./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 9f33e15e0937d430cb63c24d59de4b6438b3be32 ............................................................................................................................................ 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 9f33e15e0937d430cb63c24d59de4b6438b3be32 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:20:16,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:16,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:16,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:16,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:16,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:16,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:16,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:16,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:16,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:16,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:16,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:16,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:16,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:16,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:16,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:16,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:16,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:16,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:16,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:16,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:16,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:16,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:16,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:16,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:16,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:16,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:16,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:16,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:16,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:16,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:16,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:16,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:16,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:16,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:16,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:16,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:16,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:16,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:16,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:16,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:16,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:20:16,445 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:16,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:16,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:16,447 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:16,447 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:16,448 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:16,448 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:20:16,448 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:16,448 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:16,449 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:20:16,449 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:20:16,449 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:16,450 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:20:16,450 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:20:16,450 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:20:16,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:16,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:16,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:20:16,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:16,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:16,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:16,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:16,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:16,454 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:16,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:16,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:16,455 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:16,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:16,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:16,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:16,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:16,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:16,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:16,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:16,457 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:20:16,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:20:16,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:16,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:16,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:16,459 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f33e15e0937d430cb63c24d59de4b6438b3be32 [2021-10-11 02:20:16,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:16,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:16,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:16,762 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:16,763 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:16,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2021-10-11 02:20:16,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/fe9bbcbf6/5c6b65007bfd4d069a542afe8e023a66/FLAG301934303 [2021-10-11 02:20:17,497 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:17,497 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2021-10-11 02:20:17,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/fe9bbcbf6/5c6b65007bfd4d069a542afe8e023a66/FLAG301934303 [2021-10-11 02:20:17,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/fe9bbcbf6/5c6b65007bfd4d069a542afe8e023a66 [2021-10-11 02:20:17,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:17,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:17,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:17,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:17,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:17,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:17" (1/1) ... [2021-10-11 02:20:17,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271423f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:17, skipping insertion in model container [2021-10-11 02:20:17,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:17" (1/1) ... [2021-10-11 02:20:17,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:17,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:18,183 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18615,18628] [2021-10-11 02:20:18,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:18,199 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 02:20:18,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fbca56a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:18, skipping insertion in model container [2021-10-11 02:20:18,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:18,201 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:20:18,203 INFO L168 Benchmark]: Toolchain (without parser) took 460.19 ms. Allocated memory is still 102.8 MB. Free memory was 63.7 MB in the beginning and 76.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:18,204 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:18,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.69 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 76.3 MB in the end (delta: -12.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:18,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 102.8 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 449.69 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 76.3 MB in the end (delta: -12.9 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: 636]: 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 02:20:20,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:20,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:20,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:20,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:20,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:20,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:20,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:20,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:20,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:20,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:20,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:20,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:20,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:20,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:20,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:20,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:20,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:20,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:20,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:20,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:20,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:20,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:20,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:20,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:20,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:20,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:20,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:20,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:20,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:20,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:20,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:20,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:20,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:20,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:20,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:20,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:20,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:20,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:20,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:20,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:20,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:20:20,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:20,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:20,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:20,953 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:20,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:20,953 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:20,954 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:20,954 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:20,954 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:20,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:20,958 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:20,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:20,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:20,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:20,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:20,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:20,959 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:20,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:20:20,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:20:20,960 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:20,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:20,961 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:20,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:20,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:20,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:20:20,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:20,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:20,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:20,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:20,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:20,963 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:20:20,963 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:20:20,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:20,964 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:20,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:20,965 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f33e15e0937d430cb63c24d59de4b6438b3be32 [2021-10-11 02:20:21,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:21,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:21,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:21,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:21,424 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:21,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2021-10-11 02:20:21,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/3e9097b74/84a9e98142004c9dba9b9e262e093b16/FLAGe0d20afd5 [2021-10-11 02:20:22,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:22,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2021-10-11 02:20:22,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/3e9097b74/84a9e98142004c9dba9b9e262e093b16/FLAGe0d20afd5 [2021-10-11 02:20:22,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/data/3e9097b74/84a9e98142004c9dba9b9e262e093b16 [2021-10-11 02:20:22,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:22,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:22,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:22,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:22,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:22,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:22" (1/1) ... [2021-10-11 02:20:22,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7913fcb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:22, skipping insertion in model container [2021-10-11 02:20:22,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:22" (1/1) ... [2021-10-11 02:20:22,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:22,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:22,991 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18615,18628] [2021-10-11 02:20:22,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:23,009 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:20:23,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:23,127 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18615,18628] [2021-10-11 02:20:23,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:23,133 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:20:23,202 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_f3482664-7716-4ac8-b271-bcbc9ff4a33b/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18615,18628] [2021-10-11 02:20:23,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:23,255 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:20:23,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23 WrapperNode [2021-10-11 02:20:23,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:23,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:23,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:20:23,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:20:23,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:23,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:20:23,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:20:23,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:20:23,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... [2021-10-11 02:20:23,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:20:23,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:20:23,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:20:23,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:20:23,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:23,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:20:23,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:20:23,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:20:23,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:20:26,218 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:20:26,219 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 02:20:26,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:26 BoogieIcfgContainer [2021-10-11 02:20:26,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:20:26,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:20:26,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:20:26,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:20:26,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:20:22" (1/3) ... [2021-10-11 02:20:26,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479a607f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:26, skipping insertion in model container [2021-10-11 02:20:26,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:23" (2/3) ... [2021-10-11 02:20:26,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479a607f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:26, skipping insertion in model container [2021-10-11 02:20:26,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:26" (3/3) ... [2021-10-11 02:20:26,229 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product50.cil.c [2021-10-11 02:20:26,242 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:20:26,245 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:20:26,256 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:20:26,281 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:20:26,281 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:20:26,281 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:20:26,282 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:20:26,282 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:20:26,282 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:20:26,282 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:20:26,282 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:20:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2021-10-11 02:20:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:20:26,304 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:26,305 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:26,305 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:26,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:26,311 INFO L82 PathProgramCache]: Analyzing trace with hash -458581887, now seen corresponding path program 1 times [2021-10-11 02:20:26,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:26,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768495042] [2021-10-11 02:20:26,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:26,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:20:26,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:26,692 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 02:20:26,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:26,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768495042] [2021-10-11 02:20:26,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:26,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:26,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144432880] [2021-10-11 02:20:26,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:20:26,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:26,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:20:26,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:20:26,713 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2021-10-11 02:20:26,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:26,744 INFO L93 Difference]: Finished difference Result 235 states and 360 transitions. [2021-10-11 02:20:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:20:26,746 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:20:26,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:26,756 INFO L225 Difference]: With dead ends: 235 [2021-10-11 02:20:26,756 INFO L226 Difference]: Without dead ends: 117 [2021-10-11 02:20:26,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:20:26,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-10-11 02:20:26,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2021-10-11 02:20:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2021-10-11 02:20:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 172 transitions. [2021-10-11 02:20:26,802 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 172 transitions. Word has length 18 [2021-10-11 02:20:26,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:26,802 INFO L481 AbstractCegarLoop]: Abstraction has 117 states and 172 transitions. [2021-10-11 02:20:26,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:20:26,802 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2021-10-11 02:20:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:20:26,804 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:26,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:27,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:20:27,024 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:27,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:27,025 INFO L82 PathProgramCache]: Analyzing trace with hash -356027389, now seen corresponding path program 1 times [2021-10-11 02:20:27,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:27,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098560120] [2021-10-11 02:20:27,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:27,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:27,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:27,304 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 02:20:27,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:27,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098560120] [2021-10-11 02:20:27,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:27,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:27,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098811115] [2021-10-11 02:20:27,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:27,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:27,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:27,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:27,308 INFO L87 Difference]: Start difference. First operand 117 states and 172 transitions. Second operand 3 states. [2021-10-11 02:20:27,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:27,331 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2021-10-11 02:20:27,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:27,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:20:27,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:27,336 INFO L225 Difference]: With dead ends: 117 [2021-10-11 02:20:27,336 INFO L226 Difference]: Without dead ends: 49 [2021-10-11 02:20:27,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:27,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-11 02:20:27,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-11 02:20:27,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-10-11 02:20:27,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-11 02:20:27,343 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-11 02:20:27,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:27,343 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-11 02:20:27,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-11 02:20:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:20:27,345 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:27,345 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 02:20:27,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:20:27,563 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:27,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:27,565 INFO L82 PathProgramCache]: Analyzing trace with hash 988842679, now seen corresponding path program 1 times [2021-10-11 02:20:27,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:27,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074034766] [2021-10-11 02:20:27,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:27,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:27,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:27,917 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 02:20:27,917 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:27,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074034766] [2021-10-11 02:20:27,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:27,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:27,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630182992] [2021-10-11 02:20:27,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:27,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:27,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:27,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:27,920 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2021-10-11 02:20:27,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:27,951 INFO L93 Difference]: Finished difference Result 91 states and 135 transitions. [2021-10-11 02:20:27,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:27,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:20:27,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:27,953 INFO L225 Difference]: With dead ends: 91 [2021-10-11 02:20:27,953 INFO L226 Difference]: Without dead ends: 49 [2021-10-11 02:20:27,953 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 02:20:27,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-11 02:20:27,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-11 02:20:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-10-11 02:20:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-10-11 02:20:27,960 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2021-10-11 02:20:27,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:27,961 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-10-11 02:20:27,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-10-11 02:20:27,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:20:27,962 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:27,962 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 02:20:28,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:20:28,178 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:28,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:28,178 INFO L82 PathProgramCache]: Analyzing trace with hash -524841611, now seen corresponding path program 1 times [2021-10-11 02:20:28,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:28,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [795930206] [2021-10-11 02:20:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:28,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:28,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:28,427 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 02:20:28,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:28,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [795930206] [2021-10-11 02:20:28,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:28,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:28,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788769366] [2021-10-11 02:20:28,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:28,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:28,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:28,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:28,433 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2021-10-11 02:20:28,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:28,521 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2021-10-11 02:20:28,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:28,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:20:28,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:28,530 INFO L225 Difference]: With dead ends: 113 [2021-10-11 02:20:28,531 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:20:28,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 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 02:20:28,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:20:28,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2021-10-11 02:20:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2021-10-11 02:20:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2021-10-11 02:20:28,555 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 26 [2021-10-11 02:20:28,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:28,558 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2021-10-11 02:20:28,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:28,558 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2021-10-11 02:20:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:20:28,560 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:28,561 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] [2021-10-11 02:20:28,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:20:28,774 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:28,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:28,774 INFO L82 PathProgramCache]: Analyzing trace with hash -65166556, now seen corresponding path program 1 times [2021-10-11 02:20:28,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:28,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482964762] [2021-10-11 02:20:28,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:28,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:28,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:29,053 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 02:20:29,053 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:29,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482964762] [2021-10-11 02:20:29,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:29,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:20:29,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288590635] [2021-10-11 02:20:29,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:29,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:29,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:29,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:29,056 INFO L87 Difference]: Start difference. First operand 69 states and 98 transitions. Second operand 5 states. [2021-10-11 02:20:29,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:29,161 INFO L93 Difference]: Finished difference Result 182 states and 258 transitions. [2021-10-11 02:20:29,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:20:29,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:20:29,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:29,164 INFO L225 Difference]: With dead ends: 182 [2021-10-11 02:20:29,164 INFO L226 Difference]: Without dead ends: 120 [2021-10-11 02:20:29,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 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 02:20:29,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-10-11 02:20:29,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 75. [2021-10-11 02:20:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:20:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2021-10-11 02:20:29,198 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 32 [2021-10-11 02:20:29,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:29,198 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2021-10-11 02:20:29,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2021-10-11 02:20:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:20:29,203 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:29,203 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] [2021-10-11 02:20:29,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:20:29,420 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:29,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:29,421 INFO L82 PathProgramCache]: Analyzing trace with hash 868297153, now seen corresponding path program 1 times [2021-10-11 02:20:29,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:29,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1101360338] [2021-10-11 02:20:29,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:29,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:29,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:29,718 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 02:20:29,719 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:29,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1101360338] [2021-10-11 02:20:29,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:29,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:20:29,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595817776] [2021-10-11 02:20:29,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:29,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:29,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:29,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:29,730 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand 5 states. [2021-10-11 02:20:29,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:29,833 INFO L93 Difference]: Finished difference Result 387 states and 547 transitions. [2021-10-11 02:20:29,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:20:29,834 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:20:29,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:29,836 INFO L225 Difference]: With dead ends: 387 [2021-10-11 02:20:29,836 INFO L226 Difference]: Without dead ends: 319 [2021-10-11 02:20:29,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 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 02:20:29,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2021-10-11 02:20:29,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 135. [2021-10-11 02:20:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2021-10-11 02:20:29,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 186 transitions. [2021-10-11 02:20:29,857 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 186 transitions. Word has length 32 [2021-10-11 02:20:29,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:29,857 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 186 transitions. [2021-10-11 02:20:29,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 186 transitions. [2021-10-11 02:20:29,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:20:29,859 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:29,859 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] [2021-10-11 02:20:30,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:20:30,078 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:30,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:30,078 INFO L82 PathProgramCache]: Analyzing trace with hash 868140617, now seen corresponding path program 1 times [2021-10-11 02:20:30,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:30,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [352867009] [2021-10-11 02:20:30,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:30,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:30,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:30,322 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 02:20:30,322 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:30,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [352867009] [2021-10-11 02:20:30,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:30,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:20:30,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969494465] [2021-10-11 02:20:30,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:30,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:30,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:30,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:30,324 INFO L87 Difference]: Start difference. First operand 135 states and 186 transitions. Second operand 5 states. [2021-10-11 02:20:30,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:30,501 INFO L93 Difference]: Finished difference Result 506 states and 701 transitions. [2021-10-11 02:20:30,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:20:30,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:20:30,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:30,504 INFO L225 Difference]: With dead ends: 506 [2021-10-11 02:20:30,504 INFO L226 Difference]: Without dead ends: 378 [2021-10-11 02:20:30,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 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 02:20:30,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-11 02:20:30,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 134. [2021-10-11 02:20:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2021-10-11 02:20:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 183 transitions. [2021-10-11 02:20:30,524 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 183 transitions. Word has length 33 [2021-10-11 02:20:30,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:30,524 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 183 transitions. [2021-10-11 02:20:30,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:30,525 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 183 transitions. [2021-10-11 02:20:30,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:20:30,526 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:30,526 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] [2021-10-11 02:20:30,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:20:30,740 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:30,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:30,741 INFO L82 PathProgramCache]: Analyzing trace with hash 635741486, now seen corresponding path program 1 times [2021-10-11 02:20:30,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:30,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [683698875] [2021-10-11 02:20:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:30,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:20:30,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:30,984 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 02:20:30,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:30,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [683698875] [2021-10-11 02:20:30,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:30,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:20:30,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241733400] [2021-10-11 02:20:30,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:20:30,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:30,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:20:30,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:20:30,988 INFO L87 Difference]: Start difference. First operand 134 states and 183 transitions. Second operand 4 states. [2021-10-11 02:20:31,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:31,052 INFO L93 Difference]: Finished difference Result 319 states and 433 transitions. [2021-10-11 02:20:31,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:20:31,053 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 02:20:31,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:31,055 INFO L225 Difference]: With dead ends: 319 [2021-10-11 02:20:31,057 INFO L226 Difference]: Without dead ends: 192 [2021-10-11 02:20:31,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 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 02:20:31,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-10-11 02:20:31,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 142. [2021-10-11 02:20:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2021-10-11 02:20:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 191 transitions. [2021-10-11 02:20:31,085 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 191 transitions. Word has length 33 [2021-10-11 02:20:31,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:31,085 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 191 transitions. [2021-10-11 02:20:31,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:20:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2021-10-11 02:20:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:20:31,092 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:31,092 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] [2021-10-11 02:20:31,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:20:31,306 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:31,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:31,307 INFO L82 PathProgramCache]: Analyzing trace with hash 48935472, now seen corresponding path program 1 times [2021-10-11 02:20:31,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:31,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282252605] [2021-10-11 02:20:31,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:31,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:31,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:31,542 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 02:20:31,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:31,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282252605] [2021-10-11 02:20:31,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:31,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:31,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595734514] [2021-10-11 02:20:31,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:31,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:31,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:31,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:31,544 INFO L87 Difference]: Start difference. First operand 142 states and 191 transitions. Second operand 3 states. [2021-10-11 02:20:31,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:31,588 INFO L93 Difference]: Finished difference Result 327 states and 439 transitions. [2021-10-11 02:20:31,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:31,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-10-11 02:20:31,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:31,590 INFO L225 Difference]: With dead ends: 327 [2021-10-11 02:20:31,590 INFO L226 Difference]: Without dead ends: 192 [2021-10-11 02:20:31,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 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 02:20:31,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-10-11 02:20:31,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2021-10-11 02:20:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2021-10-11 02:20:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 251 transitions. [2021-10-11 02:20:31,611 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 251 transitions. Word has length 33 [2021-10-11 02:20:31,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:31,612 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 251 transitions. [2021-10-11 02:20:31,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions. [2021-10-11 02:20:31,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:20:31,613 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:31,613 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 02:20:31,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:20:31,828 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:31,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:31,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1943567600, now seen corresponding path program 1 times [2021-10-11 02:20:31,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:31,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232481401] [2021-10-11 02:20:31,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:32,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:32,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:32,066 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 02:20:32,066 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:32,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [232481401] [2021-10-11 02:20:32,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:32,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:32,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761054739] [2021-10-11 02:20:32,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:32,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:32,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:32,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:32,069 INFO L87 Difference]: Start difference. First operand 192 states and 251 transitions. Second operand 3 states. [2021-10-11 02:20:32,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:32,148 INFO L93 Difference]: Finished difference Result 295 states and 389 transitions. [2021-10-11 02:20:32,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:32,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:20:32,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:32,151 INFO L225 Difference]: With dead ends: 295 [2021-10-11 02:20:32,151 INFO L226 Difference]: Without dead ends: 293 [2021-10-11 02:20:32,152 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 02:20:32,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2021-10-11 02:20:32,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 234. [2021-10-11 02:20:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2021-10-11 02:20:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 313 transitions. [2021-10-11 02:20:32,181 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 313 transitions. Word has length 34 [2021-10-11 02:20:32,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:32,181 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 313 transitions. [2021-10-11 02:20:32,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2021-10-11 02:20:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:20:32,182 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:32,183 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 02:20:32,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:20:32,404 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:32,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:32,404 INFO L82 PathProgramCache]: Analyzing trace with hash 496339190, now seen corresponding path program 1 times [2021-10-11 02:20:32,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:32,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908086554] [2021-10-11 02:20:32,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:32,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:32,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:20:32,651 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:32,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908086554] [2021-10-11 02:20:32,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:32,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:32,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085810152] [2021-10-11 02:20:32,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:32,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:32,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:32,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:32,654 INFO L87 Difference]: Start difference. First operand 234 states and 313 transitions. Second operand 3 states. [2021-10-11 02:20:34,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:34,001 INFO L93 Difference]: Finished difference Result 374 states and 510 transitions. [2021-10-11 02:20:34,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:34,001 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-10-11 02:20:34,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:34,003 INFO L225 Difference]: With dead ends: 374 [2021-10-11 02:20:34,003 INFO L226 Difference]: Without dead ends: 197 [2021-10-11 02:20:34,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 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 02:20:34,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-10-11 02:20:34,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2021-10-11 02:20:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2021-10-11 02:20:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 255 transitions. [2021-10-11 02:20:34,026 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 255 transitions. Word has length 58 [2021-10-11 02:20:34,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:34,027 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 255 transitions. [2021-10-11 02:20:34,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 255 transitions. [2021-10-11 02:20:34,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:20:34,028 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:34,028 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-10-11 02:20:34,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:20:34,241 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:34,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:34,241 INFO L82 PathProgramCache]: Analyzing trace with hash 985757466, now seen corresponding path program 1 times [2021-10-11 02:20:34,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:34,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [219404304] [2021-10-11 02:20:34,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/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 02:20:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:34,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:34,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:20:34,521 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:34,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [219404304] [2021-10-11 02:20:34,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:34,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:20:34,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602052634] [2021-10-11 02:20:34,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:34,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:34,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:34,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:34,523 INFO L87 Difference]: Start difference. First operand 197 states and 255 transitions. Second operand 5 states. [2021-10-11 02:20:34,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:34,632 INFO L93 Difference]: Finished difference Result 494 states and 655 transitions. [2021-10-11 02:20:34,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:20:34,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2021-10-11 02:20:34,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:34,635 INFO L225 Difference]: With dead ends: 494 [2021-10-11 02:20:34,635 INFO L226 Difference]: Without dead ends: 354 [2021-10-11 02:20:34,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 56 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 02:20:34,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-10-11 02:20:34,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 203. [2021-10-11 02:20:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2021-10-11 02:20:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 261 transitions. [2021-10-11 02:20:34,662 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 261 transitions. Word has length 58 [2021-10-11 02:20:34,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:34,662 INFO L481 AbstractCegarLoop]: Abstraction has 203 states and 261 transitions. [2021-10-11 02:20:34,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 261 transitions. [2021-10-11 02:20:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:20:34,663 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:34,664 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-10-11 02:20:34,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:20:34,876 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:34,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:34,877 INFO L82 PathProgramCache]: Analyzing trace with hash 727592028, now seen corresponding path program 1 times [2021-10-11 02:20:34,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:34,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1312312432] [2021-10-11 02:20:34,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:20:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:35,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:20:35,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:35,155 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:20:35,205 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:20:35,206 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:20:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:35,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1312312432] [2021-10-11 02:20:35,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1284025446] [2021-10-11 02:20:35,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:20:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:35,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 02:20:35,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:35,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:20:35,691 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:20:35,691 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:20:35,748 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:35,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835363624] [2021-10-11 02:20:35,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:20:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:35,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:20:35,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:35,956 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:20:35,986 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:20:35,986 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:20:36,034 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:20:36,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:20:36,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 8 [2021-10-11 02:20:36,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948996911] [2021-10-11 02:20:36,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 02:20:36,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:36,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 02:20:36,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:20:36,036 INFO L87 Difference]: Start difference. First operand 203 states and 261 transitions. Second operand 9 states. [2021-10-11 02:20:39,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:39,028 INFO L93 Difference]: Finished difference Result 485 states and 640 transitions. [2021-10-11 02:20:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:20:39,028 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2021-10-11 02:20:39,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:39,029 INFO L225 Difference]: With dead ends: 485 [2021-10-11 02:20:39,029 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:20:39,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:20:39,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:20:39,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:20:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:20:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:20:39,031 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-11 02:20:39,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:39,031 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:20:39,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 02:20:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:20:39,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:20:39,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 mathsat -unsat_core_generation=3,15 cvc4 --incremental --print-success --lang smt [2021-10-11 02:20:39,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:20:40,166 WARN L197 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 94 [2021-10-11 02:20:40,288 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2021-10-11 02:20:40,448 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 94 [2021-10-11 02:20:40,837 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-10-11 02:20:41,123 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-10-11 02:20:41,813 WARN L197 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 38 [2021-10-11 02:20:42,216 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2021-10-11 02:20:42,572 WARN L197 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2021-10-11 02:20:42,976 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 36 [2021-10-11 02:20:43,326 WARN L197 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2021-10-11 02:20:43,698 WARN L197 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2021-10-11 02:20:44,172 WARN L197 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 37 [2021-10-11 02:20:44,767 WARN L197 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2021-10-11 02:20:44,958 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 33 [2021-10-11 02:20:45,307 WARN L197 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2021-10-11 02:20:45,310 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,310 INFO L262 CegarLoopResult]: For program point L169(lines 169 176) no Hoare annotation was computed. [2021-10-11 02:20:45,310 INFO L265 CegarLoopResult]: At program point L169-1(lines 169 176) the Hoare annotation is: true [2021-10-11 02:20:45,310 INFO L258 CegarLoopResult]: At program point L599(lines 550 600) the Hoare annotation is: false [2021-10-11 02:20:45,311 INFO L262 CegarLoopResult]: For program point L401(lines 401 418) no Hoare annotation was computed. [2021-10-11 02:20:45,311 INFO L262 CegarLoopResult]: For program point L401-1(lines 401 418) no Hoare annotation was computed. [2021-10-11 02:20:45,311 INFO L262 CegarLoopResult]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2021-10-11 02:20:45,311 INFO L262 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-10-11 02:20:45,311 INFO L262 CegarLoopResult]: For program point L203(lines 203 220) no Hoare annotation was computed. [2021-10-11 02:20:45,311 INFO L258 CegarLoopResult]: At program point L203-1(lines 1 981) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse4))) [2021-10-11 02:20:45,312 INFO L262 CegarLoopResult]: For program point L236-3(lines 236 240) no Hoare annotation was computed. [2021-10-11 02:20:45,312 INFO L262 CegarLoopResult]: For program point L203-2(lines 203 220) no Hoare annotation was computed. [2021-10-11 02:20:45,312 INFO L258 CegarLoopResult]: At program point L203-3(lines 1 981) the Hoare annotation is: false [2021-10-11 02:20:45,312 INFO L262 CegarLoopResult]: For program point L203-4(lines 203 220) no Hoare annotation was computed. [2021-10-11 02:20:45,312 INFO L262 CegarLoopResult]: For program point L236-6(lines 236 240) no Hoare annotation was computed. [2021-10-11 02:20:45,312 INFO L258 CegarLoopResult]: At program point L203-5(lines 1 981) the Hoare annotation is: false [2021-10-11 02:20:45,312 INFO L262 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-2(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-3(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-5(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-6(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-8(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-9(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-11(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,313 INFO L262 CegarLoopResult]: For program point L503-12(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L503-14(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L503-15(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L503-17(lines 503 507) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L405-1(lines 405 413) no Hoare annotation was computed. [2021-10-11 02:20:45,314 INFO L262 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2021-10-11 02:20:45,315 INFO L258 CegarLoopResult]: At program point L273(lines 268 276) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse6 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4))) [2021-10-11 02:20:45,315 INFO L258 CegarLoopResult]: At program point L273-1(lines 268 276) the Hoare annotation is: false [2021-10-11 02:20:45,315 INFO L262 CegarLoopResult]: For program point L207(lines 207 217) no Hoare annotation was computed. [2021-10-11 02:20:45,315 INFO L258 CegarLoopResult]: At program point L273-2(lines 268 276) the Hoare annotation is: false [2021-10-11 02:20:45,315 INFO L262 CegarLoopResult]: For program point L207-2(lines 207 217) no Hoare annotation was computed. [2021-10-11 02:20:45,315 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,316 INFO L262 CegarLoopResult]: For program point L207-4(lines 207 217) no Hoare annotation was computed. [2021-10-11 02:20:45,316 INFO L262 CegarLoopResult]: For program point L571(lines 571 577) no Hoare annotation was computed. [2021-10-11 02:20:45,316 INFO L258 CegarLoopResult]: At program point L571-1(lines 571 577) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse4))) [2021-10-11 02:20:45,316 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,316 INFO L262 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2021-10-11 02:20:45,316 INFO L262 CegarLoopResult]: For program point L208-2(lines 208 214) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L208-4(lines 208 214) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L258 CegarLoopResult]: At program point L143(lines 139 145) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L375(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L375-1(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L375-3(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,317 INFO L262 CegarLoopResult]: For program point L375-4(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,318 INFO L262 CegarLoopResult]: For program point L375-5(lines 375 392) no Hoare annotation was computed. [2021-10-11 02:20:45,318 INFO L258 CegarLoopResult]: At program point L343(lines 342 361) the Hoare annotation is: (let ((.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse3 .cse6 .cse4) (and .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse8 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse8 .cse6 .cse4))) [2021-10-11 02:20:45,318 INFO L262 CegarLoopResult]: For program point L343-1(lines 343 349) no Hoare annotation was computed. [2021-10-11 02:20:45,318 INFO L258 CegarLoopResult]: At program point L343-2(lines 342 361) the Hoare annotation is: false [2021-10-11 02:20:45,318 INFO L258 CegarLoopResult]: At program point L343-3(lines 342 361) the Hoare annotation is: false [2021-10-11 02:20:45,319 INFO L265 CegarLoopResult]: At program point L178(lines 159 181) the Hoare annotation is: true [2021-10-11 02:20:45,319 INFO L258 CegarLoopResult]: At program point L509(lines 494 512) the Hoare annotation is: false [2021-10-11 02:20:45,319 INFO L258 CegarLoopResult]: At program point L509-1(lines 494 512) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse5) (and .cse0 .cse6 .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse5) (and .cse0 .cse6 .cse3 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse7 .cse5))) [2021-10-11 02:20:45,319 INFO L258 CegarLoopResult]: At program point L509-2(lines 494 512) the Hoare annotation is: false [2021-10-11 02:20:45,319 INFO L258 CegarLoopResult]: At program point L509-3(lines 494 512) the Hoare annotation is: false [2021-10-11 02:20:45,319 INFO L258 CegarLoopResult]: At program point L509-4(lines 494 512) the Hoare annotation is: false [2021-10-11 02:20:45,320 INFO L258 CegarLoopResult]: At program point L509-5(lines 494 512) the Hoare annotation is: false [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L379(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L379-1(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L313(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L379-2(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,320 INFO L262 CegarLoopResult]: For program point L379-3(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L313-2(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L379-4(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L313-3(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L379-5(lines 379 387) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L313-4(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L313-5(lines 313 319) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2021-10-11 02:20:45,321 INFO L262 CegarLoopResult]: For program point L581(lines 581 594) no Hoare annotation was computed. [2021-10-11 02:20:45,322 INFO L258 CegarLoopResult]: At program point L350(lines 350 356) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse6 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4))) [2021-10-11 02:20:45,322 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:20:45,322 INFO L258 CegarLoopResult]: At program point L350-1(lines 350 356) the Hoare annotation is: false [2021-10-11 02:20:45,322 INFO L258 CegarLoopResult]: At program point L350-2(lines 350 356) the Hoare annotation is: false [2021-10-11 02:20:45,322 INFO L262 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,322 INFO L262 CegarLoopResult]: For program point L978-1(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,323 INFO L262 CegarLoopResult]: For program point L978-2(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,323 INFO L258 CegarLoopResult]: At program point L318(lines 309 322) the Hoare annotation is: false [2021-10-11 02:20:45,323 INFO L258 CegarLoopResult]: At program point L318-1(lines 309 322) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4 .cse5) (and .cse0 .cse6 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4))) [2021-10-11 02:20:45,323 INFO L258 CegarLoopResult]: At program point L318-2(lines 309 322) the Hoare annotation is: false [2021-10-11 02:20:45,323 INFO L258 CegarLoopResult]: At program point L318-3(lines 309 322) the Hoare annotation is: false [2021-10-11 02:20:45,323 INFO L258 CegarLoopResult]: At program point L318-4(lines 309 322) the Hoare annotation is: false [2021-10-11 02:20:45,324 INFO L258 CegarLoopResult]: At program point L318-5(lines 309 322) the Hoare annotation is: false [2021-10-11 02:20:45,324 INFO L262 CegarLoopResult]: For program point L552(lines 551 598) no Hoare annotation was computed. [2021-10-11 02:20:45,324 INFO L262 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2021-10-11 02:20:45,324 INFO L258 CegarLoopResult]: At program point L454(lines 449 457) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse5) (and .cse0 .cse6 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse5))) [2021-10-11 02:20:45,324 INFO L258 CegarLoopResult]: At program point L454-1(lines 449 457) the Hoare annotation is: false [2021-10-11 02:20:45,324 INFO L258 CegarLoopResult]: At program point L454-2(lines 449 457) the Hoare annotation is: false [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:20:45,325 INFO L258 CegarLoopResult]: At program point L92-2(lines 92 106) the Hoare annotation is: false [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point L522-2(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point L522-3(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point L522-5(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,325 INFO L262 CegarLoopResult]: For program point L522-6(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,326 INFO L262 CegarLoopResult]: For program point L522-8(lines 522 526) no Hoare annotation was computed. [2021-10-11 02:20:45,326 INFO L258 CegarLoopResult]: At program point L192(lines 187 194) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,326 INFO L262 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2021-10-11 02:20:45,326 INFO L262 CegarLoopResult]: For program point L589(lines 589 593) no Hoare annotation was computed. [2021-10-11 02:20:45,326 INFO L258 CegarLoopResult]: At program point L589-2(lines 343 349) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse4))) [2021-10-11 02:20:45,326 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:20:45,326 INFO L262 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2021-10-11 02:20:45,327 INFO L262 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-10-11 02:20:45,327 INFO L262 CegarLoopResult]: For program point L96-1(lines 343 349) no Hoare annotation was computed. [2021-10-11 02:20:45,327 INFO L258 CegarLoopResult]: At program point L328(lines 323 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,327 INFO L258 CegarLoopResult]: At program point L328-1(lines 323 331) the Hoare annotation is: false [2021-10-11 02:20:45,327 INFO L258 CegarLoopResult]: At program point L328-2(lines 323 331) the Hoare annotation is: false [2021-10-11 02:20:45,327 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:20:45,327 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-11 02:20:45,328 INFO L262 CegarLoopResult]: For program point L561(lines 561 567) no Hoare annotation was computed. [2021-10-11 02:20:45,328 INFO L258 CegarLoopResult]: At program point L561-1(lines 561 567) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (bvadd |ULTIMATE.start_valid_product_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= (_ bv1 32) ~pumpRunning~0) .cse4))) [2021-10-11 02:20:45,328 INFO L258 CegarLoopResult]: At program point L528(lines 513 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,328 INFO L258 CegarLoopResult]: At program point L528-1(lines 513 531) the Hoare annotation is: false [2021-10-11 02:20:45,328 INFO L258 CegarLoopResult]: At program point L528-2(lines 513 531) the Hoare annotation is: false [2021-10-11 02:20:45,328 INFO L258 CegarLoopResult]: At program point L67(lines 1 981) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:45,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:20:45 BoogieIcfgContainer [2021-10-11 02:20:45,364 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:20:45,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:20:45,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:20:45,364 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:20:45,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:26" (3/4) ... [2021-10-11 02:20:45,368 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:20:45,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:20:45,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:20:45,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:20:45,391 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:20:45,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:20:45,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:20:45,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:20:45,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:20:45,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:20:45,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:20:45,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,424 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,424 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,425 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,426 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:20:45,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:20:45,428 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:20:45,491 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3482664-7716-4ac8-b271-bcbc9ff4a33b/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:20:45,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:20:45,493 INFO L168 Benchmark]: Toolchain (without parser) took 22990.46 ms. Allocated memory was 62.9 MB in the beginning and 125.8 MB in the end (delta: 62.9 MB). Free memory was 41.1 MB in the beginning and 38.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,493 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:45,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.04 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 43.3 MB in the end (delta: -2.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.69 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 39.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,494 INFO L168 Benchmark]: Boogie Preprocessor took 125.07 ms. Allocated memory is still 62.9 MB. Free memory was 39.6 MB in the beginning and 36.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,494 INFO L168 Benchmark]: RCFGBuilder took 2740.99 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 36.9 MB in the beginning and 60.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,495 INFO L168 Benchmark]: TraceAbstraction took 19141.10 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 60.1 MB in the beginning and 48.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 72.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,495 INFO L168 Benchmark]: Witness Printer took 127.57 ms. Allocated memory is still 125.8 MB. Free memory was 48.8 MB in the beginning and 38.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:45,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 749.04 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 43.3 MB in the end (delta: -2.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.69 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 39.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 125.07 ms. Allocated memory is still 62.9 MB. Free memory was 39.6 MB in the beginning and 36.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2740.99 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 36.9 MB in the beginning and 60.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19141.10 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 60.1 MB in the beginning and 48.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 72.4 MB. Max. memory is 16.1 GB. * Witness Printer took 127.57 ms. Allocated memory is still 125.8 MB. Free memory was 48.8 MB in the beginning and 38.3 MB in the end (delta: 10.5 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: 978]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 978]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 978]: 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: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && methAndRunningLastTime == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 121 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.3s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1242 SDtfs, 1476 SDslu, 1731 SDs, 0 SdLazy, 223 SolverSat, 47 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 753 GetRequests, 709 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 735 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 171 NumberOfFragments, 1154 HoareAnnotationTreeSize, 44 FomulaSimplifications, 173913 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 44 FomulaSimplificationsInter, 33200 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 730 ConstructedInterpolants, 0 QuantifiedInterpolants, 98652 SizeOfPredicates, 29 NumberOfNonLiveVariables, 3330 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 107/143 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...