./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG --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 e05f070a9d08445f8047170ff42067dbbb0e8df76d1f1098124b2282ee971e1d ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG --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 e05f070a9d08445f8047170ff42067dbbb0e8df76d1f1098124b2282ee971e1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:59:46,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:59:46,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:59:46,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:59:46,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:59:46,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:59:46,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:59:46,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:59:46,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:59:46,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:59:46,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:59:46,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:59:46,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:59:46,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:59:46,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:59:46,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:59:46,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:59:46,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:59:46,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:59:46,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:59:46,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:59:46,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:59:46,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:59:46,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:59:46,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:59:46,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:59:46,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:59:46,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:59:46,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:59:46,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:59:46,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:59:46,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:59:46,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:59:46,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:59:46,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:59:46,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:59:46,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:59:46,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:59:46,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:59:46,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:59:46,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:59:46,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:59:46,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:59:46,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:59:46,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:59:46,337 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:59:46,337 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:59:46,337 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:59:46,338 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:59:46,338 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:59:46,338 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:59:46,338 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:59:46,338 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:59:46,339 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:59:46,339 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:59:46,339 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:59:46,339 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:59:46,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:59:46,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:59:46,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:59:46,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:59:46,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:59:46,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:59:46,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:59:46,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:59:46,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:59:46,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:59:46,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:59:46,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:59:46,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:59:46,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:59:46,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:59:46,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:59:46,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:59:46,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:59:46,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:59:46,348 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:59:46,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:59:46,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:59:46,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:59:46,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:59:46,350 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_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e05f070a9d08445f8047170ff42067dbbb0e8df76d1f1098124b2282ee971e1d [2021-10-29 05:59:46,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:59:46,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:59:46,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:59:46,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:59:46,699 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:59:46,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-29 05:59:46,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/e2bfbaab2/7a26aae1dc4d438083fcfe056967a806/FLAGca6e2401e [2021-10-29 05:59:47,367 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:59:47,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-29 05:59:47,387 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/e2bfbaab2/7a26aae1dc4d438083fcfe056967a806/FLAGca6e2401e [2021-10-29 05:59:47,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/e2bfbaab2/7a26aae1dc4d438083fcfe056967a806 [2021-10-29 05:59:47,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:59:47,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:59:47,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:59:47,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:59:47,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:59:47,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:59:47" (1/1) ... [2021-10-29 05:59:47,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553a9d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:47, skipping insertion in model container [2021-10-29 05:59:47,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:59:47" (1/1) ... [2021-10-29 05:59:47,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:59:47,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:59:48,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15732,15745] [2021-10-29 05:59:48,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:59:48,205 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) [2021-10-29 05:59:48,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f889fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:48, skipping insertion in model container [2021-10-29 05:59:48,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:59:48,207 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:59:48,211 INFO L168 Benchmark]: Toolchain (without parser) took 542.09 ms. Allocated memory is still 92.3 MB. Free memory was 71.1 MB in the beginning and 64.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:48,213 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:59:48,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.57 ms. Allocated memory is still 92.3 MB. Free memory was 70.9 MB in the beginning and 64.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:59:48,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 536.57 ms. Allocated memory is still 92.3 MB. Free memory was 70.9 MB in the beginning and 64.6 MB in the end (delta: 6.3 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: 78]: 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 0.2.1-dev-b2eff8b [2021-10-29 05:59:50,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:59:50,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:59:50,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:59:50,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:59:50,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:59:50,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:59:50,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:59:50,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:59:50,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:59:50,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:59:50,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:59:50,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:59:50,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:59:50,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:59:50,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:59:50,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:59:50,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:59:50,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:59:50,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:59:50,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:59:50,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:59:50,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:59:50,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:59:50,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:59:50,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:59:50,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:59:50,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:59:50,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:59:50,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:59:50,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:59:50,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:59:50,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:59:50,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:59:50,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:59:50,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:59:50,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:59:50,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:59:50,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:59:50,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:59:50,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:59:50,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:59:50,989 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:59:50,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:59:50,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:59:50,990 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:59:50,991 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:59:50,991 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:59:50,991 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:59:50,991 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:59:50,992 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:59:50,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:59:50,993 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:59:50,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:59:50,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:59:50,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:59:50,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:59:50,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:59:50,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:59:50,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:59:50,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:59:50,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:59:50,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:59:50,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:59:50,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:59:50,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:59:50,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:59:50,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:59:50,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:59:50,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:59:50,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:59:50,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:59:50,997 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:59:50,997 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:59:50,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:59:50,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:59:50,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:59:50,998 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_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e05f070a9d08445f8047170ff42067dbbb0e8df76d1f1098124b2282ee971e1d [2021-10-29 05:59:51,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:59:51,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:59:51,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:59:51,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:59:51,499 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:59:51,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-29 05:59:51,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/292b6aa48/f370121f03af49e5850a74daf5e41781/FLAG23d0356c9 [2021-10-29 05:59:52,295 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:59:52,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2021-10-29 05:59:52,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/292b6aa48/f370121f03af49e5850a74daf5e41781/FLAG23d0356c9 [2021-10-29 05:59:52,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/data/292b6aa48/f370121f03af49e5850a74daf5e41781 [2021-10-29 05:59:52,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:59:52,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:59:52,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:59:52,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:59:52,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:59:52,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:59:52" (1/1) ... [2021-10-29 05:59:52,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561ac3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:52, skipping insertion in model container [2021-10-29 05:59:52,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:59:52" (1/1) ... [2021-10-29 05:59:52,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:59:52,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:59:53,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15732,15745] [2021-10-29 05:59:53,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:59:53,245 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:59:53,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:59:53,387 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15732,15745] [2021-10-29 05:59:53,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:59:53,422 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:59:53,535 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c[15732,15745] [2021-10-29 05:59:53,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:59:53,590 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:59:53,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53 WrapperNode [2021-10-29 05:59:53,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:59:53,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:59:53,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:59:53,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:59:53,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:59:53,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:59:53,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:59:53,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:59:53,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:59:53,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:59:53,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:59:53,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:59:53,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (1/1) ... [2021-10-29 05:59:53,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:59:53,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:59:53,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:59:53,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:59:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:59:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:59:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:59:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:59:56,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:59:56,584 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-29 05:59:56,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:59:56 BoogieIcfgContainer [2021-10-29 05:59:56,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:59:56,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:59:56,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:59:56,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:59:56,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:59:52" (1/3) ... [2021-10-29 05:59:56,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662431a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:59:56, skipping insertion in model container [2021-10-29 05:59:56,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:59:53" (2/3) ... [2021-10-29 05:59:56,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662431a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:59:56, skipping insertion in model container [2021-10-29 05:59:56,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:59:56" (3/3) ... [2021-10-29 05:59:56,599 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product04.cil.c [2021-10-29 05:59:56,606 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:59:56,606 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:59:56,686 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:59:56,699 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:59:56,699 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:59:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:56,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:59:56,755 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:59:56,756 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:59:56,757 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:59:56,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:59:56,766 INFO L85 PathProgramCache]: Analyzing trace with hash 706591477, now seen corresponding path program 1 times [2021-10-29 05:59:56,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:59:56,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1112192481] [2021-10-29 05:59:56,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:59:56,789 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:59:56,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:59:56,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:59:56,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:59:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:59:57,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:59:57,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:59:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:57,279 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:59:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:57,366 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:59:57,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1112192481] [2021-10-29 05:59:57,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1112192481] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:59:57,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:59:57,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:59:57,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340696841] [2021-10-29 05:59:57,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:59:57,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:59:57,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:59:57,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:59:57,403 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:57,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:59:57,448 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2021-10-29 05:59:57,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:59:57,450 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-29 05:59:57,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:59:57,464 INFO L225 Difference]: With dead ends: 119 [2021-10-29 05:59:57,465 INFO L226 Difference]: Without dead ends: 59 [2021-10-29 05:59:57,471 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:59:57,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-29 05:59:57,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-29 05:59:57,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 58 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2021-10-29 05:59:57,528 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2021-10-29 05:59:57,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:59:57,529 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2021-10-29 05:59:57,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2021-10-29 05:59:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:59:57,532 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:59:57,532 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:59:57,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:59:57,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:59:57,756 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:59:57,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:59:57,757 INFO L85 PathProgramCache]: Analyzing trace with hash 583909382, now seen corresponding path program 1 times [2021-10-29 05:59:57,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:59:57,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [605258639] [2021-10-29 05:59:57,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:59:57,759 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:59:57,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:59:57,760 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:59:57,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:59:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:59:58,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:59:58,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:59:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:58,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:59:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:58,223 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:59:58,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [605258639] [2021-10-29 05:59:58,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [605258639] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:59:58,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:59:58,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:59:58,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284348010] [2021-10-29 05:59:58,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:59:58,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:59:58,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:59:58,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:59:58,234 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:58,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:59:58,259 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2021-10-29 05:59:58,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:59:58,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:59:58,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:59:58,263 INFO L225 Difference]: With dead ends: 59 [2021-10-29 05:59:58,263 INFO L226 Difference]: Without dead ends: 31 [2021-10-29 05:59:58,265 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:59:58,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-29 05:59:58,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-29 05:59:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-29 05:59:58,286 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2021-10-29 05:59:58,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:59:58,287 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-29 05:59:58,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-29 05:59:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:59:58,291 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:59:58,295 INFO L513 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] [2021-10-29 05:59:58,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:59:58,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:59:58,520 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:59:58,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:59:58,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1289655203, now seen corresponding path program 1 times [2021-10-29 05:59:58,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:59:58,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650067974] [2021-10-29 05:59:58,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:59:58,523 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:59:58,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:59:58,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:59:58,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:59:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:59:58,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:59:58,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:59:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:58,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:59:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:59,096 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:59:59,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650067974] [2021-10-29 05:59:59,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [650067974] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:59:59,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:59:59,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:59:59,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708019741] [2021-10-29 05:59:59,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:59:59,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:59:59,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:59:59,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:59:59,101 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:59,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:59:59,241 INFO L93 Difference]: Finished difference Result 126 states and 193 transitions. [2021-10-29 05:59:59,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:59:59,242 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:59:59,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:59:59,246 INFO L225 Difference]: With dead ends: 126 [2021-10-29 05:59:59,246 INFO L226 Difference]: Without dead ends: 102 [2021-10-29 05:59:59,247 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:59:59,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-10-29 05:59:59,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 50. [2021-10-29 05:59:59,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 49 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2021-10-29 05:59:59,270 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 24 [2021-10-29 05:59:59,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:59:59,271 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2021-10-29 05:59:59,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:59:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2021-10-29 05:59:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:59:59,275 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:59:59,275 INFO L513 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] [2021-10-29 05:59:59,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:59:59,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:59:59,496 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:59:59,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:59:59,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1754974165, now seen corresponding path program 1 times [2021-10-29 05:59:59,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:59:59,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1640444392] [2021-10-29 05:59:59,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:59:59,498 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:59:59,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:59:59,500 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:59:59,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:59:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:59:59,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:59:59,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:59:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:59,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:59:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:59:59,971 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:59:59,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1640444392] [2021-10-29 05:59:59,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1640444392] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:59:59,973 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:59:59,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:59:59,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193261033] [2021-10-29 05:59:59,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:59:59,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:59:59,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:59:59,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:59:59,977 INFO L87 Difference]: Start difference. First operand 50 states and 71 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:00,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 06:00:00,098 INFO L93 Difference]: Finished difference Result 148 states and 220 transitions. [2021-10-29 06:00:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 06:00:00,099 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 06:00:00,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 06:00:00,100 INFO L225 Difference]: With dead ends: 148 [2021-10-29 06:00:00,100 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 06:00:00,101 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 06:00:00,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 06:00:00,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 06:00:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 06:00:00,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-29 06:00:00,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 06:00:00,103 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 06:00:00,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 06:00:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 06:00:00,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 06:00:00,107 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 06:00:00,108 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 06:00:00,109 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 06:00:00,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 06:00:00,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 06:00:00,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 06:00:00,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 06:00:00,701 INFO L853 garLoopResultBuilder]: At program point L861(lines 856 863) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,701 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,702 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,702 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 06:00:00,702 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 466 480) the Hoare annotation is: false [2021-10-29 06:00:00,702 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 614) no Hoare annotation was computed. [2021-10-29 06:00:00,703 INFO L857 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2021-10-29 06:00:00,703 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 785) no Hoare annotation was computed. [2021-10-29 06:00:00,703 INFO L857 garLoopResultBuilder]: For program point L781-3(lines 781 785) no Hoare annotation was computed. [2021-10-29 06:00:00,703 INFO L853 garLoopResultBuilder]: At program point L649(lines 649 655) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,704 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 649 655) the Hoare annotation is: false [2021-10-29 06:00:00,704 INFO L857 garLoopResultBuilder]: For program point L781-6(lines 781 785) no Hoare annotation was computed. [2021-10-29 06:00:00,704 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 649 655) the Hoare annotation is: false [2021-10-29 06:00:00,704 INFO L853 garLoopResultBuilder]: At program point L517(lines 513 519) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,705 INFO L860 garLoopResultBuilder]: At program point L552(lines 533 555) the Hoare annotation is: true [2021-10-29 06:00:00,705 INFO L853 garLoopResultBuilder]: At program point L701(lines 696 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,705 INFO L853 garLoopResultBuilder]: At program point L701-1(lines 696 704) the Hoare annotation is: false [2021-10-29 06:00:00,705 INFO L853 garLoopResultBuilder]: At program point L701-2(lines 696 704) the Hoare annotation is: false [2021-10-29 06:00:00,705 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-10-29 06:00:00,706 INFO L857 garLoopResultBuilder]: For program point L470-1(lines 642 648) no Hoare annotation was computed. [2021-10-29 06:00:00,706 INFO L853 garLoopResultBuilder]: At program point L619(lines 568 620) the Hoare annotation is: false [2021-10-29 06:00:00,706 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 06:00:00,706 INFO L857 garLoopResultBuilder]: For program point L570(lines 569 618) no Hoare annotation was computed. [2021-10-29 06:00:00,707 INFO L853 garLoopResultBuilder]: At program point L818(lines 813 821) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,707 INFO L853 garLoopResultBuilder]: At program point L818-1(lines 813 821) the Hoare annotation is: false [2021-10-29 06:00:00,707 INFO L853 garLoopResultBuilder]: At program point L818-2(lines 813 821) the Hoare annotation is: false [2021-10-29 06:00:00,707 INFO L857 garLoopResultBuilder]: For program point L769(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,707 INFO L857 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,708 INFO L857 garLoopResultBuilder]: For program point L769-2(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,708 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-29 06:00:00,708 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,708 INFO L857 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-10-29 06:00:00,708 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,709 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 06:00:00,709 INFO L853 garLoopResultBuilder]: At program point L441(lines 1 892) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,709 INFO L857 garLoopResultBuilder]: For program point L805(lines 805 809) no Hoare annotation was computed. [2021-10-29 06:00:00,709 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 613) no Hoare annotation was computed. [2021-10-29 06:00:00,709 INFO L853 garLoopResultBuilder]: At program point L607-1(lines 642 648) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,709 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 889) no Hoare annotation was computed. [2021-10-29 06:00:00,710 INFO L853 garLoopResultBuilder]: At program point L872-1(lines 1 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,710 INFO L857 garLoopResultBuilder]: For program point L872-2(lines 872 889) no Hoare annotation was computed. [2021-10-29 06:00:00,710 INFO L853 garLoopResultBuilder]: At program point L872-3(lines 1 892) the Hoare annotation is: false [2021-10-29 06:00:00,710 INFO L857 garLoopResultBuilder]: For program point L872-4(lines 872 889) no Hoare annotation was computed. [2021-10-29 06:00:00,710 INFO L853 garLoopResultBuilder]: At program point L872-5(lines 1 892) the Hoare annotation is: false [2021-10-29 06:00:00,711 INFO L853 garLoopResultBuilder]: At program point L642(lines 641 660) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,711 INFO L857 garLoopResultBuilder]: For program point L642-1(lines 642 648) no Hoare annotation was computed. [2021-10-29 06:00:00,711 INFO L853 garLoopResultBuilder]: At program point L642-2(lines 641 660) the Hoare annotation is: false [2021-10-29 06:00:00,711 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 550) no Hoare annotation was computed. [2021-10-29 06:00:00,711 INFO L853 garLoopResultBuilder]: At program point L642-3(lines 641 660) the Hoare annotation is: false [2021-10-29 06:00:00,711 INFO L860 garLoopResultBuilder]: At program point L543-1(lines 543 550) the Hoare annotation is: true [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 797) no Hoare annotation was computed. [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 886) no Hoare annotation was computed. [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 876 886) no Hoare annotation was computed. [2021-10-29 06:00:00,712 INFO L857 garLoopResultBuilder]: For program point L876-4(lines 876 886) no Hoare annotation was computed. [2021-10-29 06:00:00,713 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-10-29 06:00:00,713 INFO L853 garLoopResultBuilder]: At program point L579-1(lines 579 585) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,713 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 883) no Hoare annotation was computed. [2021-10-29 06:00:00,713 INFO L857 garLoopResultBuilder]: For program point L877-2(lines 877 883) no Hoare annotation was computed. [2021-10-29 06:00:00,713 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 751) no Hoare annotation was computed. [2021-10-29 06:00:00,713 INFO L857 garLoopResultBuilder]: For program point L877-4(lines 877 883) no Hoare annotation was computed. [2021-10-29 06:00:00,715 INFO L853 garLoopResultBuilder]: At program point L745-1(lines 745 751) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 06:00:00,720 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-29 06:00:00,722 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 06:00:00,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 06:00:00 BoogieIcfgContainer [2021-10-29 06:00:00,739 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 06:00:00,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 06:00:00,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 06:00:00,740 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 06:00:00,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:59:56" (3/4) ... [2021-10-29 06:00:00,745 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 06:00:00,762 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 06:00:00,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 06:00:00,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 06:00:00,765 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 06:00:00,765 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 06:00:00,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 06:00:00,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 06:00:00,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-29 06:00:00,853 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 06:00:00,858 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 06:00:00,859 INFO L168 Benchmark]: Toolchain (without parser) took 8261.45 ms. Allocated memory was 62.9 MB in the beginning and 98.6 MB in the end (delta: 35.7 MB). Free memory was 41.6 MB in the beginning and 52.9 MB in the end (delta: -11.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,860 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 62.9 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 06:00:00,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 992.52 ms. Allocated memory is still 62.9 MB. Free memory was 41.5 MB in the beginning and 31.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.88 ms. Allocated memory is still 62.9 MB. Free memory was 30.9 MB in the beginning and 28.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,861 INFO L168 Benchmark]: Boogie Preprocessor took 97.76 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 44.0 MB in the end (delta: -15.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,861 INFO L168 Benchmark]: RCFGBuilder took 2781.73 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 44.0 MB in the beginning and 60.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,861 INFO L168 Benchmark]: TraceAbstraction took 4150.86 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 60.2 MB in the beginning and 58.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,862 INFO L168 Benchmark]: Witness Printer took 117.76 ms. Allocated memory is still 98.6 MB. Free memory was 58.5 MB in the beginning and 52.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 06:00:00,864 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 62.9 MB. Free memory is still 42.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 992.52 ms. Allocated memory is still 62.9 MB. Free memory was 41.5 MB in the beginning and 31.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.88 ms. Allocated memory is still 62.9 MB. Free memory was 30.9 MB in the beginning and 28.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.76 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 44.0 MB in the end (delta: -15.7 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2781.73 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 44.0 MB in the beginning and 60.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4150.86 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 60.2 MB in the beginning and 58.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Witness Printer took 117.76 ms. Allocated memory is still 98.6 MB. Free memory was 58.5 MB in the beginning and 52.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 769]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 769]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 769]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 245 SDtfs, 281 SDslu, 265 SDs, 0 SdLazy, 40 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 4 MinimizatonAttempts, 52 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 74 NumberOfFragments, 108 HoareAnnotationTreeSize, 27 FomulaSimplifications, 1202 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 789 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 06:00:00,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74acc1a7-6e97-4710-bc24-a5441a4fd263/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...