./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c21e70d9ea27340857124f83eb5ec77ba8828195 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c21e70d9ea27340857124f83eb5ec77ba8828195 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:23,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:23,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:23,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:23,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:23,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:23,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:23,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:23,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:23,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:23,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:23,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:23,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:23,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:23,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:23,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:23,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:23,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:23,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:23,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:23,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:23,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:23,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:23,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:23,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:23,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:23,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:23,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:23,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:23,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:23,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:23,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:23,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:23,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:23,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:23,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:23,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:23,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:23,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:23,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:23,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:23,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:58:23,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:23,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:23,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:23,491 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:23,491 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:23,492 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:23,492 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:58:23,492 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:23,492 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:23,492 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:58:23,493 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:58:23,494 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:23,494 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:58:23,494 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:58:23,494 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:58:23,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:23,495 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:23,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:23,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:23,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:23,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:23,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:23,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:23,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:23,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:23,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:23,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:23,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:23,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:23,500 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:58:23,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:58:23,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:23,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:23,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:23,501 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c21e70d9ea27340857124f83eb5ec77ba8828195 [2021-10-13 06:58:23,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:23,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:23,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:23,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:23,839 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:23,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-13 06:58:23,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/0f93e965e/fac8fb7e07684bb2a9b0fe87cb637055/FLAGfd0b1712e [2021-10-13 06:58:24,450 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:24,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-13 06:58:24,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/0f93e965e/fac8fb7e07684bb2a9b0fe87cb637055/FLAGfd0b1712e [2021-10-13 06:58:24,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/0f93e965e/fac8fb7e07684bb2a9b0fe87cb637055 [2021-10-13 06:58:24,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:24,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:24,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:24,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:24,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:24,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:24" (1/1) ... [2021-10-13 06:58:24,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc7946f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:24, skipping insertion in model container [2021-10-13 06:58:24,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:24" (1/1) ... [2021-10-13 06:58:24,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:24,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:25,129 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-13 06:58:25,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:25,154 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-13 06:58:25,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79de3fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:25, skipping insertion in model container [2021-10-13 06:58:25,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:25,155 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:58:25,158 INFO L168 Benchmark]: Toolchain (without parser) took 390.26 ms. Allocated memory is still 113.2 MB. Free memory was 70.9 MB in the beginning and 84.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:25,159 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory was 88.3 MB in the beginning and 88.2 MB in the end (delta: 66.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:58:25,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.44 ms. Allocated memory is still 113.2 MB. Free memory was 70.7 MB in the beginning and 84.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:25,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory was 88.3 MB in the beginning and 88.2 MB in the end (delta: 66.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 387.44 ms. Allocated memory is still 113.2 MB. Free memory was 70.7 MB in the beginning and 84.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 273]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:27,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:27,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:27,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:27,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:27,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:27,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:27,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:27,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:27,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:27,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:27,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:27,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:27,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:27,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:27,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:27,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:27,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:27,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:27,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:27,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:27,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:27,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:27,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:27,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:27,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:27,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:27,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:27,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:27,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:27,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:27,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:27,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:27,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:27,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:27,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:27,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:27,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:27,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:27,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:27,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:27,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:58:27,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:27,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:27,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:27,688 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:27,689 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:27,689 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:27,689 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:27,690 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:27,690 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:27,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:27,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:27,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:27,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:27,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:27,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:27,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:27,694 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:27,694 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:58:27,695 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:58:27,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:27,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:27,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:27,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:27,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:27,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:58:27,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:27,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:27,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:27,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:27,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:27,698 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:58:27,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:27,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:27,699 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:27,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:27,699 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c21e70d9ea27340857124f83eb5ec77ba8828195 [2021-10-13 06:58:28,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:28,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:28,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:28,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:28,128 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:28,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-13 06:58:28,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/237373d18/2aa0dc108cf94ec591e4f4c4e39560a0/FLAG75bde812f [2021-10-13 06:58:28,862 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:28,863 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2021-10-13 06:58:28,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/237373d18/2aa0dc108cf94ec591e4f4c4e39560a0/FLAG75bde812f [2021-10-13 06:58:29,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/data/237373d18/2aa0dc108cf94ec591e4f4c4e39560a0 [2021-10-13 06:58:29,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:29,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:29,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:29,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:29,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:29,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b40ee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29, skipping insertion in model container [2021-10-13 06:58:29,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:29,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:29,602 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-13 06:58:29,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:29,644 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:58:29,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:29,750 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-13 06:58:29,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:29,775 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:58:29,859 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_2e4266bf-26d5-4797-ac82-ebf8fd417390/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c[16799,16812] [2021-10-13 06:58:29,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:29,880 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:58:29,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29 WrapperNode [2021-10-13 06:58:29,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:29,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:29,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:58:29,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:58:29,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:29,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:58:29,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:58:29,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:58:29,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:29,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:30,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:30,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:30,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:30,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:58:30,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:58:30,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:58:30,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:58:30,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (1/1) ... [2021-10-13 06:58:30,031 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:30,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:30,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:58:30,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:58:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:58:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:58:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:58:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:58:32,559 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:58:32,559 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-13 06:58:32,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:32 BoogieIcfgContainer [2021-10-13 06:58:32,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:58:32,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:58:32,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:58:32,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:58:32,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:58:29" (1/3) ... [2021-10-13 06:58:32,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73520a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:32, skipping insertion in model container [2021-10-13 06:58:32,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:29" (2/3) ... [2021-10-13 06:58:32,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73520a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:32, skipping insertion in model container [2021-10-13 06:58:32,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:32" (3/3) ... [2021-10-13 06:58:32,569 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2021-10-13 06:58:32,574 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:58:32,574 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:58:32,623 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:58:32,630 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, mConcurrency=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 [2021-10-13 06:58:32,630 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:58:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 127 states have (on average 1.5354330708661417) internal successors, (195), 130 states have internal predecessors, (195), 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) [2021-10-13 06:58:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:58:32,667 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:32,668 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:32,668 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:32,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:32,674 INFO L82 PathProgramCache]: Analyzing trace with hash 325683581, now seen corresponding path program 1 times [2021-10-13 06:58:32,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:32,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263803111] [2021-10-13 06:58:32,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:32,689 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:32,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:32,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:32,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:58:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:32,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:58:32,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:33,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:33,066 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:33,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263803111] [2021-10-13 06:58:33,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [263803111] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:33,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:33,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:58:33,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523321979] [2021-10-13 06:58:33,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:58:33,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:33,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:58:33,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:33,097 INFO L87 Difference]: Start difference. First operand has 131 states, 127 states have (on average 1.5354330708661417) internal successors, (195), 130 states have internal predecessors, (195), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 06:58:33,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:33,160 INFO L93 Difference]: Finished difference Result 256 states and 383 transitions. [2021-10-13 06:58:33,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:58:33,161 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-13 06:58:33,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:33,177 INFO L225 Difference]: With dead ends: 256 [2021-10-13 06:58:33,177 INFO L226 Difference]: Without dead ends: 127 [2021-10-13 06:58:33,181 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:33,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-13 06:58:33,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-13 06:58:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 124 states have (on average 1.4758064516129032) internal successors, (183), 126 states have internal predecessors, (183), 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) [2021-10-13 06:58:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 183 transitions. [2021-10-13 06:58:33,245 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 183 transitions. Word has length 16 [2021-10-13 06:58:33,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:33,246 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 183 transitions. [2021-10-13 06:58:33,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 06:58:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2021-10-13 06:58:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 06:58:33,251 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:33,251 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:33,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:33,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:33,469 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:33,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:33,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1302516555, now seen corresponding path program 1 times [2021-10-13 06:58:33,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:33,475 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [506349766] [2021-10-13 06:58:33,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:33,476 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:33,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:33,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:33,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:58:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:33,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:33,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:33,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:33,809 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:33,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [506349766] [2021-10-13 06:58:33,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [506349766] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:33,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:33,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:58:33,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253381957] [2021-10-13 06:58:33,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:33,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:33,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:33,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:33,813 INFO L87 Difference]: Start difference. First operand 127 states and 183 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-13 06:58:33,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:33,827 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-13 06:58:33,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:33,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-10-13 06:58:33,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:33,828 INFO L225 Difference]: With dead ends: 127 [2021-10-13 06:58:33,829 INFO L226 Difference]: Without dead ends: 53 [2021-10-13 06:58:33,830 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:33,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-13 06:58:33,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-13 06:58:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 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) [2021-10-13 06:58:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-13 06:58:33,836 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2021-10-13 06:58:33,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:33,836 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-13 06:58:33,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-13 06:58:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-13 06:58:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 06:58:33,838 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:33,838 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:33,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:34,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:34,052 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:34,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:34,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1189907750, now seen corresponding path program 1 times [2021-10-13 06:58:34,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:34,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263947571] [2021-10-13 06:58:34,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:34,054 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:34,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:34,060 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:34,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:58:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:34,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:34,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:34,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:34,446 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:34,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263947571] [2021-10-13 06:58:34,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263947571] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:34,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:34,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:58:34,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066465659] [2021-10-13 06:58:34,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:34,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:34,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:34,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:34,449 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 06:58:34,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:34,508 INFO L93 Difference]: Finished difference Result 170 states and 250 transitions. [2021-10-13 06:58:34,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:58:34,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 22 [2021-10-13 06:58:34,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:34,510 INFO L225 Difference]: With dead ends: 170 [2021-10-13 06:58:34,511 INFO L226 Difference]: Without dead ends: 123 [2021-10-13 06:58:34,511 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:34,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-10-13 06:58:34,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 72. [2021-10-13 06:58:34,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 71 states have (on average 1.4788732394366197) internal successors, (105), 71 states have internal predecessors, (105), 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) [2021-10-13 06:58:34,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 105 transitions. [2021-10-13 06:58:34,541 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 105 transitions. Word has length 22 [2021-10-13 06:58:34,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:34,541 INFO L470 AbstractCegarLoop]: Abstraction has 72 states and 105 transitions. [2021-10-13 06:58:34,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 06:58:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2021-10-13 06:58:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 06:58:34,543 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:34,543 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:34,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:34,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:34,756 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:34,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:34,756 INFO L82 PathProgramCache]: Analyzing trace with hash 752688312, now seen corresponding path program 1 times [2021-10-13 06:58:34,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:34,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186115079] [2021-10-13 06:58:34,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:34,758 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:34,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:34,759 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:34,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:58:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:34,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:34,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:35,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:35,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:35,106 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:35,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186115079] [2021-10-13 06:58:35,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186115079] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:35,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:35,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 06:58:35,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717099460] [2021-10-13 06:58:35,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:58:35,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:35,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:58:35,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:35,112 INFO L87 Difference]: Start difference. First operand 72 states and 105 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-13 06:58:35,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:35,182 INFO L93 Difference]: Finished difference Result 159 states and 234 transitions. [2021-10-13 06:58:35,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:35,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 [2021-10-13 06:58:35,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:35,187 INFO L225 Difference]: With dead ends: 159 [2021-10-13 06:58:35,188 INFO L226 Difference]: Without dead ends: 93 [2021-10-13 06:58:35,191 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:35,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-13 06:58:35,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-13 06:58:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4333333333333333) internal successors, (129), 90 states have internal predecessors, (129), 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) [2021-10-13 06:58:35,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2021-10-13 06:58:35,213 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 24 [2021-10-13 06:58:35,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:35,214 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2021-10-13 06:58:35,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-10-13 06:58:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2021-10-13 06:58:35,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 06:58:35,216 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:35,216 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:35,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:35,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:35,429 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:35,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:35,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1744683281, now seen corresponding path program 1 times [2021-10-13 06:58:35,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:35,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819902175] [2021-10-13 06:58:35,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:35,432 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:35,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:35,433 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:35,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:58:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:35,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:35,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:35,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:35,879 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:35,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1819902175] [2021-10-13 06:58:35,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1819902175] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:35,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:35,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 06:58:35,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582440464] [2021-10-13 06:58:35,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:35,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:35,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:35,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:35,882 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 06:58:36,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:36,038 INFO L93 Difference]: Finished difference Result 440 states and 638 transitions. [2021-10-13 06:58:36,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:58:36,038 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-13 06:58:36,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:36,041 INFO L225 Difference]: With dead ends: 440 [2021-10-13 06:58:36,042 INFO L226 Difference]: Without dead ends: 355 [2021-10-13 06:58:36,042 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 45.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:58:36,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2021-10-13 06:58:36,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 168. [2021-10-13 06:58:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 167 states have (on average 1.4131736526946108) internal successors, (236), 167 states have internal predecessors, (236), 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) [2021-10-13 06:58:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2021-10-13 06:58:36,066 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 25 [2021-10-13 06:58:36,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:36,067 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2021-10-13 06:58:36,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 06:58:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2021-10-13 06:58:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 06:58:36,069 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:36,069 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:36,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:36,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:36,286 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:36,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:36,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1948490375, now seen corresponding path program 1 times [2021-10-13 06:58:36,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:36,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182166250] [2021-10-13 06:58:36,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:36,287 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:36,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:36,288 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:36,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 06:58:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:36,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:36,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:36,603 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:36,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:36,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182166250] [2021-10-13 06:58:36,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182166250] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:36,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:36,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:36,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249577942] [2021-10-13 06:58:36,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:36,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:36,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:36,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:36,678 INFO L87 Difference]: Start difference. First operand 168 states and 236 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-10-13 06:58:36,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:36,875 INFO L93 Difference]: Finished difference Result 478 states and 675 transitions. [2021-10-13 06:58:36,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 06:58:36,876 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 26 [2021-10-13 06:58:36,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:36,879 INFO L225 Difference]: With dead ends: 478 [2021-10-13 06:58:36,879 INFO L226 Difference]: Without dead ends: 476 [2021-10-13 06:58:36,880 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 45.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:58:36,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2021-10-13 06:58:36,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 168. [2021-10-13 06:58:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 167 states have (on average 1.401197604790419) internal successors, (234), 167 states have internal predecessors, (234), 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) [2021-10-13 06:58:36,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 234 transitions. [2021-10-13 06:58:36,903 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 234 transitions. Word has length 26 [2021-10-13 06:58:36,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:36,904 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 234 transitions. [2021-10-13 06:58:36,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-10-13 06:58:36,904 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 234 transitions. [2021-10-13 06:58:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:36,906 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:36,906 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:36,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:37,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:37,119 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:37,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:37,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1292268752, now seen corresponding path program 1 times [2021-10-13 06:58:37,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:37,121 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278946903] [2021-10-13 06:58:37,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:37,121 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:37,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:37,122 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:37,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 06:58:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:37,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:37,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:37,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:37,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:37,639 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:37,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278946903] [2021-10-13 06:58:37,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278946903] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:37,640 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:37,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:58:37,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060277250] [2021-10-13 06:58:37,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:37,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:37,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:37,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:37,642 INFO L87 Difference]: Start difference. First operand 168 states and 234 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) [2021-10-13 06:58:37,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:37,726 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2021-10-13 06:58:37,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:58:37,726 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 34 [2021-10-13 06:58:37,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:37,730 INFO L225 Difference]: With dead ends: 624 [2021-10-13 06:58:37,730 INFO L226 Difference]: Without dead ends: 462 [2021-10-13 06:58:37,731 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:37,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2021-10-13 06:58:37,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 452. [2021-10-13 06:58:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 451 states have (on average 1.370288248337029) internal successors, (618), 451 states have internal predecessors, (618), 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) [2021-10-13 06:58:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 618 transitions. [2021-10-13 06:58:37,801 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 618 transitions. Word has length 34 [2021-10-13 06:58:37,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:37,802 INFO L470 AbstractCegarLoop]: Abstraction has 452 states and 618 transitions. [2021-10-13 06:58:37,802 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) [2021-10-13 06:58:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 618 transitions. [2021-10-13 06:58:37,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:37,804 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:37,805 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:37,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:38,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:38,019 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:38,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:38,019 INFO L82 PathProgramCache]: Analyzing trace with hash -12405074, now seen corresponding path program 1 times [2021-10-13 06:58:38,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:38,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246740807] [2021-10-13 06:58:38,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:38,020 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:38,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:38,022 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:38,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 06:58:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:38,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:38,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:38,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:38,493 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:38,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1246740807] [2021-10-13 06:58:38,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1246740807] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:38,494 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:38,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:38,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534619609] [2021-10-13 06:58:38,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:38,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:38,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:38,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:38,497 INFO L87 Difference]: Start difference. First operand 452 states and 618 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) [2021-10-13 06:58:38,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:38,683 INFO L93 Difference]: Finished difference Result 1370 states and 1852 transitions. [2021-10-13 06:58:38,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:58:38,684 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 [2021-10-13 06:58:38,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:38,690 INFO L225 Difference]: With dead ends: 1370 [2021-10-13 06:58:38,691 INFO L226 Difference]: Without dead ends: 924 [2021-10-13 06:58:38,692 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:38,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2021-10-13 06:58:38,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 482. [2021-10-13 06:58:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 481 states have (on average 1.3471933471933473) internal successors, (648), 481 states have internal predecessors, (648), 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) [2021-10-13 06:58:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 648 transitions. [2021-10-13 06:58:38,767 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 648 transitions. Word has length 34 [2021-10-13 06:58:38,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:38,767 INFO L470 AbstractCegarLoop]: Abstraction has 482 states and 648 transitions. [2021-10-13 06:58:38,768 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) [2021-10-13 06:58:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 648 transitions. [2021-10-13 06:58:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:58:38,769 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:38,770 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:38,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:38,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:38,983 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:38,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:38,984 INFO L82 PathProgramCache]: Analyzing trace with hash -599211088, now seen corresponding path program 1 times [2021-10-13 06:58:38,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:38,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36741160] [2021-10-13 06:58:38,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:38,985 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:38,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:38,986 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:38,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 06:58:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:39,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:58:39,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:39,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:39,460 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:39,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36741160] [2021-10-13 06:58:39,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [36741160] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:39,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:39,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 06:58:39,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049949015] [2021-10-13 06:58:39,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:39,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:39,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:39,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:39,463 INFO L87 Difference]: Start difference. First operand 482 states and 648 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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) [2021-10-13 06:58:39,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:39,601 INFO L93 Difference]: Finished difference Result 1155 states and 1547 transitions. [2021-10-13 06:58:39,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:58:39,602 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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 34 [2021-10-13 06:58:39,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:39,607 INFO L225 Difference]: With dead ends: 1155 [2021-10-13 06:58:39,607 INFO L226 Difference]: Without dead ends: 679 [2021-10-13 06:58:39,608 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 26.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:39,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2021-10-13 06:58:39,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 328. [2021-10-13 06:58:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 1.342507645259939) internal successors, (439), 327 states have internal predecessors, (439), 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) [2021-10-13 06:58:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 439 transitions. [2021-10-13 06:58:39,656 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 439 transitions. Word has length 34 [2021-10-13 06:58:39,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:39,657 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 439 transitions. [2021-10-13 06:58:39,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 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) [2021-10-13 06:58:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 439 transitions. [2021-10-13 06:58:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 06:58:39,658 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:39,659 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:39,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:39,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:39,872 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:39,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:39,872 INFO L82 PathProgramCache]: Analyzing trace with hash -362639056, now seen corresponding path program 1 times [2021-10-13 06:58:39,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:39,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1147173440] [2021-10-13 06:58:39,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:39,873 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:39,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:39,874 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:39,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 06:58:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:40,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:40,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:40,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:40,487 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:40,487 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1147173440] [2021-10-13 06:58:40,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1147173440] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:40,487 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:40,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 06:58:40,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807970700] [2021-10-13 06:58:40,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 06:58:40,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:40,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 06:58:40,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:58:40,489 INFO L87 Difference]: Start difference. First operand 328 states and 439 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 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) [2021-10-13 06:58:42,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:42,371 INFO L93 Difference]: Finished difference Result 1604 states and 2116 transitions. [2021-10-13 06:58:42,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-13 06:58:42,372 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 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 35 [2021-10-13 06:58:42,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:42,379 INFO L225 Difference]: With dead ends: 1604 [2021-10-13 06:58:42,380 INFO L226 Difference]: Without dead ends: 1282 [2021-10-13 06:58:42,382 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 207.8ms TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-13 06:58:42,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2021-10-13 06:58:42,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 328. [2021-10-13 06:58:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 1.3180428134556574) internal successors, (431), 327 states have internal predecessors, (431), 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) [2021-10-13 06:58:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 431 transitions. [2021-10-13 06:58:42,437 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 431 transitions. Word has length 35 [2021-10-13 06:58:42,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:42,437 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 431 transitions. [2021-10-13 06:58:42,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 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) [2021-10-13 06:58:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 431 transitions. [2021-10-13 06:58:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 06:58:42,439 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:42,440 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:42,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:42,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:42,654 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:42,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:42,655 INFO L82 PathProgramCache]: Analyzing trace with hash 653132802, now seen corresponding path program 1 times [2021-10-13 06:58:42,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:42,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2045207274] [2021-10-13 06:58:42,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:42,656 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:42,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:42,657 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:42,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-13 06:58:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:43,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:43,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 06:58:43,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 06:58:43,364 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:43,364 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2045207274] [2021-10-13 06:58:43,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2045207274] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:43,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:43,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 06:58:43,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646698058] [2021-10-13 06:58:43,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 06:58:43,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:43,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 06:58:43,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:58:43,367 INFO L87 Difference]: Start difference. First operand 328 states and 431 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 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) [2021-10-13 06:58:45,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:45,388 INFO L93 Difference]: Finished difference Result 1292 states and 1687 transitions. [2021-10-13 06:58:45,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-13 06:58:45,389 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 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 54 [2021-10-13 06:58:45,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:45,390 INFO L225 Difference]: With dead ends: 1292 [2021-10-13 06:58:45,390 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:58:45,393 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 221.3ms TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-13 06:58:45,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:58:45,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:58:45,393 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) [2021-10-13 06:58:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:58:45,394 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-10-13 06:58:45,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:45,395 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:58:45,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 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) [2021-10-13 06:58:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:58:45,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:58:45,399 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:45,399 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:45,400 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:45,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:45,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:45,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:58:45,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:45,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:45,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:45,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:45,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:46,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:47,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:48,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:48,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:48,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:49,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:49,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:49,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:49,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:50,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:05,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,732 INFO L853 garLoopResultBuilder]: At program point L961(lines 1 972) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,732 INFO L853 garLoopResultBuilder]: At program point L137(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,733 INFO L853 garLoopResultBuilder]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-13 06:59:05,733 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-13 06:59:05,733 INFO L853 garLoopResultBuilder]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-13 06:59:05,733 INFO L853 garLoopResultBuilder]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-13 06:59:05,734 INFO L853 garLoopResultBuilder]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-13 06:59:05,734 INFO L853 garLoopResultBuilder]: At program point L930(lines 879 931) the Hoare annotation is: false [2021-10-13 06:59:05,734 INFO L853 garLoopResultBuilder]: At program point L204(lines 200 206) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,736 INFO L857 garLoopResultBuilder]: For program point L865(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,737 INFO L857 garLoopResultBuilder]: For program point L865-1(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,737 INFO L857 garLoopResultBuilder]: For program point L865-2(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,737 INFO L853 garLoopResultBuilder]: At program point L833(lines 818 836) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,737 INFO L853 garLoopResultBuilder]: At program point L833-1(lines 818 836) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-13 06:59:05,737 INFO L853 garLoopResultBuilder]: At program point L833-2(lines 818 836) the Hoare annotation is: false [2021-10-13 06:59:05,737 INFO L853 garLoopResultBuilder]: At program point L833-3(lines 818 836) the Hoare annotation is: false [2021-10-13 06:59:05,739 INFO L853 garLoopResultBuilder]: At program point L833-4(lines 818 836) the Hoare annotation is: false [2021-10-13 06:59:05,739 INFO L853 garLoopResultBuilder]: At program point L833-5(lines 818 836) the Hoare annotation is: false [2021-10-13 06:59:05,739 INFO L857 garLoopResultBuilder]: For program point L900(lines 900 906) no Hoare annotation was computed. [2021-10-13 06:59:05,739 INFO L853 garLoopResultBuilder]: At program point L900-1(lines 900 906) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-13 06:59:05,739 INFO L860 garLoopResultBuilder]: At program point L240(lines 221 243) the Hoare annotation is: true [2021-10-13 06:59:05,739 INFO L853 garLoopResultBuilder]: At program point L769(lines 762 772) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-10-13 06:59:05,740 INFO L853 garLoopResultBuilder]: At program point L769-1(lines 762 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,740 INFO L853 garLoopResultBuilder]: At program point L769-2(lines 762 772) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-13 06:59:05,740 INFO L853 garLoopResultBuilder]: At program point L769-3(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,740 INFO L853 garLoopResultBuilder]: At program point L769-4(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,740 INFO L853 garLoopResultBuilder]: At program point L769-5(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,741 INFO L853 garLoopResultBuilder]: At program point L769-6(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,742 INFO L853 garLoopResultBuilder]: At program point L769-7(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,742 INFO L853 garLoopResultBuilder]: At program point L769-8(lines 762 772) the Hoare annotation is: false [2021-10-13 06:59:05,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,742 INFO L853 garLoopResultBuilder]: At program point L969(lines 964 972) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,742 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-13 06:59:05,742 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 725) no Hoare annotation was computed. [2021-10-13 06:59:05,743 INFO L857 garLoopResultBuilder]: For program point L708-1(lines 708 725) no Hoare annotation was computed. [2021-10-13 06:59:05,743 INFO L857 garLoopResultBuilder]: For program point L708-2(lines 708 725) no Hoare annotation was computed. [2021-10-13 06:59:05,743 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 847) no Hoare annotation was computed. [2021-10-13 06:59:05,743 INFO L853 garLoopResultBuilder]: At program point L841-1(lines 841 847) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744-4(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744-6(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744-8(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L744-10(lines 744 750) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L857 garLoopResultBuilder]: For program point L910(lines 910 925) no Hoare annotation was computed. [2021-10-13 06:59:05,744 INFO L853 garLoopResultBuilder]: At program point L778(lines 773 781) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,745 INFO L853 garLoopResultBuilder]: At program point L778-1(lines 773 781) the Hoare annotation is: false [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 720) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L853 garLoopResultBuilder]: At program point L778-2(lines 773 781) the Hoare annotation is: false [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L712-1(lines 712 720) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L712-2(lines 712 720) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L682(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L682-1(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,745 INFO L857 garLoopResultBuilder]: For program point L682-2(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L682-3(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L682-4(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L682-5(lines 682 699) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L881(lines 880 929) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:59:05,746 INFO L853 garLoopResultBuilder]: At program point L650(lines 649 668) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-13 06:59:05,746 INFO L857 garLoopResultBuilder]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L853 garLoopResultBuilder]: At program point L650-2(lines 649 668) the Hoare annotation is: false [2021-10-13 06:59:05,747 INFO L853 garLoopResultBuilder]: At program point L650-3(lines 649 668) the Hoare annotation is: false [2021-10-13 06:59:05,747 INFO L853 garLoopResultBuilder]: At program point L155-2(lines 155 169) the Hoare annotation is: false [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L882(lines 882 886) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L686(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L686-1(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L686-2(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,747 INFO L857 garLoopResultBuilder]: For program point L686-3(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,748 INFO L857 garLoopResultBuilder]: For program point L686-4(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,748 INFO L857 garLoopResultBuilder]: For program point L686-5(lines 686 694) no Hoare annotation was computed. [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,748 INFO L857 garLoopResultBuilder]: For program point L918(lines 918 924) no Hoare annotation was computed. [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,748 INFO L853 garLoopResultBuilder]: At program point L918-1(lines 650 656) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-13 06:59:05,749 INFO L853 garLoopResultBuilder]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,749 INFO L853 garLoopResultBuilder]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,749 INFO L853 garLoopResultBuilder]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,749 INFO L853 garLoopResultBuilder]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,749 INFO L853 garLoopResultBuilder]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point L621(lines 621 634) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L853 garLoopResultBuilder]: At program point L621-1(lines 1 972) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point L621-2(lines 621 634) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 1 972) the Hoare annotation is: false [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point L621-4(lines 621 634) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L853 garLoopResultBuilder]: At program point L621-5(lines 1 972) the Hoare annotation is: false [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point L159(lines 159 163) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point L159-1(lines 650 656) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:59:05,750 INFO L853 garLoopResultBuilder]: At program point L657(lines 657 663) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-10-13 06:59:05,750 INFO L853 garLoopResultBuilder]: At program point L657-1(lines 657 663) the Hoare annotation is: false [2021-10-13 06:59:05,751 INFO L853 garLoopResultBuilder]: At program point L657-2(lines 657 663) the Hoare annotation is: false [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L625(lines 625 631) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L625-2(lines 625 631) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L625-4(lines 625 631) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 896) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L853 garLoopResultBuilder]: At program point L890-1(lines 890 896) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 238) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L860 garLoopResultBuilder]: At program point L231-1(lines 231 238) the Hoare annotation is: true [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,751 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,752 INFO L857 garLoopResultBuilder]: For program point L827-2(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,755 INFO L857 garLoopResultBuilder]: For program point L827-3(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,756 INFO L857 garLoopResultBuilder]: For program point L827-5(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-6(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-8(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-9(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-11(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-12(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-14(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-15(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,765 INFO L857 garLoopResultBuilder]: For program point L827-17(lines 827 831) no Hoare annotation was computed. [2021-10-13 06:59:05,769 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:59:05,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:59:05 BoogieIcfgContainer [2021-10-13 06:59:05,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:59:05,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:59:05,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:59:05,808 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:59:05,808 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:32" (3/4) ... [2021-10-13 06:59:05,811 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:59:05,833 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 06:59:05,834 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 06:59:05,835 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 06:59:05,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 06:59:05,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 06:59:05,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:59:05,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:59:05,870 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,871 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,873 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,875 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,875 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-10-13 06:59:05,876 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-13 06:59:05,877 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-13 06:59:05,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-13 06:59:05,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-13 06:59:05,887 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-13 06:59:05,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-13 06:59:05,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-13 06:59:05,959 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:59:05,959 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:59:05,961 INFO L168 Benchmark]: Toolchain (without parser) took 36811.85 ms. Allocated memory was 67.1 MB in the beginning and 291.5 MB in the end (delta: 224.4 MB). Free memory was 48.4 MB in the beginning and 189.4 MB in the end (delta: -141.0 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,961 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:59:05,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.58 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 37.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.32 ms. Allocated memory is still 67.1 MB. Free memory was 37.0 MB in the beginning and 33.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,963 INFO L168 Benchmark]: Boogie Preprocessor took 72.67 ms. Allocated memory is still 67.1 MB. Free memory was 33.1 MB in the beginning and 30.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,963 INFO L168 Benchmark]: RCFGBuilder took 2537.43 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 30.0 MB in the beginning and 39.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,964 INFO L168 Benchmark]: TraceAbstraction took 33243.97 ms. Allocated memory was 81.8 MB in the beginning and 291.5 MB in the end (delta: 209.7 MB). Free memory was 39.4 MB in the beginning and 199.9 MB in the end (delta: -160.5 MB). Peak memory consumption was 159.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,964 INFO L168 Benchmark]: Witness Printer took 151.83 ms. Allocated memory is still 291.5 MB. Free memory was 199.9 MB in the beginning and 189.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:05,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 731.58 ms. Allocated memory is still 67.1 MB. Free memory was 48.3 MB in the beginning and 37.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.32 ms. Allocated memory is still 67.1 MB. Free memory was 37.0 MB in the beginning and 33.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.67 ms. Allocated memory is still 67.1 MB. Free memory was 33.1 MB in the beginning and 30.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2537.43 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 30.0 MB in the beginning and 39.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 33243.97 ms. Allocated memory was 81.8 MB in the beginning and 291.5 MB in the end (delta: 209.7 MB). Free memory was 39.4 MB in the beginning and 199.9 MB in the end (delta: -160.5 MB). Peak memory consumption was 159.2 MB. Max. memory is 16.1 GB. * Witness Printer took 151.83 ms. Allocated memory is still 291.5 MB. Free memory was 199.9 MB in the beginning and 189.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 865]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 865]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 865]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 131 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 33147.3ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 37.0ms, AutomataDifference: 4983.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 20115.3ms, InitialAbstractionConstructionTime: 15.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1387 SDtfs, 2525 SDslu, 3501 SDs, 0 SdLazy, 461 SolverSat, 101 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3294.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 674 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 611.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=482occurred in iteration=8, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 400.2ms AutomataMinimizationTime, 11 MinimizatonAttempts, 2305 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 503 NumberOfFragments, 697 HoareAnnotationTreeSize, 56 FomulaSimplifications, 3853231 FormulaSimplificationTreeSizeReduction, 5784.5ms HoareSimplificationTime, 56 FomulaSimplificationsInter, 1956150 FormulaSimplificationTreeSizeReductionInter, 14308.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 231.5ms SsaConstructionTime, 1342.8ms SatisfiabilityAnalysisTime, 2417.2ms InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 620 ConstructedInterpolants, 0 QuantifiedInterpolants, 984 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2298 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: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) RESULT: Ultimate proved your program to be correct! [2021-10-13 06:59:06,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4266bf-26d5-4797-ac82-ebf8fd417390/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...