./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 c21e70d9ea27340857124f83eb5ec77ba8828195 ............................................................................................................................................ 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 c21e70d9ea27340857124f83eb5ec77ba8828195 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:23:54,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:54,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:54,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:54,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:54,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:54,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:54,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:54,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:54,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:54,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:54,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:54,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:54,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:54,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:54,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:54,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:54,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:54,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:54,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:54,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:54,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:54,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:54,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:54,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:54,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:54,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:54,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:54,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:54,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:54,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:54,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:54,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:54,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:54,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:54,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:54,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:54,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:54,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:54,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:54,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:54,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:54,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:54,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:54,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:54,462 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:54,462 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:54,462 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:54,463 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:54,463 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:54,469 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:54,470 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:54,471 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:54,471 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:54,471 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:54,472 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:54,472 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:54,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:54,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:54,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:54,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:54,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:54,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:54,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:54,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:54,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:54,475 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:54,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:54,475 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:54,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:54,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:54,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:54,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:54,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:54,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:54,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:54,478 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:54,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:54,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:54,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:54,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:54,479 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c21e70d9ea27340857124f83eb5ec77ba8828195 [2021-10-11 02:23:54,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:54,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:54,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:54,835 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:54,836 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:54,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-11 02:23:54,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/3e9e1590f/234938f31ecb4f959100ac666d8c7844/FLAG567428e9e [2021-10-11 02:23:55,604 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:55,612 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-11 02:23:55,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/3e9e1590f/234938f31ecb4f959100ac666d8c7844/FLAG567428e9e [2021-10-11 02:23:55,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/3e9e1590f/234938f31ecb4f959100ac666d8c7844 [2021-10-11 02:23:55,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:55,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:55,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:55,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:55,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:55,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfa6822 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55, skipping insertion in model container [2021-10-11 02:23:55,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:55,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:56,041 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-11 02:23:56,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:56,060 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 02:23:56,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36b89af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:56, skipping insertion in model container [2021-10-11 02:23:56,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:56,061 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:56,063 INFO L168 Benchmark]: Toolchain (without parser) took 413.73 ms. Allocated memory is still 100.7 MB. Free memory was 67.1 MB in the beginning and 72.5 MB in the end (delta: -5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:56,064 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 50.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:56,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.88 ms. Allocated memory is still 100.7 MB. Free memory was 66.9 MB in the beginning and 72.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:56,067 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 100.7 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 50.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 410.88 ms. Allocated memory is still 100.7 MB. Free memory was 66.9 MB in the beginning and 72.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 273]: 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 02:23:58,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:58,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:58,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:58,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:58,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:58,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:58,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:58,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:58,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:58,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:58,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:58,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:58,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:58,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:58,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:58,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:58,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:58,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:58,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:58,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:58,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:58,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:58,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:58,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:58,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:58,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:58,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:58,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:58,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:58,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:58,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:58,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:58,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:58,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:58,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:58,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:58,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:58,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:58,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:58,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:58,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:23:58,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:58,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:58,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:58,516 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:58,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:58,526 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:58,526 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:58,527 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:58,527 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:58,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:58,528 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:58,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:58,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:58,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:58,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:58,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:58,529 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:58,529 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:58,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:58,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:58,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:58,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:58,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:58,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:58,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:58,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:58,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:58,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:58,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:58,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:58,532 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:58,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:58,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:58,533 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:58,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:58,533 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c21e70d9ea27340857124f83eb5ec77ba8828195 [2021-10-11 02:23:58,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:58,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:58,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:58,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:58,947 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:58,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-11 02:23:59,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/aea31cf74/d78cfca8c7e545d8835a6b443189f5d4/FLAG9a43ecd96 [2021-10-11 02:23:59,749 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:59,749 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-11 02:23:59,763 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/aea31cf74/d78cfca8c7e545d8835a6b443189f5d4/FLAG9a43ecd96 [2021-10-11 02:24:00,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/data/aea31cf74/d78cfca8c7e545d8835a6b443189f5d4 [2021-10-11 02:24:00,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:00,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:00,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:00,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:00,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f8c5ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00, skipping insertion in model container [2021-10-11 02:24:00,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:00,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:00,574 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-11 02:24:00,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,613 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:00,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:00,737 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-11 02:24:00,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,755 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:00,859 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_c9500caf-5c53-4c1c-95b4-1781c78fdd27/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-11 02:24:00,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,917 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:00,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00 WrapperNode [2021-10-11 02:24:00,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:00,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:00,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:00,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:01,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:01,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:01,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:01,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:01,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:01,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:01,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:01,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:01,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:01,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:01,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:03,869 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:03,869 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-11 02:24:03,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:03 BoogieIcfgContainer [2021-10-11 02:24:03,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:03,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:03,874 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:03,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:03,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:00" (1/3) ... [2021-10-11 02:24:03,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f1aaf7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:03, skipping insertion in model container [2021-10-11 02:24:03,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (2/3) ... [2021-10-11 02:24:03,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f1aaf7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:03, skipping insertion in model container [2021-10-11 02:24:03,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:03" (3/3) ... [2021-10-11 02:24:03,882 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2021-10-11 02:24:03,895 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:03,898 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:03,906 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:03,929 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:03,929 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:03,930 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:03,930 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:03,930 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:03,930 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:03,930 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:03,930 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2021-10-11 02:24:03,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:24:03,953 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:03,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:03,954 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:03,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:03,959 INFO L82 PathProgramCache]: Analyzing trace with hash 325683581, now seen corresponding path program 1 times [2021-10-11 02:24:03,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:03,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179412263] [2021-10-11 02:24:03,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:04,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:04,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:04,231 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 02:24:04,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:04,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179412263] [2021-10-11 02:24:04,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:04,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:04,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413412818] [2021-10-11 02:24:04,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:04,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:04,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:04,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:04,253 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2021-10-11 02:24:04,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:04,286 INFO L93 Difference]: Finished difference Result 256 states and 383 transitions. [2021-10-11 02:24:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:04,288 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:24:04,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:04,298 INFO L225 Difference]: With dead ends: 256 [2021-10-11 02:24:04,299 INFO L226 Difference]: Without dead ends: 127 [2021-10-11 02:24:04,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 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 02:24:04,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-11 02:24:04,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-11 02:24:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2021-10-11 02:24:04,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 183 transitions. [2021-10-11 02:24:04,347 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 183 transitions. Word has length 16 [2021-10-11 02:24:04,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:04,348 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 183 transitions. [2021-10-11 02:24:04,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2021-10-11 02:24:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:24:04,350 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:04,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:04,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:04,565 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:04,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:04,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1302516555, now seen corresponding path program 1 times [2021-10-11 02:24:04,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:04,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350314101] [2021-10-11 02:24:04,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:04,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:04,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:04,841 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 02:24:04,841 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:04,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350314101] [2021-10-11 02:24:04,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:04,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:04,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302126735] [2021-10-11 02:24:04,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:04,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:04,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:04,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:04,845 INFO L87 Difference]: Start difference. First operand 127 states and 183 transitions. Second operand 3 states. [2021-10-11 02:24:04,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:04,879 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-11 02:24:04,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:04,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:24:04,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:04,882 INFO L225 Difference]: With dead ends: 127 [2021-10-11 02:24:04,884 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 02:24:04,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 02:24:04,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 02:24:04,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 02:24:04,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 02:24:04,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-11 02:24:04,900 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2021-10-11 02:24:04,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:04,904 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-11 02:24:04,905 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-11 02:24:04,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:24:04,907 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:04,907 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] [2021-10-11 02:24:05,127 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,128 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1189907750, now seen corresponding path program 1 times [2021-10-11 02:24:05,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [582879339] [2021-10-11 02:24:05,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:05,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:05,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:05,359 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 02:24:05,360 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:05,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [582879339] [2021-10-11 02:24:05,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:05,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:05,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212151035] [2021-10-11 02:24:05,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:05,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:05,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:05,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:05,370 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2021-10-11 02:24:05,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:05,463 INFO L93 Difference]: Finished difference Result 147 states and 216 transitions. [2021-10-11 02:24:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:05,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:24:05,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:05,470 INFO L225 Difference]: With dead ends: 147 [2021-10-11 02:24:05,470 INFO L226 Difference]: Without dead ends: 100 [2021-10-11 02:24:05,471 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 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 02:24:05,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-10-11 02:24:05,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2021-10-11 02:24:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2021-10-11 02:24:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 141 transitions. [2021-10-11 02:24:05,505 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 141 transitions. Word has length 22 [2021-10-11 02:24:05,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:05,506 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 141 transitions. [2021-10-11 02:24:05,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2021-10-11 02:24:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:05,508 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:05,508 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 02:24:05,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,727 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,728 INFO L82 PathProgramCache]: Analyzing trace with hash 752688312, now seen corresponding path program 1 times [2021-10-11 02:24:05,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676346678] [2021-10-11 02:24:05,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:05,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:05,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:05,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:05,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676346678] [2021-10-11 02:24:05,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:05,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:05,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411668245] [2021-10-11 02:24:05,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:05,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:05,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:05,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:05,954 INFO L87 Difference]: Start difference. First operand 96 states and 141 transitions. Second operand 3 states. [2021-10-11 02:24:06,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,064 INFO L93 Difference]: Finished difference Result 227 states and 338 transitions. [2021-10-11 02:24:06,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:06,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:24:06,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,066 INFO L225 Difference]: With dead ends: 227 [2021-10-11 02:24:06,067 INFO L226 Difference]: Without dead ends: 137 [2021-10-11 02:24:06,070 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 02:24:06,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-11 02:24:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2021-10-11 02:24:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2021-10-11 02:24:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 195 transitions. [2021-10-11 02:24:06,099 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 195 transitions. Word has length 24 [2021-10-11 02:24:06,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,101 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 195 transitions. [2021-10-11 02:24:06,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2021-10-11 02:24:06,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:24:06,106 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,107 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] [2021-10-11 02:24:06,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,323 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:06,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:06,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1744683281, now seen corresponding path program 1 times [2021-10-11 02:24:06,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:06,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007548172] [2021-10-11 02:24:06,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/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 02:24:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:06,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:06,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:06,585 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 02:24:06,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:06,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1007548172] [2021-10-11 02:24:06,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:06,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:06,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257154782] [2021-10-11 02:24:06,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:06,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:06,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:06,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:06,588 INFO L87 Difference]: Start difference. First operand 135 states and 195 transitions. Second operand 5 states. [2021-10-11 02:24:06,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,801 INFO L93 Difference]: Finished difference Result 676 states and 993 transitions. [2021-10-11 02:24:06,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:06,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:24:06,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,805 INFO L225 Difference]: With dead ends: 676 [2021-10-11 02:24:06,805 INFO L226 Difference]: Without dead ends: 547 [2021-10-11 02:24:06,806 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 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 02:24:06,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2021-10-11 02:24:06,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 254. [2021-10-11 02:24:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2021-10-11 02:24:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 363 transitions. [2021-10-11 02:24:06,834 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 363 transitions. Word has length 25 [2021-10-11 02:24:06,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,835 INFO L481 AbstractCegarLoop]: Abstraction has 254 states and 363 transitions. [2021-10-11 02:24:06,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 363 transitions. [2021-10-11 02:24:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:24:06,836 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,836 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 02:24:07,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,055 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:07,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:07,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1948490375, now seen corresponding path program 1 times [2021-10-11 02:24:07,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:07,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1021702983] [2021-10-11 02:24:07,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:07,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:07,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:07,354 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 02:24:07,354 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:07,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1021702983] [2021-10-11 02:24:07,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:07,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:07,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148613843] [2021-10-11 02:24:07,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:07,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:07,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:07,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:07,357 INFO L87 Difference]: Start difference. First operand 254 states and 363 transitions. Second operand 5 states. [2021-10-11 02:24:07,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:07,612 INFO L93 Difference]: Finished difference Result 744 states and 1066 transitions. [2021-10-11 02:24:07,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:24:07,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:24:07,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:07,618 INFO L225 Difference]: With dead ends: 744 [2021-10-11 02:24:07,618 INFO L226 Difference]: Without dead ends: 742 [2021-10-11 02:24:07,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 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 02:24:07,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2021-10-11 02:24:07,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 254. [2021-10-11 02:24:07,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2021-10-11 02:24:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 361 transitions. [2021-10-11 02:24:07,657 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 361 transitions. Word has length 26 [2021-10-11 02:24:07,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:07,658 INFO L481 AbstractCegarLoop]: Abstraction has 254 states and 361 transitions. [2021-10-11 02:24:07,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 361 transitions. [2021-10-11 02:24:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:24:07,659 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:07,660 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:07,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,875 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:07,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:07,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1292268752, now seen corresponding path program 1 times [2021-10-11 02:24:07,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:07,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1810355032] [2021-10-11 02:24:07,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:08,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:08,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:08,129 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 02:24:08,129 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:08,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1810355032] [2021-10-11 02:24:08,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:08,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:08,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772677569] [2021-10-11 02:24:08,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:08,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:08,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:08,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:08,131 INFO L87 Difference]: Start difference. First operand 254 states and 361 transitions. Second operand 3 states. [2021-10-11 02:24:08,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:08,237 INFO L93 Difference]: Finished difference Result 690 states and 981 transitions. [2021-10-11 02:24:08,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:08,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:24:08,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:08,240 INFO L225 Difference]: With dead ends: 690 [2021-10-11 02:24:08,241 INFO L226 Difference]: Without dead ends: 442 [2021-10-11 02:24:08,246 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 02:24:08,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2021-10-11 02:24:08,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 440. [2021-10-11 02:24:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2021-10-11 02:24:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 609 transitions. [2021-10-11 02:24:08,294 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 609 transitions. Word has length 34 [2021-10-11 02:24:08,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:08,296 INFO L481 AbstractCegarLoop]: Abstraction has 440 states and 609 transitions. [2021-10-11 02:24:08,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 609 transitions. [2021-10-11 02:24:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:24:08,299 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:08,299 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:08,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:08,515 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:08,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:08,516 INFO L82 PathProgramCache]: Analyzing trace with hash -12405074, now seen corresponding path program 1 times [2021-10-11 02:24:08,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:08,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869632741] [2021-10-11 02:24:08,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:08,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:08,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:08,783 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 02:24:08,783 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:08,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869632741] [2021-10-11 02:24:08,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:08,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:08,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33417658] [2021-10-11 02:24:08,785 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:08,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:08,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:08,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:08,786 INFO L87 Difference]: Start difference. First operand 440 states and 609 transitions. Second operand 5 states. [2021-10-11 02:24:08,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:08,954 INFO L93 Difference]: Finished difference Result 1222 states and 1668 transitions. [2021-10-11 02:24:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:08,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:24:08,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:08,959 INFO L225 Difference]: With dead ends: 1222 [2021-10-11 02:24:08,959 INFO L226 Difference]: Without dead ends: 788 [2021-10-11 02:24:08,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 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 02:24:08,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2021-10-11 02:24:09,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 476. [2021-10-11 02:24:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2021-10-11 02:24:09,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 645 transitions. [2021-10-11 02:24:09,018 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 645 transitions. Word has length 34 [2021-10-11 02:24:09,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:09,019 INFO L481 AbstractCegarLoop]: Abstraction has 476 states and 645 transitions. [2021-10-11 02:24:09,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 645 transitions. [2021-10-11 02:24:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:24:09,026 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:09,026 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:09,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,239 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:09,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:09,239 INFO L82 PathProgramCache]: Analyzing trace with hash -599211088, now seen corresponding path program 1 times [2021-10-11 02:24:09,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:09,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457827762] [2021-10-11 02:24:09,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:09,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:09,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:09,496 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 02:24:09,496 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:09,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457827762] [2021-10-11 02:24:09,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:09,497 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:09,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469415926] [2021-10-11 02:24:09,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:09,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:09,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:09,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:09,499 INFO L87 Difference]: Start difference. First operand 476 states and 645 transitions. Second operand 4 states. [2021-10-11 02:24:09,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:09,611 INFO L93 Difference]: Finished difference Result 1036 states and 1390 transitions. [2021-10-11 02:24:09,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:09,612 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-10-11 02:24:09,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:09,615 INFO L225 Difference]: With dead ends: 1036 [2021-10-11 02:24:09,615 INFO L226 Difference]: Without dead ends: 566 [2021-10-11 02:24:09,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:09,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2021-10-11 02:24:09,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 398. [2021-10-11 02:24:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2021-10-11 02:24:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 527 transitions. [2021-10-11 02:24:09,678 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 527 transitions. Word has length 34 [2021-10-11 02:24:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:09,679 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 527 transitions. [2021-10-11 02:24:09,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 527 transitions. [2021-10-11 02:24:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:09,680 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:09,680 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:09,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,900 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:09,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:09,900 INFO L82 PathProgramCache]: Analyzing trace with hash -362639056, now seen corresponding path program 1 times [2021-10-11 02:24:09,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:09,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630900285] [2021-10-11 02:24:09,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:10,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:10,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:10,198 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 02:24:10,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:10,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630900285] [2021-10-11 02:24:10,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:10,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:10,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045091970] [2021-10-11 02:24:10,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:10,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:10,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:10,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:10,201 INFO L87 Difference]: Start difference. First operand 398 states and 527 transitions. Second operand 6 states. [2021-10-11 02:24:12,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:12,007 INFO L93 Difference]: Finished difference Result 1446 states and 1928 transitions. [2021-10-11 02:24:12,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:12,007 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:24:12,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:12,015 INFO L225 Difference]: With dead ends: 1446 [2021-10-11 02:24:12,015 INFO L226 Difference]: Without dead ends: 1054 [2021-10-11 02:24:12,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:12,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-10-11 02:24:12,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 398. [2021-10-11 02:24:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2021-10-11 02:24:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 517 transitions. [2021-10-11 02:24:12,082 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 517 transitions. Word has length 35 [2021-10-11 02:24:12,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:12,082 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 517 transitions. [2021-10-11 02:24:12,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 517 transitions. [2021-10-11 02:24:12,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 02:24:12,084 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:12,085 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:12,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:24:12,301 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:12,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:12,301 INFO L82 PathProgramCache]: Analyzing trace with hash -304303788, now seen corresponding path program 1 times [2021-10-11 02:24:12,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:12,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1334241578] [2021-10-11 02:24:12,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:12,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:12,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:24:12,561 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:12,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1334241578] [2021-10-11 02:24:12,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:12,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:12,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705185150] [2021-10-11 02:24:12,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:12,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:12,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:12,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:12,569 INFO L87 Difference]: Start difference. First operand 398 states and 517 transitions. Second operand 3 states. [2021-10-11 02:24:13,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:13,929 INFO L93 Difference]: Finished difference Result 676 states and 876 transitions. [2021-10-11 02:24:13,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:13,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2021-10-11 02:24:13,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:13,931 INFO L225 Difference]: With dead ends: 676 [2021-10-11 02:24:13,931 INFO L226 Difference]: Without dead ends: 284 [2021-10-11 02:24:13,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 02:24:13,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-10-11 02:24:13,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 276. [2021-10-11 02:24:13,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2021-10-11 02:24:13,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 353 transitions. [2021-10-11 02:24:13,978 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 353 transitions. Word has length 53 [2021-10-11 02:24:13,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:13,978 INFO L481 AbstractCegarLoop]: Abstraction has 276 states and 353 transitions. [2021-10-11 02:24:13,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 353 transitions. [2021-10-11 02:24:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 02:24:13,979 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:13,980 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:14,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:24:14,192 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:14,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:14,193 INFO L82 PathProgramCache]: Analyzing trace with hash 653132802, now seen corresponding path program 1 times [2021-10-11 02:24:14,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:14,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1613208473] [2021-10-11 02:24:14,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:14,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:14,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 02:24:14,497 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:14,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1613208473] [2021-10-11 02:24:14,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:14,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:24:14,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672992285] [2021-10-11 02:24:14,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:14,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:14,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:14,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:14,499 INFO L87 Difference]: Start difference. First operand 276 states and 353 transitions. Second operand 6 states. [2021-10-11 02:24:16,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:16,550 INFO L93 Difference]: Finished difference Result 759 states and 974 transitions. [2021-10-11 02:24:16,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:24:16,550 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2021-10-11 02:24:16,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:16,551 INFO L225 Difference]: With dead ends: 759 [2021-10-11 02:24:16,552 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:16,553 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:24:16,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:16,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:16,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:16,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-10-11 02:24:16,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:16,554 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:16,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:16,554 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:16,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:16,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:24:16,769 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:17,182 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 104 [2021-10-11 02:24:17,336 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 79 [2021-10-11 02:24:17,849 WARN L197 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 145 [2021-10-11 02:24:18,065 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 99 [2021-10-11 02:24:18,408 WARN L197 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-10-11 02:24:18,788 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-10-11 02:24:19,001 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 104 [2021-10-11 02:24:19,375 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 140 [2021-10-11 02:24:20,068 WARN L197 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 31 [2021-10-11 02:24:20,608 WARN L197 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 16 [2021-10-11 02:24:20,713 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2021-10-11 02:24:21,665 WARN L197 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2021-10-11 02:24:22,466 WARN L197 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 14 [2021-10-11 02:24:23,404 WARN L197 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 21 [2021-10-11 02:24:24,479 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2021-10-11 02:24:25,030 WARN L197 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 27 [2021-10-11 02:24:25,630 WARN L197 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 31 [2021-10-11 02:24:25,993 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 16 [2021-10-11 02:24:26,964 WARN L197 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 26 [2021-10-11 02:24:26,969 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L961(lines 1 972) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-11 02:24:26,970 INFO L258 CegarLoopResult]: At program point L930(lines 879 931) the Hoare annotation is: false [2021-10-11 02:24:26,971 INFO L258 CegarLoopResult]: At program point L204(lines 200 206) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,971 INFO L262 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,971 INFO L262 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,971 INFO L262 CegarLoopResult]: For program point L865-2(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,973 INFO L258 CegarLoopResult]: At program point L833(lines 818 836) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,973 INFO L258 CegarLoopResult]: At program point L833-1(lines 818 836) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 .cse2))) [2021-10-11 02:24:26,974 INFO L258 CegarLoopResult]: At program point L833-2(lines 818 836) the Hoare annotation is: false [2021-10-11 02:24:26,974 INFO L258 CegarLoopResult]: At program point L833-3(lines 818 836) the Hoare annotation is: false [2021-10-11 02:24:26,974 INFO L258 CegarLoopResult]: At program point L833-4(lines 818 836) the Hoare annotation is: false [2021-10-11 02:24:26,974 INFO L258 CegarLoopResult]: At program point L833-5(lines 818 836) the Hoare annotation is: false [2021-10-11 02:24:26,974 INFO L262 CegarLoopResult]: For program point L900(lines 900 906) no Hoare annotation was computed. [2021-10-11 02:24:26,975 INFO L258 CegarLoopResult]: At program point L900-1(lines 900 906) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~systemActive~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse2 .cse5))) [2021-10-11 02:24:26,975 INFO L265 CegarLoopResult]: At program point L240(lines 221 243) the Hoare annotation is: true [2021-10-11 02:24:26,975 INFO L258 CegarLoopResult]: At program point L769(lines 762 772) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-10-11 02:24:26,976 INFO L258 CegarLoopResult]: At program point L769-1(lines 762 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,976 INFO L258 CegarLoopResult]: At program point L769-2(lines 762 772) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-3(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-4(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-5(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-6(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-7(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L769-8(lines 762 772) the Hoare annotation is: false [2021-10-11 02:24:26,977 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,977 INFO L258 CegarLoopResult]: At program point L969(lines 964 972) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,977 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:24:26,977 INFO L262 CegarLoopResult]: For program point L708(lines 708 725) no Hoare annotation was computed. [2021-10-11 02:24:26,977 INFO L262 CegarLoopResult]: For program point L708-1(lines 708 725) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L708-2(lines 708 725) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L841(lines 841 847) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L258 CegarLoopResult]: At program point L841-1(lines 841 847) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1))) [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744-2(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744-4(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744-6(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744-8(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L744-10(lines 744 750) no Hoare annotation was computed. [2021-10-11 02:24:26,978 INFO L262 CegarLoopResult]: For program point L910(lines 910 925) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L258 CegarLoopResult]: At program point L778(lines 773 781) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~systemActive~0 (_ bv0 32))))) [2021-10-11 02:24:26,979 INFO L258 CegarLoopResult]: At program point L778-1(lines 773 781) the Hoare annotation is: false [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L712(lines 712 720) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L258 CegarLoopResult]: At program point L778-2(lines 773 781) the Hoare annotation is: false [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L712-1(lines 712 720) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L712-2(lines 712 720) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682-1(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682-2(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682-3(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682-4(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,979 INFO L262 CegarLoopResult]: For program point L682-5(lines 682 699) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L262 CegarLoopResult]: For program point L881(lines 880 929) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L258 CegarLoopResult]: At program point L650(lines 649 668) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~systemActive~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse2 .cse5))) [2021-10-11 02:24:26,980 INFO L262 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2021-10-11 02:24:26,980 INFO L258 CegarLoopResult]: At program point L650-2(lines 649 668) the Hoare annotation is: false [2021-10-11 02:24:26,980 INFO L258 CegarLoopResult]: At program point L650-3(lines 649 668) the Hoare annotation is: false [2021-10-11 02:24:26,980 INFO L258 CegarLoopResult]: At program point L155-2(lines 155 169) the Hoare annotation is: false [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686-1(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686-2(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686-3(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686-4(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L262 CegarLoopResult]: For program point L686-5(lines 686 694) no Hoare annotation was computed. [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse1 .cse6 .cse3 .cse7 .cse4) (and .cse1 .cse6 .cse7 .cse5))) [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,981 INFO L258 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L262 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L918-1(lines 650 656) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~systemActive~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse2 .cse5))) [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L258 CegarLoopResult]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2021-10-11 02:24:26,982 INFO L262 CegarLoopResult]: For program point L621(lines 621 634) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L258 CegarLoopResult]: At program point L621-1(lines 1 972) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse3 .cse6 .cse7 .cse4) (and .cse1 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse8) (and .cse1 .cse3 .cse7 .cse8))) [2021-10-11 02:24:26,983 INFO L262 CegarLoopResult]: For program point L621-2(lines 621 634) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L258 CegarLoopResult]: At program point L621-3(lines 1 972) the Hoare annotation is: false [2021-10-11 02:24:26,983 INFO L262 CegarLoopResult]: For program point L621-4(lines 621 634) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L258 CegarLoopResult]: At program point L621-5(lines 1 972) the Hoare annotation is: false [2021-10-11 02:24:26,983 INFO L262 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L262 CegarLoopResult]: For program point L159-1(lines 650 656) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:26,983 INFO L258 CegarLoopResult]: At program point L657(lines 657 663) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse1 .cse2 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse5) (and .cse4 .cse0 .cse1 .cse5))) [2021-10-11 02:24:26,983 INFO L258 CegarLoopResult]: At program point L657-1(lines 657 663) the Hoare annotation is: false [2021-10-11 02:24:26,984 INFO L258 CegarLoopResult]: At program point L657-2(lines 657 663) the Hoare annotation is: false [2021-10-11 02:24:26,984 INFO L262 CegarLoopResult]: For program point L625(lines 625 631) no Hoare annotation was computed. [2021-10-11 02:24:26,984 INFO L262 CegarLoopResult]: For program point L625-2(lines 625 631) no Hoare annotation was computed. [2021-10-11 02:24:26,984 INFO L262 CegarLoopResult]: For program point L625-4(lines 625 631) no Hoare annotation was computed. [2021-10-11 02:24:26,984 INFO L262 CegarLoopResult]: For program point L890(lines 890 896) no Hoare annotation was computed. [2021-10-11 02:24:26,984 INFO L258 CegarLoopResult]: At program point L890-1(lines 890 896) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse3 .cse6 .cse7 .cse4) (and .cse1 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse8) (and .cse1 .cse3 .cse7 .cse8))) [2021-10-11 02:24:26,984 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L265 CegarLoopResult]: At program point L231-1(lines 231 238) the Hoare annotation is: true [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,985 INFO L262 CegarLoopResult]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-2(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-3(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-5(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-6(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-8(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,986 INFO L262 CegarLoopResult]: For program point L827-9(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,987 INFO L262 CegarLoopResult]: For program point L827-11(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,987 INFO L262 CegarLoopResult]: For program point L827-12(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,987 INFO L262 CegarLoopResult]: For program point L827-14(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,987 INFO L262 CegarLoopResult]: For program point L827-15(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:26,987 INFO L262 CegarLoopResult]: For program point L827-17(lines 827 831) no Hoare annotation was computed. [2021-10-11 02:24:27,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:27 BoogieIcfgContainer [2021-10-11 02:24:27,050 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:27,050 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:27,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:27,051 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:27,051 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:03" (3/4) ... [2021-10-11 02:24:27,055 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:27,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:27,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:27,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:27,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:27,081 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:27,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:27,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:27,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,113 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,114 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) [2021-10-11 02:24:27,116 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:27,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:27,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:27,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:27,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:27,191 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9500caf-5c53-4c1c-95b4-1781c78fdd27/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:27,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:27,192 INFO L168 Benchmark]: Toolchain (without parser) took 27150.51 ms. Allocated memory was 52.4 MB in the beginning and 157.3 MB in the end (delta: 104.9 MB). Free memory was 27.7 MB in the beginning and 96.6 MB in the end (delta: -68.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,193 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:27,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 874.31 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.5 MB in the beginning and 49.7 MB in the end (delta: -22.2 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.22 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 45.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,194 INFO L168 Benchmark]: Boogie Preprocessor took 132.17 ms. Allocated memory is still 71.3 MB. Free memory was 45.6 MB in the beginning and 42.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,195 INFO L168 Benchmark]: RCFGBuilder took 2695.71 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 42.8 MB in the beginning and 50.6 MB in the end (delta: -7.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,195 INFO L168 Benchmark]: TraceAbstraction took 23176.14 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 50.0 MB in the beginning and 108.1 MB in the end (delta: -58.1 MB). Peak memory consumption was 80.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,195 INFO L168 Benchmark]: Witness Printer took 140.83 ms. Allocated memory is still 157.3 MB. Free memory was 108.1 MB in the beginning and 96.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:27,199 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 52.4 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 874.31 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 27.5 MB in the beginning and 49.7 MB in the end (delta: -22.2 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.22 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 45.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 132.17 ms. Allocated memory is still 71.3 MB. Free memory was 45.6 MB in the beginning and 42.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2695.71 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 42.8 MB in the beginning and 50.6 MB in the end (delta: -7.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23176.14 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 50.0 MB in the beginning and 108.1 MB in the end (delta: -58.1 MB). Peak memory consumption was 80.5 MB. Max. memory is 16.1 GB. * Witness Printer took 140.83 ms. Allocated memory is still 157.3 MB. Free memory was 108.1 MB in the beginning and 96.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 865]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 865]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 865]: 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: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 131 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1396 SDtfs, 1756 SDslu, 2412 SDs, 0 SdLazy, 359 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 406 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=476occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1933 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 314 NumberOfFragments, 938 HoareAnnotationTreeSize, 56 FomulaSimplifications, 990146 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 56 FomulaSimplificationsInter, 119550 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 362 ConstructedInterpolants, 0 QuantifiedInterpolants, 21146 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2539 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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...