./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI --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 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a ............................................................................................................................................ 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI --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 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:25:54,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:54,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:54,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:54,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:54,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:54,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:54,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:54,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:54,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:54,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:54,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:54,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:54,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:54,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:54,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:54,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:54,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:54,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:54,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:54,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:54,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:54,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:54,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:54,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:54,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:54,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:54,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:54,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:54,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:54,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:54,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:54,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:54,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:54,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:54,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:54,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:54,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:54,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:54,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:54,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:54,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:25:54,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:54,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:54,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:54,503 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:54,503 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:54,503 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:54,503 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:54,503 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:54,504 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:54,504 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:54,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:54,513 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:54,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:54,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:54,513 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:54,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:54,514 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:54,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:54,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:54,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:54,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:54,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:54,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:54,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:54,516 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:54,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:54,516 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:54,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:54,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:54,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:54,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:54,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:54,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:54,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:54,520 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:54,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:54,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:54,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:54,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:54,521 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a [2021-10-11 02:25:54,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:54,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:54,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:54,839 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:54,840 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:54,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-10-11 02:25:54,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/53d20219b/4aca9c458d0646cc8e7a59eecd919185/FLAG07bb806fe [2021-10-11 02:25:55,540 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:55,541 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-10-11 02:25:55,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/53d20219b/4aca9c458d0646cc8e7a59eecd919185/FLAG07bb806fe [2021-10-11 02:25:55,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/53d20219b/4aca9c458d0646cc8e7a59eecd919185 [2021-10-11 02:25:55,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:55,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:55,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:55,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:55,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:55,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:55" (1/1) ... [2021-10-11 02:25:55,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@609af7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:55, skipping insertion in model container [2021-10-11 02:25:55,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:55" (1/1) ... [2021-10-11 02:25:55,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:55,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:56,082 WARN L226 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1281,1294] [2021-10-11 02:25:56,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:56,235 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) [2021-10-11 02:25:56,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@625341e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:56, skipping insertion in model container [2021-10-11 02:25:56,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:56,238 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:56,241 INFO L168 Benchmark]: Toolchain (without parser) took 435.36 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 55.4 MB in the beginning and 86.8 MB in the end (delta: -31.4 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:56,242 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:56,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.76 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 55.2 MB in the beginning and 86.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:56,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.2 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 430.76 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 55.2 MB in the beginning and 86.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 646]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:25:58,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:58,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:58,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:58,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:58,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:58,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:58,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:58,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:58,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:58,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:58,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:58,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:58,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:58,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:58,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:58,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:58,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:58,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:58,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:58,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:58,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:58,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:58,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:58,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:58,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:58,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:58,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:58,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:58,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:58,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:58,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:58,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:58,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:58,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:58,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:58,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:58,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:58,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:58,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:58,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:58,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:25:58,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:58,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:58,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:58,650 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:58,650 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:58,650 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:58,651 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:58,651 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:58,651 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:58,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:58,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:58,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:58,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:58,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:58,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:58,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:58,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:58,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:25:58,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:25:58,656 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:58,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:58,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:58,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:58,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:58,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:25:58,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:58,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:58,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:58,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:58,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:58,659 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:25:58,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:25:58,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:58,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:58,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:58,661 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a [2021-10-11 02:25:59,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:59,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:59,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:59,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:59,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:59,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-10-11 02:25:59,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/9f3f55975/158a4ddfb239480a999c11997a537443/FLAGff42a235a [2021-10-11 02:25:59,713 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:59,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-10-11 02:25:59,732 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/9f3f55975/158a4ddfb239480a999c11997a537443/FLAGff42a235a [2021-10-11 02:26:00,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/data/9f3f55975/158a4ddfb239480a999c11997a537443 [2021-10-11 02:26:00,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:00,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:00,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:00,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:00,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:00,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc68758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00, skipping insertion in model container [2021-10-11 02:26:00,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:00,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:00,296 WARN L226 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1281,1294] [2021-10-11 02:26:00,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:00,531 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:00,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:00,551 WARN L226 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1281,1294] [2021-10-11 02:26:00,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:00,621 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:00,635 WARN L226 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_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1281,1294] [2021-10-11 02:26:00,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:00,767 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:00,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00 WrapperNode [2021-10-11 02:26:00,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:00,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:00,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:00,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:00,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:00,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:00,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:00,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:00,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... [2021-10-11 02:26:00,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:00,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:00,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:00,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:00,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:01,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:01,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:03,558 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:03,558 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-11 02:26:03,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:03 BoogieIcfgContainer [2021-10-11 02:26:03,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:03,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:03,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:03,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:03,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:00" (1/3) ... [2021-10-11 02:26:03,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2873498b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:03, skipping insertion in model container [2021-10-11 02:26:03,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:00" (2/3) ... [2021-10-11 02:26:03,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2873498b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:03, skipping insertion in model container [2021-10-11 02:26:03,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:03" (3/3) ... [2021-10-11 02:26:03,569 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2021-10-11 02:26:03,592 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:03,596 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:03,604 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:03,629 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:03,629 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:03,629 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:03,630 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:03,630 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:03,630 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:03,630 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:03,630 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2021-10-11 02:26:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:26:03,653 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:03,653 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:03,654 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:03,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:03,660 INFO L82 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2021-10-11 02:26:03,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:03,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1116734236] [2021-10-11 02:26:03,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:03,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:03,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:03,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:03,947 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:03,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1116734236] [2021-10-11 02:26:03,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:03,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:03,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089541572] [2021-10-11 02:26:03,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:03,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:03,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:03,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:03,971 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2021-10-11 02:26:04,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:04,002 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-11 02:26:04,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:04,004 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:26:04,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:04,015 INFO L225 Difference]: With dead ends: 215 [2021-10-11 02:26:04,015 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:26:04,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:04,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:26:04,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-11 02:26:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-10-11 02:26:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-11 02:26:04,063 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-11 02:26:04,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:04,064 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-11 02:26:04,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-11 02:26:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:26:04,066 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:04,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:04,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:04,283 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:04,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:04,284 INFO L82 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2021-10-11 02:26:04,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:04,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320277024] [2021-10-11 02:26:04,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:04,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:04,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:04,532 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:04,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320277024] [2021-10-11 02:26:04,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:04,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:04,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820331573] [2021-10-11 02:26:04,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:04,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:04,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:04,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:04,536 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand 3 states. [2021-10-11 02:26:04,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:04,557 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-11 02:26:04,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:04,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:26:04,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:04,562 INFO L225 Difference]: With dead ends: 107 [2021-10-11 02:26:04,563 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 02:26:04,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:04,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 02:26:04,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 02:26:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 02:26:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-11 02:26:04,578 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-11 02:26:04,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:04,578 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-11 02:26:04,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-11 02:26:04,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:26:04,580 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:04,580 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:04,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:04,796 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:04,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:04,797 INFO L82 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2021-10-11 02:26:04,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:04,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416537823] [2021-10-11 02:26:04,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:04,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:04,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:05,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:05,020 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:05,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416537823] [2021-10-11 02:26:05,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:05,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:05,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820361487] [2021-10-11 02:26:05,021 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:05,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:05,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:05,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:05,022 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2021-10-11 02:26:05,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:05,071 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-11 02:26:05,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:05,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:26:05,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:05,073 INFO L225 Difference]: With dead ends: 127 [2021-10-11 02:26:05,073 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:26:05,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:05,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:26:05,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2021-10-11 02:26:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:26:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2021-10-11 02:26:05,086 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 24 [2021-10-11 02:26:05,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:05,086 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2021-10-11 02:26:05,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2021-10-11 02:26:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:26:05,088 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:05,088 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:05,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:05,304 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:05,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:05,305 INFO L82 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2021-10-11 02:26:05,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:05,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1106547895] [2021-10-11 02:26:05,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:05,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:05,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:05,555 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:05,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1106547895] [2021-10-11 02:26:05,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:05,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:05,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795792553] [2021-10-11 02:26:05,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:05,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:05,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:05,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:05,559 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand 5 states. [2021-10-11 02:26:05,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:05,749 INFO L93 Difference]: Finished difference Result 409 states and 623 transitions. [2021-10-11 02:26:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:05,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:26:05,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:05,756 INFO L225 Difference]: With dead ends: 409 [2021-10-11 02:26:05,756 INFO L226 Difference]: Without dead ends: 333 [2021-10-11 02:26:05,760 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:05,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-11 02:26:05,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 151. [2021-10-11 02:26:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2021-10-11 02:26:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 222 transitions. [2021-10-11 02:26:05,807 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 222 transitions. Word has length 26 [2021-10-11 02:26:05,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:05,808 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 222 transitions. [2021-10-11 02:26:05,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-10-11 02:26:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:26:05,811 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:05,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:06,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:06,012 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:06,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:06,012 INFO L82 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2021-10-11 02:26:06,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:06,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324139065] [2021-10-11 02:26:06,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:06,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:06,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:06,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:06,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324139065] [2021-10-11 02:26:06,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:06,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:06,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747277968] [2021-10-11 02:26:06,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:06,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:06,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:06,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:06,280 INFO L87 Difference]: Start difference. First operand 151 states and 222 transitions. Second operand 5 states. [2021-10-11 02:26:06,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:06,426 INFO L93 Difference]: Finished difference Result 359 states and 544 transitions. [2021-10-11 02:26:06,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:26:06,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:26:06,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:06,427 INFO L225 Difference]: With dead ends: 359 [2021-10-11 02:26:06,427 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:06,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:26:06,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:06,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:06,435 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:26:06,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:06,435 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:06,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:06,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:06,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:06,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:07,098 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,099 INFO L262 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2021-10-11 02:26:07,100 INFO L258 CegarLoopResult]: At program point L333-1(lines 333 339) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,100 INFO L262 CegarLoopResult]: For program point L69(lines 69 73) no Hoare annotation was computed. [2021-10-11 02:26:07,101 INFO L258 CegarLoopResult]: At program point L533(lines 528 536) the Hoare annotation is: false [2021-10-11 02:26:07,101 INFO L258 CegarLoopResult]: At program point L533-1(lines 528 536) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,101 INFO L258 CegarLoopResult]: At program point L533-2(lines 528 536) the Hoare annotation is: false [2021-10-11 02:26:07,101 INFO L258 CegarLoopResult]: At program point L533-3(lines 528 536) the Hoare annotation is: false [2021-10-11 02:26:07,101 INFO L258 CegarLoopResult]: At program point L533-4(lines 528 536) the Hoare annotation is: false [2021-10-11 02:26:07,102 INFO L262 CegarLoopResult]: For program point L368(lines 368 372) no Hoare annotation was computed. [2021-10-11 02:26:07,102 INFO L258 CegarLoopResult]: At program point L533-5(lines 528 536) the Hoare annotation is: false [2021-10-11 02:26:07,102 INFO L262 CegarLoopResult]: For program point L368-1(lines 142 148) no Hoare annotation was computed. [2021-10-11 02:26:07,102 INFO L262 CegarLoopResult]: For program point L600(lines 600 610) no Hoare annotation was computed. [2021-10-11 02:26:07,103 INFO L262 CegarLoopResult]: For program point L600-2(lines 600 610) no Hoare annotation was computed. [2021-10-11 02:26:07,103 INFO L262 CegarLoopResult]: For program point L600-4(lines 600 610) no Hoare annotation was computed. [2021-10-11 02:26:07,103 INFO L258 CegarLoopResult]: At program point L270(lines 265 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,103 INFO L258 CegarLoopResult]: At program point L270-1(lines 265 273) the Hoare annotation is: false [2021-10-11 02:26:07,108 INFO L262 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:26:07,108 INFO L258 CegarLoopResult]: At program point L270-2(lines 265 273) the Hoare annotation is: false [2021-10-11 02:26:07,108 INFO L262 CegarLoopResult]: For program point L204-1(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:26:07,108 INFO L262 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2021-10-11 02:26:07,108 INFO L262 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L258 CegarLoopResult]: At program point L105-1(lines 142 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L601(lines 601 607) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L601-2(lines 601 607) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L601-4(lines 601 607) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L174(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L174-1(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,109 INFO L262 CegarLoopResult]: For program point L174-2(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,110 INFO L262 CegarLoopResult]: For program point L174-3(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,110 INFO L262 CegarLoopResult]: For program point L174-4(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,110 INFO L262 CegarLoopResult]: For program point L174-5(lines 174 191) no Hoare annotation was computed. [2021-10-11 02:26:07,111 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,111 INFO L258 CegarLoopResult]: At program point L142(lines 141 160) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,111 INFO L262 CegarLoopResult]: For program point L142-1(lines 142 148) no Hoare annotation was computed. [2021-10-11 02:26:07,111 INFO L258 CegarLoopResult]: At program point L142-2(lines 141 160) the Hoare annotation is: false [2021-10-11 02:26:07,111 INFO L258 CegarLoopResult]: At program point L142-3(lines 141 160) the Hoare annotation is: false [2021-10-11 02:26:07,112 INFO L262 CegarLoopResult]: For program point L440(lines 440 447) no Hoare annotation was computed. [2021-10-11 02:26:07,112 INFO L265 CegarLoopResult]: At program point L440-1(lines 440 447) the Hoare annotation is: true [2021-10-11 02:26:07,113 INFO L262 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-10-11 02:26:07,114 INFO L258 CegarLoopResult]: At program point L77-1(lines 77 83) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,114 INFO L258 CegarLoopResult]: At program point L574(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,114 INFO L258 CegarLoopResult]: At program point L574-1(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,114 INFO L262 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-11 02:26:07,114 INFO L258 CegarLoopResult]: At program point L574-2(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,115 INFO L258 CegarLoopResult]: At program point L574-3(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,115 INFO L258 CegarLoopResult]: At program point L574-4(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,115 INFO L258 CegarLoopResult]: At program point L574-5(lines 569 577) the Hoare annotation is: false [2021-10-11 02:26:07,115 INFO L262 CegarLoopResult]: For program point L178(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,115 INFO L262 CegarLoopResult]: For program point L178-1(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,115 INFO L262 CegarLoopResult]: For program point L178-2(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,115 INFO L262 CegarLoopResult]: For program point L178-3(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,115 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,117 INFO L262 CegarLoopResult]: For program point L178-4(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,117 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,118 INFO L262 CegarLoopResult]: For program point L178-5(lines 178 186) no Hoare annotation was computed. [2021-10-11 02:26:07,118 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,118 INFO L258 CegarLoopResult]: At program point L476(lines 1 982) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:07,118 INFO L258 CegarLoopResult]: At program point L412(lines 408 414) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:07,118 INFO L258 CegarLoopResult]: At program point L149(lines 149 155) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,118 INFO L258 CegarLoopResult]: At program point L149-1(lines 149 155) the Hoare annotation is: false [2021-10-11 02:26:07,119 INFO L258 CegarLoopResult]: At program point L149-2(lines 149 155) the Hoare annotation is: false [2021-10-11 02:26:07,119 INFO L258 CegarLoopResult]: At program point L117(lines 66 118) the Hoare annotation is: false [2021-10-11 02:26:07,119 INFO L265 CegarLoopResult]: At program point L449(lines 430 452) the Hoare annotation is: true [2021-10-11 02:26:07,119 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:07,120 INFO L262 CegarLoopResult]: For program point L87(lines 87 93) no Hoare annotation was computed. [2021-10-11 02:26:07,120 INFO L258 CegarLoopResult]: At program point L87-1(lines 87 93) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,120 INFO L258 CegarLoopResult]: At program point L484(lines 479 487) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:07,120 INFO L262 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,120 INFO L262 CegarLoopResult]: For program point L319-2(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-3(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-5(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-6(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-8(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-9(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-11(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-12(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-14(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,121 INFO L262 CegarLoopResult]: For program point L319-15(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,122 INFO L262 CegarLoopResult]: For program point L319-17(lines 319 323) no Hoare annotation was computed. [2021-10-11 02:26:07,122 INFO L258 CegarLoopResult]: At program point L585(lines 580 587) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:07,122 INFO L262 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-10-11 02:26:07,122 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:07,122 INFO L258 CegarLoopResult]: At program point L325(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,122 INFO L258 CegarLoopResult]: At program point L325-1(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,122 INFO L258 CegarLoopResult]: At program point L325-2(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L325-3(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L325-4(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L325-5(lines 310 328) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L261(lines 254 264) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L261-1(lines 254 264) the Hoare annotation is: false [2021-10-11 02:26:07,123 INFO L258 CegarLoopResult]: At program point L261-2(lines 254 264) the Hoare annotation is: false [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L97(lines 97 112) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L496(lines 496 500) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L496-3(lines 496 500) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L496-6(lines 496 500) no Hoare annotation was computed. [2021-10-11 02:26:07,124 INFO L258 CegarLoopResult]: At program point L364-2(lines 364 378) the Hoare annotation is: false [2021-10-11 02:26:07,124 INFO L262 CegarLoopResult]: For program point L596(lines 596 613) no Hoare annotation was computed. [2021-10-11 02:26:07,125 INFO L258 CegarLoopResult]: At program point L596-1(lines 1 982) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:07,125 INFO L262 CegarLoopResult]: For program point L596-2(lines 596 613) no Hoare annotation was computed. [2021-10-11 02:26:07,125 INFO L258 CegarLoopResult]: At program point L596-3(lines 1 982) the Hoare annotation is: false [2021-10-11 02:26:07,125 INFO L262 CegarLoopResult]: For program point L596-4(lines 596 613) no Hoare annotation was computed. [2021-10-11 02:26:07,125 INFO L258 CegarLoopResult]: At program point L596-5(lines 1 982) the Hoare annotation is: false [2021-10-11 02:26:07,125 INFO L262 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2021-10-11 02:26:07,125 INFO L262 CegarLoopResult]: For program point L200(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:26:07,126 INFO L262 CegarLoopResult]: For program point L200-1(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:26:07,126 INFO L262 CegarLoopResult]: For program point L200-2(lines 200 217) no Hoare annotation was computed. [2021-10-11 02:26:07,126 INFO L262 CegarLoopResult]: For program point L68(lines 67 116) no Hoare annotation was computed. [2021-10-11 02:26:07,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:07 BoogieIcfgContainer [2021-10-11 02:26:07,158 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:07,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:07,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:07,159 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:07,159 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:03" (3/4) ... [2021-10-11 02:26:07,166 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:07,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:26:07,194 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:26:07,196 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:26:07,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:07,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:26:07,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:07,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:07,235 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:26:07,342 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_451bb1c3-b810-4c7f-8e62-15de8cdacc3c/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:07,342 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:07,344 INFO L168 Benchmark]: Toolchain (without parser) took 7314.96 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 56.1 MB in the beginning and 58.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,345 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 73.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:07,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.30 ms. Allocated memory is still 92.3 MB. Free memory was 55.8 MB in the beginning and 57.8 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.87 ms. Allocated memory is still 92.3 MB. Free memory was 57.8 MB in the beginning and 54.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,347 INFO L168 Benchmark]: Boogie Preprocessor took 91.61 ms. Allocated memory is still 92.3 MB. Free memory was 54.2 MB in the beginning and 51.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,347 INFO L168 Benchmark]: RCFGBuilder took 2580.56 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 51.3 MB in the beginning and 75.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,348 INFO L168 Benchmark]: TraceAbstraction took 3595.25 ms. Allocated memory is still 119.5 MB. Free memory was 75.3 MB in the beginning and 67.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,348 INFO L168 Benchmark]: Witness Printer took 184.07 ms. Allocated memory is still 119.5 MB. Free memory was 67.1 MB in the beginning and 58.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:07,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 73.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 737.30 ms. Allocated memory is still 92.3 MB. Free memory was 55.8 MB in the beginning and 57.8 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.87 ms. Allocated memory is still 92.3 MB. Free memory was 57.8 MB in the beginning and 54.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.61 ms. Allocated memory is still 92.3 MB. Free memory was 54.2 MB in the beginning and 51.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2580.56 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 51.3 MB in the beginning and 75.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3595.25 ms. Allocated memory is still 119.5 MB. Free memory was 75.3 MB in the beginning and 67.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * Witness Printer took 184.07 ms. Allocated memory is still 119.5 MB. Free memory was 67.1 MB in the beginning and 58.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 440 SDslu, 453 SDs, 0 SdLazy, 70 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 146 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4165 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...