./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 ............................................................................................................................................ 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:30:00,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:00,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:00,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:00,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:00,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:00,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:00,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:00,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:00,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:00,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:00,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:00,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:00,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:00,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:00,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:00,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:00,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:00,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:00,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:00,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:00,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:00,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:00,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:00,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:00,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:00,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:00,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:00,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:00,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:00,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:00,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:00,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:00,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:00,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:00,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:00,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:00,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:00,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:00,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:00,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:00,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:00,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:00,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:00,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:00,260 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:00,261 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:00,261 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:00,261 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:00,267 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:00,268 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:00,268 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:00,269 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:00,269 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:00,270 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:00,270 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:00,270 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:00,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:00,271 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:00,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:00,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:00,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:00,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:00,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:00,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:00,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:00,273 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:00,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:00,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:00,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:00,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:00,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:00,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:00,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:00,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:00,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:00,277 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:00,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:00,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:00,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:00,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:00,279 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 [2021-10-11 02:30:00,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:00,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:00,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:00,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:00,585 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:00,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 02:30:00,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/a275af09f/fb1c0045646549f3ab8168837956cac2/FLAGab10cbe8b [2021-10-11 02:30:01,204 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:01,205 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 02:30:01,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/a275af09f/fb1c0045646549f3ab8168837956cac2/FLAGab10cbe8b [2021-10-11 02:30:01,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/a275af09f/fb1c0045646549f3ab8168837956cac2 [2021-10-11 02:30:01,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:01,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:01,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:01,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:01,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:01,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:01" (1/1) ... [2021-10-11 02:30:01,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f206ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:01, skipping insertion in model container [2021-10-11 02:30:01,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:01" (1/1) ... [2021-10-11 02:30:01,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:01,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:01,888 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 02:30:01,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:01,904 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 02:30:01,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5eb73f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:01, skipping insertion in model container [2021-10-11 02:30:01,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:01,905 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:01,907 INFO L168 Benchmark]: Toolchain (without parser) took 371.48 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 79.9 MB in the beginning and 129.3 MB in the end (delta: -49.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,908 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 109.1 MB. Free memory is still 65.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:01,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.88 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 79.9 MB in the beginning and 129.3 MB in the end (delta: -49.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 109.1 MB. Free memory is still 65.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 368.88 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 79.9 MB in the beginning and 129.3 MB in the end (delta: -49.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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 02:30:04,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:04,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:04,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:04,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:04,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:04,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:04,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:04,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:04,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:04,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:04,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:04,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:04,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:04,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:04,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:04,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:04,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:04,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:04,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:04,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:04,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:04,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:04,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:04,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:04,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:04,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:04,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:04,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:04,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:04,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:04,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:04,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:04,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:04,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:04,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:04,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:04,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:04,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:04,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:04,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:04,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:04,248 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:04,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:04,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:04,251 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:04,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:04,251 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:04,252 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:04,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:04,252 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:04,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:04,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:04,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:04,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:04,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:04,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:04,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:04,256 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:04,256 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:04,257 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:04,257 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:04,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:04,257 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:04,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:04,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:04,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:04,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:04,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:04,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:04,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:04,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:04,260 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:04,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:04,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:04,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:04,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:04,261 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 [2021-10-11 02:30:04,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:04,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:04,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:04,665 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:04,666 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:04,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 02:30:04,758 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/77b58aae9/e7bdfbb0469c49d1ba1e0dcd4c90b71e/FLAG558dbbc7a [2021-10-11 02:30:05,314 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:05,315 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 02:30:05,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/77b58aae9/e7bdfbb0469c49d1ba1e0dcd4c90b71e/FLAG558dbbc7a [2021-10-11 02:30:05,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/data/77b58aae9/e7bdfbb0469c49d1ba1e0dcd4c90b71e [2021-10-11 02:30:05,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:05,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:05,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:05,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:05,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:05,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577b66a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05, skipping insertion in model container [2021-10-11 02:30:05,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:05,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:06,142 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 02:30:06,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:06,173 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:06,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:06,278 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 02:30:06,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:06,285 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:06,343 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_58a7fcbe-f930-4593-bba6-330e5b34c0d2/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 02:30:06,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:06,381 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:06,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06 WrapperNode [2021-10-11 02:30:06,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:06,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:06,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:06,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:06,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:06,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:06,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:06,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:06,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... [2021-10-11 02:30:06,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:06,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:06,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:06,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:06,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:09,011 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:09,014 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 02:30:09,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:09 BoogieIcfgContainer [2021-10-11 02:30:09,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:09,019 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:09,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:09,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:09,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:05" (1/3) ... [2021-10-11 02:30:09,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11eb1839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:09, skipping insertion in model container [2021-10-11 02:30:09,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:06" (2/3) ... [2021-10-11 02:30:09,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11eb1839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:09, skipping insertion in model container [2021-10-11 02:30:09,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:09" (3/3) ... [2021-10-11 02:30:09,027 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2021-10-11 02:30:09,041 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:09,044 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:30:09,058 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:30:09,097 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:09,097 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:09,097 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:09,098 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:09,098 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:09,098 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:09,098 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:09,098 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2021-10-11 02:30:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:30:09,126 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:09,127 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 02:30:09,128 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:09,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:09,133 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-11 02:30:09,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:09,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932024085] [2021-10-11 02:30:09,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:09,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:09,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:09,426 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 02:30:09,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:09,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932024085] [2021-10-11 02:30:09,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:09,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:09,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140731211] [2021-10-11 02:30:09,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:09,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:09,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:09,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:09,449 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2021-10-11 02:30:09,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:09,478 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-11 02:30:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:09,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:30:09,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:09,489 INFO L225 Difference]: With dead ends: 211 [2021-10-11 02:30:09,490 INFO L226 Difference]: Without dead ends: 105 [2021-10-11 02:30:09,493 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 02:30:09,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-11 02:30:09,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-11 02:30:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2021-10-11 02:30:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-11 02:30:09,540 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-11 02:30:09,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:09,540 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-11 02:30:09,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-11 02:30:09,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:30:09,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:09,544 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 02:30:09,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:09,761 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:09,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:09,761 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-11 02:30:09,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:09,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575551010] [2021-10-11 02:30:09,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:09,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:09,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:09,981 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 02:30:09,981 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:09,982 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575551010] [2021-10-11 02:30:09,982 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:09,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:09,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621055707] [2021-10-11 02:30:09,983 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:09,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:09,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:09,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:09,985 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2021-10-11 02:30:10,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:10,008 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-11 02:30:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:10,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:30:10,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:10,010 INFO L225 Difference]: With dead ends: 105 [2021-10-11 02:30:10,010 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:30:10,011 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 02:30:10,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:30:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:30:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:30:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:30:10,018 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-11 02:30:10,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:10,018 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:30:10,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:10,019 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:30:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:30:10,020 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:10,020 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 02:30:10,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:10,239 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:10,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:10,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-11 02:30:10,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:10,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1988823648] [2021-10-11 02:30:10,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:10,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:10,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:10,450 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 02:30:10,450 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:10,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1988823648] [2021-10-11 02:30:10,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:10,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:10,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896400341] [2021-10-11 02:30:10,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:10,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:10,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:10,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:10,453 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:30:10,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:10,485 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-11 02:30:10,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:10,486 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:30:10,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:10,487 INFO L225 Difference]: With dead ends: 83 [2021-10-11 02:30:10,487 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:30:10,487 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 02:30:10,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:30:10,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:30:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:30:10,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-11 02:30:10,494 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-11 02:30:10,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:10,494 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-11 02:30:10,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-11 02:30:10,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:30:10,496 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:10,496 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 02:30:10,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:10,712 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:10,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:10,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-11 02:30:10,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:10,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217892515] [2021-10-11 02:30:10,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:10,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:10,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:10,972 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 02:30:10,972 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:10,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217892515] [2021-10-11 02:30:10,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:10,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:10,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461919080] [2021-10-11 02:30:10,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:10,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:10,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:10,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:10,976 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2021-10-11 02:30:11,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:11,149 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-11 02:30:11,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:30:11,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:30:11,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:11,153 INFO L225 Difference]: With dead ends: 207 [2021-10-11 02:30:11,153 INFO L226 Difference]: Without dead ends: 169 [2021-10-11 02:30:11,154 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 02:30:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-11 02:30:11,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-11 02:30:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 02:30:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-11 02:30:11,170 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-11 02:30:11,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:11,170 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-11 02:30:11,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-11 02:30:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:30:11,172 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:11,172 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 02:30:11,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:11,383 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:11,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:11,384 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-11 02:30:11,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:11,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1638126691] [2021-10-11 02:30:11,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/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 02:30:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:11,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:11,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:11,649 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 02:30:11,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:11,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1638126691] [2021-10-11 02:30:11,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:11,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:11,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411897489] [2021-10-11 02:30:11,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:11,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:11,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:11,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:11,652 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2021-10-11 02:30:11,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:11,761 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-11 02:30:11,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:11,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:30:11,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:11,762 INFO L225 Difference]: With dead ends: 176 [2021-10-11 02:30:11,762 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:11,764 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 02:30:11,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:11,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:11,765 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:30:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:11,765 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:11,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:11,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:11,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:11,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:12,495 INFO L258 CegarLoopResult]: At program point L729(lines 729 735) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,495 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,495 INFO L258 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: false [2021-10-11 02:30:12,495 INFO L258 CegarLoopResult]: At program point L729-2(lines 729 735) the Hoare annotation is: false [2021-10-11 02:30:12,495 INFO L258 CegarLoopResult]: At program point L597(lines 592 600) the Hoare annotation is: false [2021-10-11 02:30:12,495 INFO L258 CegarLoopResult]: At program point L597-1(lines 592 600) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L597-2(lines 592 600) the Hoare annotation is: false [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L597-3(lines 592 600) the Hoare annotation is: false [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L597-4(lines 592 600) the Hoare annotation is: false [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L597-5(lines 592 600) the Hoare annotation is: false [2021-10-11 02:30:12,496 INFO L262 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L664-1(lines 664 670) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,496 INFO L258 CegarLoopResult]: At program point L433(lines 1 964) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,497 INFO L262 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-11 02:30:12,497 INFO L265 CegarLoopResult]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-10-11 02:30:12,497 INFO L262 CegarLoopResult]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,497 INFO L262 CegarLoopResult]: For program point L899-2(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,497 INFO L262 CegarLoopResult]: For program point L899-3(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,497 INFO L262 CegarLoopResult]: For program point L899-5(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-6(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-8(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-9(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-11(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-12(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-14(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,502 INFO L262 CegarLoopResult]: For program point L899-15(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,503 INFO L262 CegarLoopResult]: For program point L899-17(lines 899 903) no Hoare annotation was computed. [2021-10-11 02:30:12,503 INFO L258 CegarLoopResult]: At program point L933(lines 928 935) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,503 INFO L258 CegarLoopResult]: At program point L702(lines 653 703) the Hoare annotation is: false [2021-10-11 02:30:12,503 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,503 INFO L258 CegarLoopResult]: At program point L638(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,503 INFO L258 CegarLoopResult]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,503 INFO L262 CegarLoopResult]: For program point L572(lines 572 576) no Hoare annotation was computed. [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L638-3(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L638-4(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L638-5(lines 633 641) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L905(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L905-1(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,504 INFO L258 CegarLoopResult]: At program point L905-2(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L905-3(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L905-4(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L905-5(lines 890 908) the Hoare annotation is: false [2021-10-11 02:30:12,505 INFO L262 CegarLoopResult]: For program point L674(lines 674 680) no Hoare annotation was computed. [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L674-1(lines 674 680) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L509(lines 505 511) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,505 INFO L258 CegarLoopResult]: At program point L841(lines 834 844) the Hoare annotation is: false [2021-10-11 02:30:12,506 INFO L258 CegarLoopResult]: At program point L841-1(lines 834 844) the Hoare annotation is: false [2021-10-11 02:30:12,506 INFO L258 CegarLoopResult]: At program point L841-2(lines 834 844) the Hoare annotation is: false [2021-10-11 02:30:12,506 INFO L265 CegarLoopResult]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-10-11 02:30:12,506 INFO L262 CegarLoopResult]: For program point L944(lines 944 961) no Hoare annotation was computed. [2021-10-11 02:30:12,506 INFO L258 CegarLoopResult]: At program point L944-1(lines 1 964) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,506 INFO L262 CegarLoopResult]: For program point L944-2(lines 944 961) no Hoare annotation was computed. [2021-10-11 02:30:12,506 INFO L258 CegarLoopResult]: At program point L944-3(lines 1 964) the Hoare annotation is: false [2021-10-11 02:30:12,506 INFO L262 CegarLoopResult]: For program point L944-4(lines 944 961) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L258 CegarLoopResult]: At program point L944-5(lines 1 964) the Hoare annotation is: false [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point L780-1(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2021-10-11 02:30:12,507 INFO L262 CegarLoopResult]: For program point L948(lines 948 958) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L262 CegarLoopResult]: For program point L948-2(lines 948 958) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L262 CegarLoopResult]: For program point L948-4(lines 948 958) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L262 CegarLoopResult]: For program point L684(lines 684 697) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L262 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L262 CegarLoopResult]: For program point L949-2(lines 949 955) no Hoare annotation was computed. [2021-10-11 02:30:12,508 INFO L258 CegarLoopResult]: At program point L850(lines 845 853) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,509 INFO L258 CegarLoopResult]: At program point L850-1(lines 845 853) the Hoare annotation is: false [2021-10-11 02:30:12,509 INFO L262 CegarLoopResult]: For program point L949-4(lines 949 955) no Hoare annotation was computed. [2021-10-11 02:30:12,509 INFO L262 CegarLoopResult]: For program point L784(lines 784 792) no Hoare annotation was computed. [2021-10-11 02:30:12,509 INFO L258 CegarLoopResult]: At program point L850-2(lines 845 853) the Hoare annotation is: false [2021-10-11 02:30:12,509 INFO L262 CegarLoopResult]: For program point L784-1(lines 784 792) no Hoare annotation was computed. [2021-10-11 02:30:12,509 INFO L262 CegarLoopResult]: For program point L784-2(lines 784 792) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L754(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L754-1(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L754-2(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L655(lines 654 701) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L754-3(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,510 INFO L262 CegarLoopResult]: For program point L754-4(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,511 INFO L262 CegarLoopResult]: For program point L754-5(lines 754 771) no Hoare annotation was computed. [2021-10-11 02:30:12,511 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:12,511 INFO L258 CegarLoopResult]: At program point L722(lines 721 740) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,511 INFO L262 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2021-10-11 02:30:12,511 INFO L262 CegarLoopResult]: For program point L656(lines 656 660) no Hoare annotation was computed. [2021-10-11 02:30:12,511 INFO L258 CegarLoopResult]: At program point L722-2(lines 721 740) the Hoare annotation is: false [2021-10-11 02:30:12,511 INFO L258 CegarLoopResult]: At program point L722-3(lines 721 740) the Hoare annotation is: false [2021-10-11 02:30:12,512 INFO L258 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: false [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L922-2(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L758(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,512 INFO L262 CegarLoopResult]: For program point L758-1(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,513 INFO L262 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2021-10-11 02:30:12,513 INFO L262 CegarLoopResult]: For program point L758-2(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,513 INFO L262 CegarLoopResult]: For program point L758-3(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,513 INFO L258 CegarLoopResult]: At program point L692-2(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:12,513 INFO L262 CegarLoopResult]: For program point L758-4(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,513 INFO L262 CegarLoopResult]: For program point L758-5(lines 758 766) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L560-3(lines 560 564) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L560-6(lines 560 564) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-10-11 02:30:12,514 INFO L262 CegarLoopResult]: For program point L462-1(lines 722 728) no Hoare annotation was computed. [2021-10-11 02:30:12,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:12 BoogieIcfgContainer [2021-10-11 02:30:12,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:12,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:12,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:12,532 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:12,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:09" (3/4) ... [2021-10-11 02:30:12,535 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:12,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:12,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:12,554 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:12,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:12,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:12,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:12,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:12,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:12,650 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a7fcbe-f930-4593-bba6-330e5b34c0d2/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:12,650 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:12,653 INFO L168 Benchmark]: Toolchain (without parser) took 7024.86 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 53.1 MB in the beginning and 53.7 MB in the end (delta: -591.2 kB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,653 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:12,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.28 ms. Allocated memory is still 69.2 MB. Free memory was 53.1 MB in the beginning and 36.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.21 ms. Allocated memory is still 69.2 MB. Free memory was 36.0 MB in the beginning and 32.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,655 INFO L168 Benchmark]: Boogie Preprocessor took 52.75 ms. Allocated memory is still 69.2 MB. Free memory was 32.8 MB in the beginning and 30.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,656 INFO L168 Benchmark]: RCFGBuilder took 2512.29 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 30.0 MB in the beginning and 60.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,656 INFO L168 Benchmark]: TraceAbstraction took 3511.97 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 59.4 MB in the beginning and 62.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,657 INFO L168 Benchmark]: Witness Printer took 119.05 ms. Allocated memory is still 104.9 MB. Free memory was 62.1 MB in the beginning and 53.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:12,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 751.28 ms. Allocated memory is still 69.2 MB. Free memory was 53.1 MB in the beginning and 36.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.21 ms. Allocated memory is still 69.2 MB. Free memory was 36.0 MB in the beginning and 32.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.75 ms. Allocated memory is still 69.2 MB. Free memory was 32.8 MB in the beginning and 30.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2512.29 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 30.0 MB in the beginning and 60.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3511.97 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 59.4 MB in the beginning and 62.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. * Witness Printer took 119.05 ms. Allocated memory is still 104.9 MB. Free memory was 62.1 MB in the beginning and 53.7 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: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: 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: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 403 SDslu, 363 SDs, 0 SdLazy, 62 SolverSat, 13 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=109occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 179 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1329 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 189 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s 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...