./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8 --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 d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:51:41,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:51:41,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:51:41,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:51:41,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:51:41,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:51:41,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:51:41,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:51:41,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:51:41,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:51:41,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:51:41,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:51:41,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:51:41,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:51:41,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:51:41,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:51:41,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:51:41,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:51:41,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:51:41,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:51:41,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:51:41,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:51:41,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:51:41,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:51:41,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:51:41,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:51:41,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:51:41,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:51:41,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:51:41,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:51:41,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:51:41,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:51:41,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:51:41,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:51:41,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:51:41,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:51:41,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:51:41,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:51:41,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:51:41,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:51:41,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:51:41,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:51:41,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:51:41,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:51:41,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:51:41,252 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:51:41,252 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:51:41,252 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:51:41,252 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:51:41,253 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:51:41,259 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:51:41,260 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:51:41,261 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:51:41,261 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:51:41,261 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:51:41,262 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:51:41,262 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:51:41,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:51:41,263 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:51:41,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:51:41,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:51:41,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:51:41,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:51:41,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:51:41,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:51:41,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:51:41,265 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:51:41,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:51:41,265 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:51:41,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:51:41,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:51:41,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:51:41,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:41,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:51:41,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:51:41,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:51:41,269 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:51:41,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:51:41,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:51:41,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:51:41,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:51:41,270 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_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 [2021-11-07 01:51:41,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:51:41,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:51:41,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:51:41,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:51:41,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:51:41,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-11-07 01:51:41,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/a02b3881f/9e641fc51c124fd698da16b3a6e6bab6/FLAGd72f56506 [2021-11-07 01:51:42,366 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:51:42,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-11-07 01:51:42,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/a02b3881f/9e641fc51c124fd698da16b3a6e6bab6/FLAGd72f56506 [2021-11-07 01:51:42,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/a02b3881f/9e641fc51c124fd698da16b3a6e6bab6 [2021-11-07 01:51:42,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:51:42,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:51:42,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:42,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:51:42,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:51:42,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:42" (1/1) ... [2021-11-07 01:51:42,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d1948b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:42, skipping insertion in model container [2021-11-07 01:51:42,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:42" (1/1) ... [2021-11-07 01:51:42,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:51:42,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:42,994 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-11-07 01:51:43,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:43,114 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) [2021-11-07 01:51:43,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5459b5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:43, skipping insertion in model container [2021-11-07 01:51:43,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:43,115 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:51:43,117 INFO L168 Benchmark]: Toolchain (without parser) took 501.90 ms. Allocated memory is still 134.2 MB. Free memory was 107.9 MB in the beginning and 105.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:43,118 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 134.2 MB. Free memory was 86.9 MB in the beginning and 86.9 MB in the end (delta: 77.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:43,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.17 ms. Allocated memory is still 134.2 MB. Free memory was 107.5 MB in the beginning and 105.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:43,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 134.2 MB. Free memory was 86.9 MB in the beginning and 86.9 MB in the end (delta: 77.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.17 ms. Allocated memory is still 134.2 MB. Free memory was 107.5 MB in the beginning and 105.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 78]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8 --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 d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:51:45,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:51:45,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:51:45,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:51:45,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:51:45,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:51:45,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:51:45,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:51:45,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:51:45,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:51:45,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:51:45,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:51:45,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:51:45,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:51:45,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:51:45,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:51:45,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:51:45,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:51:45,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:51:45,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:51:45,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:51:45,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:51:45,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:51:45,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:51:45,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:51:45,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:51:45,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:51:45,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:51:45,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:51:45,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:51:45,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:51:45,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:51:45,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:51:45,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:51:45,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:51:45,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:51:45,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:51:45,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:51:45,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:51:45,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:51:45,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:51:45,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:51:45,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:51:45,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:51:45,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:51:45,829 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:51:45,829 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:51:45,829 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:51:45,829 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:51:45,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:51:45,830 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:51:45,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:51:45,831 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:51:45,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:51:45,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:51:45,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:51:45,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:51:45,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:51:45,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:51:45,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:51:45,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:51:45,835 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:51:45,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:51:45,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:51:45,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:51:45,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:51:45,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:51:45,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:51:45,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:45,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:51:45,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:51:45,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:51:45,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:51:45,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:51:45,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:51:45,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:51:45,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:51:45,839 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_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 [2021-11-07 01:51:46,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:51:46,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:51:46,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:51:46,300 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:51:46,302 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:51:46,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-11-07 01:51:46,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/0c59bc14d/b7a1d1654fea4c9d98881556d6e975b7/FLAG85aad4eca [2021-11-07 01:51:46,997 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:51:46,998 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2021-11-07 01:51:47,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/0c59bc14d/b7a1d1654fea4c9d98881556d6e975b7/FLAG85aad4eca [2021-11-07 01:51:47,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/data/0c59bc14d/b7a1d1654fea4c9d98881556d6e975b7 [2021-11-07 01:51:47,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:51:47,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:51:47,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:47,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:51:47,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:51:47,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:47,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ce987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47, skipping insertion in model container [2021-11-07 01:51:47,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:47,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:51:47,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:47,643 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-11-07 01:51:47,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:47,759 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:51:47,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:47,860 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-11-07 01:51:47,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:47,895 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:51:47,942 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2021-11-07 01:51:47,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:47,998 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:51:47,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47 WrapperNode [2021-11-07 01:51:47,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:48,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:48,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:51:48,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:51:48,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:48,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:51:48,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:51:48,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:51:48,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:51:48,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:51:48,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:51:48,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:51:48,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (1/1) ... [2021-11-07 01:51:48,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:48,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:48,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:51:48,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:51:48,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:51:48,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:51:48,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:51:48,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:51:51,334 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:51:51,334 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-11-07 01:51:51,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:51 BoogieIcfgContainer [2021-11-07 01:51:51,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:51:51,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:51:51,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:51:51,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:51:51,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:51:47" (1/3) ... [2021-11-07 01:51:51,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@954d78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:51, skipping insertion in model container [2021-11-07 01:51:51,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:47" (2/3) ... [2021-11-07 01:51:51,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@954d78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:51, skipping insertion in model container [2021-11-07 01:51:51,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:51" (3/3) ... [2021-11-07 01:51:51,347 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2021-11-07 01:51:51,354 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:51:51,354 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:51:51,414 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:51:51,425 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:51:51,427 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:51:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:51:51,462 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:51,462 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:51,463 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:51,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:51,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2021-11-07 01:51:51,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:51,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496484065] [2021-11-07 01:51:51,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:51,486 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:51,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:51,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:51,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:51:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:51,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:51:51,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:51,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:51,958 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:51,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496484065] [2021-11-07 01:51:51,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496484065] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:51,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:51,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:51:51,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695291087] [2021-11-07 01:51:51,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:51:51,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:51,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:51:51,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:51:52,000 INFO L87 Difference]: Start difference. First operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:52,048 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2021-11-07 01:51:52,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:51:52,049 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 01:51:52,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:52,063 INFO L225 Difference]: With dead ends: 451 [2021-11-07 01:51:52,064 INFO L226 Difference]: Without dead ends: 225 [2021-11-07 01:51:52,068 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:51:52,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-11-07 01:51:52,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-11-07 01:51:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 222 states have (on average 1.490990990990991) internal successors, (331), 224 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2021-11-07 01:51:52,127 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2021-11-07 01:51:52,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:52,128 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2021-11-07 01:51:52,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,129 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2021-11-07 01:51:52,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:51:52,130 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:52,131 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:52,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:51:52,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:52,340 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:52,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:52,341 INFO L85 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2021-11-07 01:51:52,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:52,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028577410] [2021-11-07 01:51:52,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:52,343 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:52,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:52,344 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:52,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:51:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:52,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:52,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:52,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:52,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:52,739 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:52,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028577410] [2021-11-07 01:51:52,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1028577410] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:52,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:52,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:51:52,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416158597] [2021-11-07 01:51:52,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:52,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:52,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:52,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:52,751 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:52,808 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2021-11-07 01:51:52,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:51:52,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:51:52,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:52,811 INFO L225 Difference]: With dead ends: 225 [2021-11-07 01:51:52,814 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:51:52,816 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:52,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:51:52,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:51:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-11-07 01:51:52,834 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-11-07 01:51:52,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:52,835 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-11-07 01:51:52,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-11-07 01:51:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:51:52,839 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:52,847 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:52,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:53,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:53,062 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:53,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:53,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2021-11-07 01:51:53,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:53,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361586788] [2021-11-07 01:51:53,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:53,064 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:53,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:53,066 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:53,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:51:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:53,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:53,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:53,376 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:53,478 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:53,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361586788] [2021-11-07 01:51:53,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361586788] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:53,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:53,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:51:53,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193018317] [2021-11-07 01:51:53,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:53,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:53,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:53,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:53,481 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:53,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:53,522 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2021-11-07 01:51:53,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:51:53,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 01:51:53,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:53,524 INFO L225 Difference]: With dead ends: 163 [2021-11-07 01:51:53,539 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:51:53,540 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:53,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:51:53,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:51:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-11-07 01:51:53,553 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-11-07 01:51:53,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:53,553 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-11-07 01:51:53,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-11-07 01:51:53,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:51:53,555 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:53,556 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:53,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:53,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:53,775 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:53,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:53,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2021-11-07 01:51:53,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:53,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1752661009] [2021-11-07 01:51:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:53,777 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:53,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:53,778 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:53,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:51:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:53,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:54,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:54,089 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:54,161 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:54,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1752661009] [2021-11-07 01:51:54,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1752661009] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:54,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:54,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:51:54,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994010423] [2021-11-07 01:51:54,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:51:54,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:54,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:51:54,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:51:54,164 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:54,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:54,261 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2021-11-07 01:51:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:51:54,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 01:51:54,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:54,263 INFO L225 Difference]: With dead ends: 170 [2021-11-07 01:51:54,263 INFO L226 Difference]: Without dead ends: 92 [2021-11-07 01:51:54,264 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:51:54,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-11-07 01:51:54,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2021-11-07 01:51:54,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 89 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2021-11-07 01:51:54,277 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2021-11-07 01:51:54,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:54,277 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2021-11-07 01:51:54,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2021-11-07 01:51:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:51:54,279 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:54,279 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:54,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:54,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:54,492 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:54,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:54,493 INFO L85 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2021-11-07 01:51:54,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:54,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577696758] [2021-11-07 01:51:54,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:54,494 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:54,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:54,495 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:54,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:51:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:54,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:54,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:54,870 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:54,988 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:54,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577696758] [2021-11-07 01:51:54,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577696758] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:54,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:54,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:51:54,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807420817] [2021-11-07 01:51:54,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:54,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:54,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:54,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:54,998 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:55,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:55,073 INFO L93 Difference]: Finished difference Result 308 states and 442 transitions. [2021-11-07 01:51:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:51:55,074 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 01:51:55,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:55,076 INFO L225 Difference]: With dead ends: 308 [2021-11-07 01:51:55,076 INFO L226 Difference]: Without dead ends: 225 [2021-11-07 01:51:55,077 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:55,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-11-07 01:51:55,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 219. [2021-11-07 01:51:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 218 states have (on average 1.4174311926605505) internal successors, (309), 218 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 309 transitions. [2021-11-07 01:51:55,102 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 309 transitions. Word has length 33 [2021-11-07 01:51:55,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:55,102 INFO L470 AbstractCegarLoop]: Abstraction has 219 states and 309 transitions. [2021-11-07 01:51:55,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 309 transitions. [2021-11-07 01:51:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:51:55,108 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:55,108 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:55,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-07 01:51:55,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:55,322 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:55,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:55,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2021-11-07 01:51:55,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:55,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [655074138] [2021-11-07 01:51:55,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:55,324 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:55,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:55,326 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:55,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:51:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:55,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:51:55,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:55,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:55,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:55,880 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:55,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [655074138] [2021-11-07 01:51:55,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [655074138] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:55,881 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:55,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:51:55,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992372264] [2021-11-07 01:51:55,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:51:55,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:55,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:51:55,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:51:55,884 INFO L87 Difference]: Start difference. First operand 219 states and 309 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:56,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:56,102 INFO L93 Difference]: Finished difference Result 1079 states and 1521 transitions. [2021-11-07 01:51:56,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:51:56,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 01:51:56,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:56,109 INFO L225 Difference]: With dead ends: 1079 [2021-11-07 01:51:56,109 INFO L226 Difference]: Without dead ends: 867 [2021-11-07 01:51:56,110 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:51:56,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2021-11-07 01:51:56,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 411. [2021-11-07 01:51:56,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.3853658536585365) internal successors, (568), 410 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 568 transitions. [2021-11-07 01:51:56,159 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 568 transitions. Word has length 33 [2021-11-07 01:51:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:56,159 INFO L470 AbstractCegarLoop]: Abstraction has 411 states and 568 transitions. [2021-11-07 01:51:56,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 568 transitions. [2021-11-07 01:51:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:51:56,162 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:56,163 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:56,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:56,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:56,377 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:56,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:56,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2021-11-07 01:51:56,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:56,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1156039454] [2021-11-07 01:51:56,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:56,379 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:56,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:56,381 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:56,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:51:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:56,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:51:56,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:56,799 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:56,898 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:56,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1156039454] [2021-11-07 01:51:56,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1156039454] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:56,898 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:56,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:51:56,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359935414] [2021-11-07 01:51:56,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:51:56,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:56,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:51:56,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:51:56,900 INFO L87 Difference]: Start difference. First operand 411 states and 568 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:57,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:57,210 INFO L93 Difference]: Finished difference Result 1600 states and 2203 transitions. [2021-11-07 01:51:57,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:51:57,211 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:51:57,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:57,220 INFO L225 Difference]: With dead ends: 1600 [2021-11-07 01:51:57,220 INFO L226 Difference]: Without dead ends: 1196 [2021-11-07 01:51:57,222 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:51:57,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2021-11-07 01:51:57,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 408. [2021-11-07 01:51:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 407 states have (on average 1.3734643734643734) internal successors, (559), 407 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 559 transitions. [2021-11-07 01:51:57,278 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 559 transitions. Word has length 34 [2021-11-07 01:51:57,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:57,278 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 559 transitions. [2021-11-07 01:51:57,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 559 transitions. [2021-11-07 01:51:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:51:57,281 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:57,281 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:57,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:57,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:57,497 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:57,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:57,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2021-11-07 01:51:57,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:57,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881515688] [2021-11-07 01:51:57,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:57,499 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:57,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:57,500 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:57,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:51:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:57,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:51:57,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:57,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:58,043 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:58,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881515688] [2021-11-07 01:51:58,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881515688] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:58,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:58,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:51:58,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89110625] [2021-11-07 01:51:58,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:51:58,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:58,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:51:58,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:51:58,045 INFO L87 Difference]: Start difference. First operand 408 states and 559 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:58,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:58,223 INFO L93 Difference]: Finished difference Result 1081 states and 1461 transitions. [2021-11-07 01:51:58,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:51:58,223 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 01:51:58,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:58,229 INFO L225 Difference]: With dead ends: 1081 [2021-11-07 01:51:58,229 INFO L226 Difference]: Without dead ends: 680 [2021-11-07 01:51:58,232 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:51:58,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2021-11-07 01:51:58,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 450. [2021-11-07 01:51:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 1.3385300668151447) internal successors, (601), 449 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 601 transitions. [2021-11-07 01:51:58,288 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 601 transitions. Word has length 37 [2021-11-07 01:51:58,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:58,289 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 601 transitions. [2021-11-07 01:51:58,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 601 transitions. [2021-11-07 01:51:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:51:58,291 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:58,292 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:58,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:58,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:58,509 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:58,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:58,509 INFO L85 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2021-11-07 01:51:58,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:58,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [578072835] [2021-11-07 01:51:58,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:58,510 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:58,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:58,514 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:58,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:51:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:58,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:51:58,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:58,957 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:59,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:59,046 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:59,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [578072835] [2021-11-07 01:51:59,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [578072835] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:59,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:59,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:51:59,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601207166] [2021-11-07 01:51:59,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:51:59,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:59,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:51:59,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:51:59,051 INFO L87 Difference]: Start difference. First operand 450 states and 601 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:59,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:59,156 INFO L93 Difference]: Finished difference Result 937 states and 1244 transitions. [2021-11-07 01:51:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:51:59,156 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 01:51:59,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:59,162 INFO L225 Difference]: With dead ends: 937 [2021-11-07 01:51:59,162 INFO L226 Difference]: Without dead ends: 494 [2021-11-07 01:51:59,163 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:51:59,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-11-07 01:51:59,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 319. [2021-11-07 01:51:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 318 states have (on average 1.3270440251572326) internal successors, (422), 318 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 422 transitions. [2021-11-07 01:51:59,204 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 422 transitions. Word has length 37 [2021-11-07 01:51:59,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:59,205 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 422 transitions. [2021-11-07 01:51:59,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 422 transitions. [2021-11-07 01:51:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:51:59,206 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:59,206 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:59,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:59,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:59,428 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:59,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2021-11-07 01:51:59,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:59,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983465933] [2021-11-07 01:51:59,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:59,429 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:59,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:59,430 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:59,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:51:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:59,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:51:59,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:59,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:52:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:52:00,049 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:52:00,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983465933] [2021-11-07 01:52:00,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983465933] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:52:00,050 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:52:00,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:52:00,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535244729] [2021-11-07 01:52:00,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:52:00,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:52:00,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:52:00,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:52:00,052 INFO L87 Difference]: Start difference. First operand 319 states and 422 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:02,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:52:02,521 INFO L93 Difference]: Finished difference Result 1253 states and 1619 transitions. [2021-11-07 01:52:02,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 01:52:02,521 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-07 01:52:02,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:52:02,530 INFO L225 Difference]: With dead ends: 1253 [2021-11-07 01:52:02,530 INFO L226 Difference]: Without dead ends: 941 [2021-11-07 01:52:02,533 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 01:52:02,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2021-11-07 01:52:02,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 319. [2021-11-07 01:52:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 318 states have (on average 1.3050314465408805) internal successors, (415), 318 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 415 transitions. [2021-11-07 01:52:02,585 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 415 transitions. Word has length 38 [2021-11-07 01:52:02,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:52:02,585 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 415 transitions. [2021-11-07 01:52:02,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 415 transitions. [2021-11-07 01:52:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-07 01:52:02,587 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:52:02,588 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:52:02,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:52:02,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:52:02,802 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:52:02,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:52:02,802 INFO L85 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2021-11-07 01:52:02,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:52:02,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1468565038] [2021-11-07 01:52:02,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:52:02,803 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:52:02,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:52:02,804 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:52:02,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:52:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:52:03,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:52:03,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:52:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:52:03,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:52:03,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:52:03,588 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:52:03,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1468565038] [2021-11-07 01:52:03,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1468565038] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:52:03,589 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:52:03,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:52:03,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978191026] [2021-11-07 01:52:03,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:52:03,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:52:03,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:52:03,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:52:03,597 INFO L87 Difference]: Start difference. First operand 319 states and 415 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:07,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:52:07,209 INFO L93 Difference]: Finished difference Result 879 states and 1129 transitions. [2021-11-07 01:52:07,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:52:07,209 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-11-07 01:52:07,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:52:07,211 INFO L225 Difference]: With dead ends: 879 [2021-11-07 01:52:07,212 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:52:07,213 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:52:07,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:52:07,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:52:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:52:07,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-11-07 01:52:07,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:52:07,215 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:52:07,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:52:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:52:07,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:52:07,219 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:52:07,219 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:52:07,220 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:52:07,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:52:07,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:52:07,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:52:07,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:07,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:08,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:08,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:09,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:10,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point L828(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point L828-1(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point L828-3(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,187 INFO L857 garLoopResultBuilder]: For program point L828-4(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-5(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-6(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-7(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-8(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-9(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-10(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L828-11(lines 828 836) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 792 798) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 768) no Hoare annotation was computed. [2021-11-07 01:52:17,188 INFO L853 garLoopResultBuilder]: At program point L764-2(lines 792 798) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-11-07 01:52:17,189 INFO L853 garLoopResultBuilder]: At program point L702(lines 1 1031) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-11-07 01:52:17,189 INFO L853 garLoopResultBuilder]: At program point L774(lines 725 775) the Hoare annotation is: false [2021-11-07 01:52:17,189 INFO L853 garLoopResultBuilder]: At program point L710(lines 705 713) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912-6(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912-8(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,189 INFO L857 garLoopResultBuilder]: For program point L912-10(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-12(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-14(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-16(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-18(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-20(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L912-22(lines 912 918) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L583-6(lines 583 587) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L850-1(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,190 INFO L857 garLoopResultBuilder]: For program point L850-2(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L850-3(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L850-4(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L850-5(lines 850 867) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854-1(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854-2(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854-3(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854-4(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L854-5(lines 854 862) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L526(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,191 INFO L857 garLoopResultBuilder]: For program point L526-2(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L853 garLoopResultBuilder]: At program point L792(lines 791 810) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L792-1(lines 792 798) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 791 810) the Hoare annotation is: false [2021-11-07 01:52:17,192 INFO L853 garLoopResultBuilder]: At program point L792-3(lines 791 810) the Hoare annotation is: false [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L660(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L660-2(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L660-3(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,192 INFO L857 garLoopResultBuilder]: For program point L660-4(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-5(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-6(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-7(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-8(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-9(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-10(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L660-11(lines 660 666) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L727(lines 726 773) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 732) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L995-2(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,193 INFO L857 garLoopResultBuilder]: For program point L995-3(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-5(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-6(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-8(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-9(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L853 garLoopResultBuilder]: At program point L665(lines 656 669) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,194 INFO L853 garLoopResultBuilder]: At program point L665-1(lines 656 669) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-11(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L853 garLoopResultBuilder]: At program point L665-2(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-12(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,194 INFO L853 garLoopResultBuilder]: At program point L665-3(lines 656 669) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-11-07 01:52:17,194 INFO L853 garLoopResultBuilder]: At program point L665-4(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,194 INFO L857 garLoopResultBuilder]: For program point L995-14(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-5(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L857 garLoopResultBuilder]: For program point L995-15(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-6(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L857 garLoopResultBuilder]: For program point L995-17(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-7(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L857 garLoopResultBuilder]: For program point L995-18(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-8(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-9(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L857 garLoopResultBuilder]: For program point L995-20(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-10(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,195 INFO L857 garLoopResultBuilder]: For program point L995-21(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,195 INFO L853 garLoopResultBuilder]: At program point L665-11(lines 656 669) the Hoare annotation is: false [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-23(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-24(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-26(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-27(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-29(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-30(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-32(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-33(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L995-35(lines 995 999) no Hoare annotation was computed. [2021-11-07 01:52:17,196 INFO L853 garLoopResultBuilder]: At program point L799(lines 799 805) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-11-07 01:52:17,196 INFO L853 garLoopResultBuilder]: At program point L799-1(lines 799 805) the Hoare annotation is: false [2021-11-07 01:52:17,196 INFO L853 garLoopResultBuilder]: At program point L799-2(lines 799 805) the Hoare annotation is: false [2021-11-07 01:52:17,196 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 742) no Hoare annotation was computed. [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L736-1(lines 736 742) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 01:52:17,197 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001(lines 986 1004) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-1(lines 986 1004) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-2(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-3(lines 986 1004) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-4(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-5(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-6(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,197 INFO L853 garLoopResultBuilder]: At program point L1001-7(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L1001-8(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L1001-9(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L1001-10(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L1001-11(lines 986 1004) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937(lines 930 940) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937-1(lines 930 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937-2(lines 930 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937-3(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937-4(lines 930 940) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-11-07 01:52:17,198 INFO L853 garLoopResultBuilder]: At program point L937-5(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,199 INFO L853 garLoopResultBuilder]: At program point L937-6(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,199 INFO L853 garLoopResultBuilder]: At program point L937-7(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,199 INFO L853 garLoopResultBuilder]: At program point L937-8(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,199 INFO L853 garLoopResultBuilder]: At program point L937-9(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,199 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 611) no Hoare annotation was computed. [2021-11-07 01:52:17,199 INFO L853 garLoopResultBuilder]: At program point L937-10(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,202 INFO L853 garLoopResultBuilder]: At program point L937-11(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,202 INFO L853 garLoopResultBuilder]: At program point L937-12(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,202 INFO L853 garLoopResultBuilder]: At program point L937-13(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,202 INFO L853 garLoopResultBuilder]: At program point L937-14(lines 930 940) the Hoare annotation is: false [2021-11-07 01:52:17,202 INFO L853 garLoopResultBuilder]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L675-3(lines 670 678) the Hoare annotation is: false [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L675-4(lines 670 678) the Hoare annotation is: false [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L675-5(lines 670 678) the Hoare annotation is: false [2021-11-07 01:52:17,203 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,204 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 893) no Hoare annotation was computed. [2021-11-07 01:52:17,204 INFO L857 garLoopResultBuilder]: For program point L876-1(lines 876 893) no Hoare annotation was computed. [2021-11-07 01:52:17,204 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 876 893) no Hoare annotation was computed. [2021-11-07 01:52:17,204 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 752) no Hoare annotation was computed. [2021-11-07 01:52:17,204 INFO L853 garLoopResultBuilder]: At program point L746-1(lines 746 752) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-11-07 01:52:17,204 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:52:17,205 INFO L853 garLoopResultBuilder]: At program point L946(lines 941 949) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,205 INFO L853 garLoopResultBuilder]: At program point L946-1(lines 941 949) the Hoare annotation is: false [2021-11-07 01:52:17,205 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 888) no Hoare annotation was computed. [2021-11-07 01:52:17,205 INFO L853 garLoopResultBuilder]: At program point L946-2(lines 941 949) the Hoare annotation is: false [2021-11-07 01:52:17,205 INFO L857 garLoopResultBuilder]: For program point L880-1(lines 880 888) no Hoare annotation was computed. [2021-11-07 01:52:17,205 INFO L857 garLoopResultBuilder]: For program point L880-2(lines 880 888) no Hoare annotation was computed. [2021-11-07 01:52:17,205 INFO L857 garLoopResultBuilder]: For program point L550(lines 550 567) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L853 garLoopResultBuilder]: At program point L550-1(lines 1 1031) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3))) [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L853 garLoopResultBuilder]: At program point L550-3(lines 1 1031) the Hoare annotation is: false [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L853 garLoopResultBuilder]: At program point L550-5(lines 1 1031) the Hoare annotation is: false [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014-3(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014-5(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014-6(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,206 INFO L857 garLoopResultBuilder]: For program point L1014-8(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-9(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-11(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-12(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-14(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-15(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L857 garLoopResultBuilder]: For program point L1014-17(lines 1014 1018) no Hoare annotation was computed. [2021-11-07 01:52:17,207 INFO L853 garLoopResultBuilder]: At program point L620(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-11-07 01:52:17,208 INFO L853 garLoopResultBuilder]: At program point L620-1(lines 615 623) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,208 INFO L853 garLoopResultBuilder]: At program point L620-2(lines 615 623) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:52:17,208 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 564) no Hoare annotation was computed. [2021-11-07 01:52:17,208 INFO L853 garLoopResultBuilder]: At program point L620-3(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,208 INFO L853 garLoopResultBuilder]: At program point L620-4(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-11-07 01:52:17,208 INFO L857 garLoopResultBuilder]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2021-11-07 01:52:17,209 INFO L853 garLoopResultBuilder]: At program point L620-5(lines 615 623) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)))) [2021-11-07 01:52:17,209 INFO L853 garLoopResultBuilder]: At program point L620-6(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,209 INFO L857 garLoopResultBuilder]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2021-11-07 01:52:17,209 INFO L853 garLoopResultBuilder]: At program point L620-7(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,209 INFO L853 garLoopResultBuilder]: At program point L620-8(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-9(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-10(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-11(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-12(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-13(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-14(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,210 INFO L853 garLoopResultBuilder]: At program point L620-15(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,211 INFO L853 garLoopResultBuilder]: At program point L620-16(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,211 INFO L853 garLoopResultBuilder]: At program point L620-17(lines 615 623) the Hoare annotation is: false [2021-11-07 01:52:17,211 INFO L857 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-11-07 01:52:17,211 INFO L857 garLoopResultBuilder]: For program point L555-2(lines 555 561) no Hoare annotation was computed. [2021-11-07 01:52:17,211 INFO L857 garLoopResultBuilder]: For program point L555-4(lines 555 561) no Hoare annotation was computed. [2021-11-07 01:52:17,211 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020(lines 1005 1023) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020-1(lines 1005 1023) the Hoare annotation is: false [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020-2(lines 1005 1023) the Hoare annotation is: false [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020-3(lines 1005 1023) the Hoare annotation is: false [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020-4(lines 1005 1023) the Hoare annotation is: false [2021-11-07 01:52:17,212 INFO L853 garLoopResultBuilder]: At program point L1020-5(lines 1005 1023) the Hoare annotation is: false [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 769) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824-1(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824-4(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,213 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-7(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-10(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,214 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 841) no Hoare annotation was computed. [2021-11-07 01:52:17,215 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-11-07 01:52:17,215 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-11-07 01:52:17,218 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:52:17,220 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:52:17,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:52:17 BoogieIcfgContainer [2021-11-07 01:52:17,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:52:17,253 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:52:17,253 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:52:17,254 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:52:17,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:51" (3/4) ... [2021-11-07 01:52:17,257 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:52:17,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:52:17,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:52:17,312 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:52:17,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:52:17,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:52:17,318 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:52:17,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:52:17,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:52:17,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:52:17,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-11-07 01:52:17,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:52:17,349 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-11-07 01:52:17,350 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-11-07 01:52:17,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,356 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-11-07 01:52:17,357 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,359 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-11-07 01:52:17,360 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:52:17,360 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,361 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:52:17,364 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,365 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,366 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,366 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:52:17,484 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:52:17,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:52:17,486 INFO L168 Benchmark]: Toolchain (without parser) took 30176.51 ms. Allocated memory was 73.4 MB in the beginning and 176.2 MB in the end (delta: 102.8 MB). Free memory was 54.1 MB in the beginning and 96.6 MB in the end (delta: -42.5 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,486 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:52:17,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.02 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 43.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.18 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 37.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,488 INFO L168 Benchmark]: Boogie Preprocessor took 90.16 ms. Allocated memory is still 73.4 MB. Free memory was 37.8 MB in the beginning and 33.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,489 INFO L168 Benchmark]: RCFGBuilder took 3149.28 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 33.6 MB in the beginning and 53.5 MB in the end (delta: -19.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,489 INFO L168 Benchmark]: TraceAbstraction took 25912.97 ms. Allocated memory was 88.1 MB in the beginning and 176.2 MB in the end (delta: 88.1 MB). Free memory was 53.0 MB in the beginning and 116.5 MB in the end (delta: -63.5 MB). Peak memory consumption was 94.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,490 INFO L168 Benchmark]: Witness Printer took 231.15 ms. Allocated memory is still 176.2 MB. Free memory was 116.5 MB in the beginning and 96.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:52:17,492 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 689.02 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 43.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.18 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 37.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.16 ms. Allocated memory is still 73.4 MB. Free memory was 37.8 MB in the beginning and 33.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3149.28 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 33.6 MB in the beginning and 53.5 MB in the end (delta: -19.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25912.97 ms. Allocated memory was 88.1 MB in the beginning and 176.2 MB in the end (delta: 88.1 MB). Free memory was 53.0 MB in the beginning and 116.5 MB in the end (delta: -63.5 MB). Peak memory consumption was 94.1 MB. Max. memory is 16.1 GB. * Witness Printer took 231.15 ms. Allocated memory is still 176.2 MB. Free memory was 116.5 MB in the beginning and 96.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 25.8s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1787 SDtfs, 2440 SDslu, 4242 SDs, 0 SdLazy, 582 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 751 GetRequests, 686 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=8, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2279 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 318 NumberOfFragments, 697 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1583107 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 92 FomulaSimplificationsInter, 141659 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 704 ConstructedInterpolants, 0 QuantifiedInterpolants, 1121 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2359 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-11-07 01:52:17,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a349d845-b5ca-4721-b17e-a5c6c5330f46/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE