./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.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_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 9e415830c99866fa2d78d65d6e223b9265a4de47 ............................................................................................................................................ 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_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 9e415830c99866fa2d78d65d6e223b9265a4de47 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:56:20,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:20,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:20,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:20,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:20,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:20,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:21,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:21,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:21,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:21,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:21,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:21,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:21,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:21,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:21,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:21,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:21,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:21,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:21,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:21,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:21,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:21,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:21,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:21,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:21,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:21,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:21,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:21,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:21,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:21,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:21,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:21,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:21,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:21,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:21,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:21,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:21,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:21,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:21,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:21,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:21,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:56:21,133 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:21,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:21,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:21,135 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:21,135 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:21,136 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:21,136 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:21,136 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:21,136 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:21,137 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:21,138 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:21,138 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:21,139 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:21,139 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:21,139 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:21,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:21,140 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:21,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:21,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:21,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:21,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:21,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:21,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:21,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:21,142 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:21,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:21,142 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:21,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:21,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:21,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:21,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:21,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:21,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:21,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:21,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:21,147 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:21,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:21,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:21,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:21,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:21,148 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_6a234cbd-2770-4a30-993c-8fd4e268a71f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e415830c99866fa2d78d65d6e223b9265a4de47 [2020-11-22 12:56:21,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:21,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:21,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:21,430 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:21,435 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:21,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-22 12:56:21,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/f7e581801/c590907dee334f4cb5feb5a49bed1f22/FLAG3b1aefb34 [2020-11-22 12:56:22,149 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:22,154 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-22 12:56:22,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/f7e581801/c590907dee334f4cb5feb5a49bed1f22/FLAG3b1aefb34 [2020-11-22 12:56:22,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/f7e581801/c590907dee334f4cb5feb5a49bed1f22 [2020-11-22 12:56:22,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:22,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:22,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:22,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:22,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:22,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:22" (1/1) ... [2020-11-22 12:56:22,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7943a16b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:22, skipping insertion in model container [2020-11-22 12:56:22,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:22" (1/1) ... [2020-11-22 12:56:22,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:22,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:22,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:22,804 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 12:56:22,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10be26cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:22, skipping insertion in model container [2020-11-22 12:56:22,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:22,805 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:22,808 INFO L168 Benchmark]: Toolchain (without parser) took 381.90 ms. Allocated memory is still 109.1 MB. Free memory was 81.2 MB in the beginning and 83.6 MB in the end (delta: -2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:22,809 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 109.1 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:22,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.25 ms. Allocated memory is still 109.1 MB. Free memory was 81.2 MB in the beginning and 83.6 MB in the end (delta: -2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:22,813 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 109.1 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 378.25 ms. Allocated memory is still 109.1 MB. Free memory was 81.2 MB in the beginning and 83.6 MB in the end (delta: -2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 336]: 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 12:56:25,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:25,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:25,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:25,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:25,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:25,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:25,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:25,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:25,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:25,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:25,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:25,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:25,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:25,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:25,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:25,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:25,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:25,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:25,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:25,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:25,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:25,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:25,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:25,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:25,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:25,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:25,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:25,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:25,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:25,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:25,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:25,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:25,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:25,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:25,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:25,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:25,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:25,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:25,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:25,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:25,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:56:25,337 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:25,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:25,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:25,339 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:25,339 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:25,339 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:25,340 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:25,340 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:25,340 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:25,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:25,343 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:56:25,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:56:25,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:25,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:25,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:25,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:25,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:25,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:25,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:25,345 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:56:25,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:25,346 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:25,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:25,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:25,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:25,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:25,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:25,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:25,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:25,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:25,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:25,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:25,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:25,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:25,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:25,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:25,359 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_6a234cbd-2770-4a30-993c-8fd4e268a71f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e415830c99866fa2d78d65d6e223b9265a4de47 [2020-11-22 12:56:25,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:25,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:25,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:25,830 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:25,831 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:25,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-22 12:56:25,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/915921ce5/64f708edca6f4c2b9e69fb00ed850d58/FLAG73d126f8a [2020-11-22 12:56:26,458 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:26,459 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-22 12:56:26,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/915921ce5/64f708edca6f4c2b9e69fb00ed850d58/FLAG73d126f8a [2020-11-22 12:56:26,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/data/915921ce5/64f708edca6f4c2b9e69fb00ed850d58 [2020-11-22 12:56:26,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:26,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:26,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:26,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:26,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:26,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:26" (1/1) ... [2020-11-22 12:56:26,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a67f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:26, skipping insertion in model container [2020-11-22 12:56:26,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:26" (1/1) ... [2020-11-22 12:56:26,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:26,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:27,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:27,247 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:56:27,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:27,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:27,341 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:56:27,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:56:27,481 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:56:27,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27 WrapperNode [2020-11-22 12:56:27,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:27,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:27,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:56:27,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:56:27,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:56:27,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:56:27,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:56:27,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:56:27,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... [2020-11-22 12:56:27,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:56:27,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:56:27,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:56:27,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:56:27,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 12:56:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:56:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:56:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:56:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:56:30,009 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:56:30,009 INFO L298 CfgBuilder]: Removed 92 assume(true) statements. [2020-11-22 12:56:30,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:30 BoogieIcfgContainer [2020-11-22 12:56:30,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:56:30,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:56:30,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:56:30,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:56:30,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:56:26" (1/3) ... [2020-11-22 12:56:30,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c38548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:30, skipping insertion in model container [2020-11-22 12:56:30,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:27" (2/3) ... [2020-11-22 12:56:30,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c38548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:56:30, skipping insertion in model container [2020-11-22 12:56:30,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:30" (3/3) ... [2020-11-22 12:56:30,018 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2020-11-22 12:56:30,029 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:56:30,033 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:56:30,044 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:56:30,079 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:56:30,079 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:56:30,079 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:56:30,079 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:56:30,079 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:56:30,080 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:56:30,080 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:56:30,080 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:56:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2020-11-22 12:56:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 12:56:30,098 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:30,098 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 12:56:30,099 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:30,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:30,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1327001772, now seen corresponding path program 1 times [2020-11-22 12:56:30,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:30,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916948678] [2020-11-22 12:56:30,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 12:56:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:30,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:56:30,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:30,345 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 12:56:30,345 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:30,350 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 12:56:30,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916948678] [2020-11-22 12:56:30,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:30,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:56:30,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244978334] [2020-11-22 12:56:30,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:56:30,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:30,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:56:30,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:56:30,371 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2020-11-22 12:56:30,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:30,394 INFO L93 Difference]: Finished difference Result 132 states and 193 transitions. [2020-11-22 12:56:30,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:56:30,395 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 12:56:30,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:30,404 INFO L225 Difference]: With dead ends: 132 [2020-11-22 12:56:30,405 INFO L226 Difference]: Without dead ends: 64 [2020-11-22 12:56:30,407 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 12:56:30,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-11-22 12:56:30,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2020-11-22 12:56:30,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-11-22 12:56:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2020-11-22 12:56:30,443 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2020-11-22 12:56:30,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:30,443 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2020-11-22 12:56:30,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:56:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2020-11-22 12:56:30,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 12:56:30,444 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:30,444 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 12:56:30,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:56:30,665 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:30,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:30,666 INFO L82 PathProgramCache]: Analyzing trace with hash 479017781, now seen corresponding path program 1 times [2020-11-22 12:56:30,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:30,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408938881] [2020-11-22 12:56:30,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 12:56:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:30,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:56:30,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:30,890 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 12:56:30,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:30,904 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 12:56:30,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408938881] [2020-11-22 12:56:30,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:30,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:56:30,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43684268] [2020-11-22 12:56:30,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:56:30,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:30,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:56:30,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:56:30,908 INFO L87 Difference]: Start difference. First operand 64 states and 87 transitions. Second operand 4 states. [2020-11-22 12:56:30,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:30,920 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2020-11-22 12:56:30,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:56:30,921 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 12:56:30,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:30,922 INFO L225 Difference]: With dead ends: 64 [2020-11-22 12:56:30,922 INFO L226 Difference]: Without dead ends: 33 [2020-11-22 12:56:30,923 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 12:56:30,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-11-22 12:56:30,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-11-22 12:56:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-11-22 12:56:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-11-22 12:56:30,928 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2020-11-22 12:56:30,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:30,928 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-11-22 12:56:30,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:56:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-11-22 12:56:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 12:56:30,929 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:56:30,929 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 12:56:31,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:56:31,146 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:56:31,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:56:31,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1851133765, now seen corresponding path program 1 times [2020-11-22 12:56:31,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:56:31,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6468664] [2020-11-22 12:56:31,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/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 12:56:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:56:31,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:56:31,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:56:31,361 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 12:56:31,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:56:31,380 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 12:56:31,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6468664] [2020-11-22 12:56:31,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:56:31,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:56:31,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142792626] [2020-11-22 12:56:31,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:56:31,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:56:31,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:56:31,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:56:31,386 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-11-22 12:56:31,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:56:31,511 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2020-11-22 12:56:31,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:56:31,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-22 12:56:31,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:56:31,512 INFO L225 Difference]: With dead ends: 87 [2020-11-22 12:56:31,512 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:56:31,512 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 12:56:31,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:56:31,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:56:31,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:56:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:56:31,513 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-11-22 12:56:31,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:56:31,513 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:56:31,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:56:31,514 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:56:31,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:56:31,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:56:31,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:56:32,022 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,022 INFO L274 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-11-22 12:56:32,022 INFO L274 CegarLoopResult]: For program point L680-3(lines 680 684) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L274 CegarLoopResult]: For program point L680-6(lines 680 684) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:56:32,023 INFO L270 CegarLoopResult]: At program point L185(lines 181 203) 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 12:56:32,024 INFO L270 CegarLoopResult]: At program point L185-1(lines 181 203) the Hoare annotation is: false [2020-11-22 12:56:32,024 INFO L270 CegarLoopResult]: At program point L185-2(lines 181 203) the Hoare annotation is: false [2020-11-22 12:56:32,024 INFO L270 CegarLoopResult]: At program point L813(lines 809 815) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 12:56:32,024 INFO L274 CegarLoopResult]: For program point L120(lines 120 126) no Hoare annotation was computed. [2020-11-22 12:56:32,024 INFO L270 CegarLoopResult]: At program point L120-1(lines 120 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:32,024 INFO L270 CegarLoopResult]: At program point L765-2(lines 765 779) the Hoare annotation is: false [2020-11-22 12:56:32,024 INFO L270 CegarLoopResult]: At program point L749(lines 744 752) 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 12:56:32,025 INFO L270 CegarLoopResult]: At program point L749-1(lines 744 752) the Hoare annotation is: false [2020-11-22 12:56:32,025 INFO L270 CegarLoopResult]: At program point L749-2(lines 744 752) the Hoare annotation is: false [2020-11-22 12:56:32,025 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:56:32,025 INFO L270 CegarLoopResult]: At program point L72-1(lines 1 896) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:32,025 INFO L274 CegarLoopResult]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:56:32,025 INFO L270 CegarLoopResult]: At program point L72-3(lines 1 896) the Hoare annotation is: false [2020-11-22 12:56:32,025 INFO L274 CegarLoopResult]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:56:32,026 INFO L270 CegarLoopResult]: At program point L72-5(lines 1 896) the Hoare annotation is: false [2020-11-22 12:56:32,026 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-11-22 12:56:32,026 INFO L277 CegarLoopResult]: At program point L849(lines 830 852) the Hoare annotation is: true [2020-11-22 12:56:32,026 INFO L274 CegarLoopResult]: For program point L288(lines 288 294) no Hoare annotation was computed. [2020-11-22 12:56:32,026 INFO L270 CegarLoopResult]: At program point L288-1(lines 288 294) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:32,026 INFO L274 CegarLoopResult]: For program point L140(lines 140 155) no Hoare annotation was computed. [2020-11-22 12:56:32,026 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:56:32,026 INFO L274 CegarLoopResult]: For program point L769(lines 769 773) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point L769-1(lines 769 773) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L270 CegarLoopResult]: At program point L885(lines 1 896) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:56:32,027 INFO L274 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-11-22 12:56:32,028 INFO L270 CegarLoopResult]: At program point L192(lines 192 198) 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 12:56:32,028 INFO L270 CegarLoopResult]: At program point L192-1(lines 192 198) the Hoare annotation is: false [2020-11-22 12:56:32,028 INFO L270 CegarLoopResult]: At program point L192-2(lines 192 198) the Hoare annotation is: false [2020-11-22 12:56:32,028 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:56:32,028 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:56:32,028 INFO L274 CegarLoopResult]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:56:32,028 INFO L270 CegarLoopResult]: At program point L160(lines 109 161) the Hoare annotation is: false [2020-11-22 12:56:32,029 INFO L270 CegarLoopResult]: At program point L61(lines 185 191) 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 12:56:32,029 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:56:32,029 INFO L270 CegarLoopResult]: At program point L61-1(lines 185 191) the Hoare annotation is: false [2020-11-22 12:56:32,031 INFO L270 CegarLoopResult]: At program point L61-2(lines 185 191) the Hoare annotation is: false [2020-11-22 12:56:32,032 INFO L274 CegarLoopResult]: For program point L111(lines 110 159) no Hoare annotation was computed. [2020-11-22 12:56:32,032 INFO L270 CegarLoopResult]: At program point L244(lines 239 247) 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 12:56:32,032 INFO L270 CegarLoopResult]: At program point L244-1(lines 239 247) 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 12:56:32,033 INFO L270 CegarLoopResult]: At program point L244-2(lines 239 247) the Hoare annotation is: false [2020-11-22 12:56:32,033 INFO L270 CegarLoopResult]: At program point L244-3(lines 239 247) the Hoare annotation is: false [2020-11-22 12:56:32,033 INFO L274 CegarLoopResult]: For program point L112(lines 112 116) no Hoare annotation was computed. [2020-11-22 12:56:32,033 INFO L270 CegarLoopResult]: At program point L244-4(lines 239 247) the Hoare annotation is: false [2020-11-22 12:56:32,033 INFO L270 CegarLoopResult]: At program point L244-5(lines 239 247) the Hoare annotation is: false [2020-11-22 12:56:32,033 INFO L274 CegarLoopResult]: For program point L840(lines 840 847) no Hoare annotation was computed. [2020-11-22 12:56:32,033 INFO L277 CegarLoopResult]: At program point L840-1(lines 840 847) the Hoare annotation is: true [2020-11-22 12:56:32,034 INFO L274 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2020-11-22 12:56:32,034 INFO L270 CegarLoopResult]: At program point L130-1(lines 130 136) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:32,034 INFO L274 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2020-11-22 12:56:32,034 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:56:32,035 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-11-22 12:56:32,035 INFO L274 CegarLoopResult]: For program point L858-1(line 858) no Hoare annotation was computed. [2020-11-22 12:56:32,035 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:56:32,036 INFO L274 CegarLoopResult]: For program point L858-2(line 858) no Hoare annotation was computed. [2020-11-22 12:56:32,036 INFO L274 CegarLoopResult]: For program point L148(lines 148 154) no Hoare annotation was computed. [2020-11-22 12:56:32,037 INFO L270 CegarLoopResult]: At program point L148-1(lines 1 896) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2020-11-22 12:56:32,037 INFO L270 CegarLoopResult]: At program point L893(lines 888 896) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 12:56:32,038 INFO L270 CegarLoopResult]: At program point L51(lines 46 53) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2020-11-22 12:56:32,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:56:32 BoogieIcfgContainer [2020-11-22 12:56:32,056 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:56:32,057 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:56:32,057 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:56:32,058 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:56:32,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:56:30" (3/4) ... [2020-11-22 12:56:32,066 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:56:32,091 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 12:56:32,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 12:56:32,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 12:56:32,093 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 12:56:32,094 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:56:32,094 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:56:32,096 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:56:32,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,122 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,122 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,122 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2020-11-22 12:56:32,174 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a234cbd-2770-4a30-993c-8fd4e268a71f/bin/utaipan/witness.graphml [2020-11-22 12:56:32,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:56:32,177 INFO L168 Benchmark]: Toolchain (without parser) took 5396.38 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 57.4 MB in the beginning and 35.1 MB in the end (delta: 22.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,177 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 59.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:32,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.25 ms. Allocated memory is still 73.4 MB. Free memory was 57.0 MB in the beginning and 40.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.66 ms. Allocated memory is still 73.4 MB. Free memory was 40.7 MB in the beginning and 37.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,179 INFO L168 Benchmark]: Boogie Preprocessor took 36.75 ms. Allocated memory is still 73.4 MB. Free memory was 37.9 MB in the beginning and 35.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,179 INFO L168 Benchmark]: RCFGBuilder took 2431.58 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 35.7 MB in the beginning and 46.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,180 INFO L168 Benchmark]: TraceAbstraction took 2043.73 ms. Allocated memory is still 88.1 MB. Free memory was 46.0 MB in the beginning and 40.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,180 INFO L168 Benchmark]: Witness Printer took 118.03 ms. Allocated memory is still 88.1 MB. Free memory was 40.7 MB in the beginning and 35.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:32,183 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 56.1 MB in the beginning and 56.1 MB in the end (delta: 59.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 699.25 ms. Allocated memory is still 73.4 MB. Free memory was 57.0 MB in the beginning and 40.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.66 ms. Allocated memory is still 73.4 MB. Free memory was 40.7 MB in the beginning and 37.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.75 ms. Allocated memory is still 73.4 MB. Free memory was 37.9 MB in the beginning and 35.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2431.58 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 35.7 MB in the beginning and 46.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2043.73 ms. Allocated memory is still 88.1 MB. Free memory was 46.0 MB in the beginning and 40.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Witness Printer took 118.03 ms. Allocated memory is still 88.1 MB. Free memory was 40.7 MB in the beginning and 35.1 MB in the end (delta: 5.6 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: 809]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 3372 SizeOfPredicates, 4 NumberOfNonLiveVariables, 594 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...