:47,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:47,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:04:47,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756796832] [2020-11-22 13:04:47,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:04:47,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:47,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:04:47,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:04:47,026 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2020-11-22 13:04:47,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:47,062 INFO L93 Difference]: Finished difference Result 132 states and 193 transitions. [2020-11-22 13:04:47,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:04:47,064 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 13:04:47,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:47,079 INFO L225 Difference]: With dead ends: 132 [2020-11-22 13:04:47,079 INFO L226 Difference]: Without dead ends: 64 [2020-11-22 13:04:47,083 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:04:47,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-11-22 13:04:47,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2020-11-22 13:04:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-22 13:04:47,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2020-11-22 13:04:47,136 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2020-11-22 13:04:47,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:47,136 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2020-11-22 13:04:47,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:04:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2020-11-22 13:04:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 13:04:47,138 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:47,138 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:04:47,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:04:47,351 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:47,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:47,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1620039636, now seen corresponding path program 1 times [2020-11-22 13:04:47,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:47,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491621385] [2020-11-22 13:04:47,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/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 [2020-11-22 13:04:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:47,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:04:47,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:47,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:47,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:47,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491621385] [2020-11-22 13:04:47,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:47,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:04:47,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645911718] [2020-11-22 13:04:47,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:04:47,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:47,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:04:47,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:47,659 INFO L87 Difference]: Start difference. First operand 64 states and 87 transitions. Second operand 4 states. [2020-11-22 13:04:47,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:47,673 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2020-11-22 13:04:47,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:04:47,674 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 13:04:47,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:47,680 INFO L225 Difference]: With dead ends: 64 [2020-11-22 13:04:47,680 INFO L226 Difference]: Without dead ends: 33 [2020-11-22 13:04:47,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:04:47,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-11-22 13:04:47,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-11-22 13:04:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-11-22 13:04:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-11-22 13:04:47,686 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2020-11-22 13:04:47,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:47,687 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-11-22 13:04:47,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:04:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-11-22 13:04:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:04:47,688 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:04:47,688 INFO L422 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] [2020-11-22 13:04:47,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:04:47,889 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:04:47,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:04:47,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1302811676, now seen corresponding path program 1 times [2020-11-22 13:04:47,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:04:47,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [826886853] [2020-11-22 13:04:47,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/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 [2020-11-22 13:04:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:04:48,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:04:48,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:04:48,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:48,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:04:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:04:48,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [826886853] [2020-11-22 13:04:48,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:04:48,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:04:48,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791453362] [2020-11-22 13:04:48,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:04:48,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:04:48,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:04:48,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:04:48,131 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-11-22 13:04:48,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:04:48,253 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2020-11-22 13:04:48,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:04:48,254 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-22 13:04:48,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:04:48,254 INFO L225 Difference]: With dead ends: 87 [2020-11-22 13:04:48,254 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:04:48,255 INFO L677 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 [2020-11-22 13:04:48,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:04:48,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:04:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:04:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:04:48,256 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-11-22 13:04:48,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:04:48,256 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:04:48,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:04:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:04:48,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:04:48,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:04:48,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:04:48,777 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,777 INFO L274 CegarLoopResult]: For program point L680(lines 680 686) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L270 CegarLoopResult]: At program point L680-1(lines 680 686) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-11-22 13:04:48,778 INFO L274 CegarLoopResult]: For program point L732(lines 732 745) no Hoare annotation was computed. [2020-11-22 13:04:48,779 INFO L274 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-11-22 13:04:48,779 INFO L274 CegarLoopResult]: For program point L815-3(lines 815 819) no Hoare annotation was computed. [2020-11-22 13:04:48,779 INFO L274 CegarLoopResult]: For program point L815-6(lines 815 819) no Hoare annotation was computed. [2020-11-22 13:04:48,779 INFO L270 CegarLoopResult]: At program point L584(lines 584 590) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,779 INFO L270 CegarLoopResult]: At program point L584-1(lines 584 590) the Hoare annotation is: false [2020-11-22 13:04:48,779 INFO L270 CegarLoopResult]: At program point L584-2(lines 584 590) the Hoare annotation is: false [2020-11-22 13:04:48,779 INFO L277 CegarLoopResult]: At program point L518(lines 499 521) the Hoare annotation is: true [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L766(lines 761 768) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L750(lines 701 751) the Hoare annotation is: false [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L553(lines 548 556) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 13:04:48,780 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2020-11-22 13:04:48,780 INFO L270 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2020-11-22 13:04:48,781 INFO L270 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2020-11-22 13:04:48,781 INFO L270 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2020-11-22 13:04:48,781 INFO L270 CegarLoopResult]: At program point L884(lines 879 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,781 INFO L270 CegarLoopResult]: At program point L884-1(lines 879 887) the Hoare annotation is: false [2020-11-22 13:04:48,781 INFO L270 CegarLoopResult]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2020-11-22 13:04:48,781 INFO L274 CegarLoopResult]: For program point L703(lines 702 749) no Hoare annotation was computed. [2020-11-22 13:04:48,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,782 INFO L274 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-11-22 13:04:48,782 INFO L274 CegarLoopResult]: For program point L787(lines 787 804) no Hoare annotation was computed. [2020-11-22 13:04:48,782 INFO L270 CegarLoopResult]: At program point L787-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,782 INFO L274 CegarLoopResult]: For program point L787-2(lines 787 804) no Hoare annotation was computed. [2020-11-22 13:04:48,782 INFO L270 CegarLoopResult]: At program point L787-3(lines 1 887) the Hoare annotation is: false [2020-11-22 13:04:48,782 INFO L274 CegarLoopResult]: For program point L787-4(lines 787 804) no Hoare annotation was computed. [2020-11-22 13:04:48,782 INFO L270 CegarLoopResult]: At program point L787-5(lines 1 887) the Hoare annotation is: false [2020-11-22 13:04:48,782 INFO L274 CegarLoopResult]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-11-22 13:04:48,783 INFO L270 CegarLoopResult]: At program point L738-1(lines 738 744) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,783 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:04:48,783 INFO L274 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-11-22 13:04:48,783 INFO L270 CegarLoopResult]: At program point L722-1(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,783 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-22 13:04:48,783 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-22 13:04:48,785 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-22 13:04:48,785 INFO L274 CegarLoopResult]: For program point L839(lines 839 843) no Hoare annotation was computed. [2020-11-22 13:04:48,785 INFO L274 CegarLoopResult]: For program point L509(lines 509 516) no Hoare annotation was computed. [2020-11-22 13:04:48,786 INFO L277 CegarLoopResult]: At program point L509-1(lines 509 516) the Hoare annotation is: true [2020-11-22 13:04:48,786 INFO L274 CegarLoopResult]: For program point L791(lines 791 801) no Hoare annotation was computed. [2020-11-22 13:04:48,786 INFO L274 CegarLoopResult]: For program point L791-2(lines 791 801) no Hoare annotation was computed. [2020-11-22 13:04:48,786 INFO L274 CegarLoopResult]: For program point L791-4(lines 791 801) no Hoare annotation was computed. [2020-11-22 13:04:48,786 INFO L270 CegarLoopResult]: At program point L577(lines 573 595) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,786 INFO L270 CegarLoopResult]: At program point L577-1(lines 573 595) the Hoare annotation is: false [2020-11-22 13:04:48,787 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:04:48,787 INFO L270 CegarLoopResult]: At program point L577-2(lines 573 595) the Hoare annotation is: false [2020-11-22 13:04:48,787 INFO L274 CegarLoopResult]: For program point L792(lines 792 798) no Hoare annotation was computed. [2020-11-22 13:04:48,787 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:04:48,787 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 798) no Hoare annotation was computed. [2020-11-22 13:04:48,787 INFO L274 CegarLoopResult]: For program point L792-4(lines 792 798) no Hoare annotation was computed. [2020-11-22 13:04:48,787 INFO L270 CegarLoopResult]: At program point L429-2(lines 429 443) the Hoare annotation is: false [2020-11-22 13:04:48,788 INFO L270 CegarLoopResult]: At program point L776(lines 577 583) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,788 INFO L270 CegarLoopResult]: At program point L776-1(lines 577 583) the Hoare annotation is: false [2020-11-22 13:04:48,788 INFO L270 CegarLoopResult]: At program point L776-2(lines 577 583) the Hoare annotation is: false [2020-11-22 13:04:48,788 INFO L270 CegarLoopResult]: At program point L545(lines 1 887) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 13:04:48,788 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-11-22 13:04:48,788 INFO L270 CegarLoopResult]: At program point L480(lines 476 482) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 13:04:48,789 INFO L274 CegarLoopResult]: For program point L827(lines 827 831) no Hoare annotation was computed. [2020-11-22 13:04:48,789 INFO L274 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-11-22 13:04:48,790 INFO L270 CegarLoopResult]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 13:04:48,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:04:48 BoogieIcfgContainer [2020-11-22 13:04:48,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:04:48,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:04:48,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:04:48,817 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:04:48,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:04:46" (3/4) ... [2020-11-22 13:04:48,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:04:48,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:04:48,844 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:04:48,845 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:04:48,845 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:04:48,846 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:04:48,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:04:48,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:04:48,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 13:04:48,935 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e44c6331-8428-4db2-9b95-e683301956ee/bin/utaipan/witness.graphml [2020-11-22 13:04:48,935 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:04:48,937 INFO L168 Benchmark]: Toolchain (without parser) took 5484.27 ms. Allocated memory was 60.8 MB in the beginning and 98.6 MB in the end (delta: 37.7 MB). Free memory was 40.5 MB in the beginning and 54.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,938 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory was 43.0 MB in the beginning and 42.9 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:48,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.74 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 36.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.05 ms. Allocated memory is still 60.8 MB. Free memory was 35.8 MB in the beginning and 33.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,939 INFO L168 Benchmark]: Boogie Preprocessor took 50.11 ms. Allocated memory is still 60.8 MB. Free memory was 33.1 MB in the beginning and 31.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,944 INFO L168 Benchmark]: RCFGBuilder took 2270.96 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 34.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,945 INFO L168 Benchmark]: TraceAbstraction took 2317.49 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 33.6 MB in the beginning and 60.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,945 INFO L168 Benchmark]: Witness Printer took 119.40 ms. Allocated memory is still 98.6 MB. Free memory was 60.0 MB in the beginning and 54.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:48,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory was 43.0 MB in the beginning and 42.9 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 634.74 ms. Allocated memory is still 60.8 MB. Free memory was 40.4 MB in the beginning and 36.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.05 ms. Allocated memory is still 60.8 MB. Free memory was 35.8 MB in the beginning and 33.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.11 ms. Allocated memory is still 60.8 MB. Free memory was 33.1 MB in the beginning and 31.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2270.96 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 34.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2317.49 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 33.6 MB in the beginning and 60.0 MB in the end (delta: -26.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Witness Printer took 119.40 ms. Allocated memory is still 98.6 MB. Free memory was 60.0 MB in the beginning and 54.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 205 SDtfs, 120 SDslu, 84 SDs, 0 SdLazy, 24 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 60 NumberOfFragments, 125 HoareAnnotationTreeSize, 33 FomulaSimplifications, 176 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 3372 SizeOfPredicates, 4 NumberOfNonLiveVariables, 593 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...