./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.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_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/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_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/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_6e644353-88ac-4626-92d1-84808c719aef/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 9558026aa74bc39759eb2664747acd02f73fafe3 ............................................................................................................................................ 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_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/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_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/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_6e644353-88ac-4626-92d1-84808c719aef/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 9558026aa74bc39759eb2664747acd02f73fafe3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 07:29:25,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:29:25,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:29:25,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:29:25,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:29:25,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:29:25,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:29:25,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:29:25,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:29:25,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:29:25,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:29:25,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:29:25,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:29:25,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:29:25,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:29:25,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:29:25,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:29:25,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:29:25,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:29:25,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:29:25,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:29:25,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:29:25,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:29:25,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:29:25,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:29:25,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:29:25,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:29:25,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:29:25,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:29:25,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:29:25,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:29:25,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:29:25,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:29:25,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:29:25,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:29:25,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:29:25,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:29:25,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:29:25,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:29:25,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:29:25,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:29:25,280 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:29:25,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:29:25,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:29:25,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:29:25,306 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:29:25,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:29:25,307 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:29:25,307 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:29:25,307 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:29:25,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:29:25,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:29:25,308 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:29:25,308 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:29:25,308 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:29:25,308 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:29:25,309 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:29:25,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:29:25,310 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:29:25,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:29:25,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:29:25,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:29:25,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:29:25,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:29:25,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:29:25,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:29:25,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:29:25,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:29:25,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:29:25,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:29:25,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:29:25,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:29:25,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:29:25,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:29:25,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:29:25,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:29:25,314 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:29:25,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:29:25,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:29:25,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:29:25,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:29:25,316 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_6e644353-88ac-4626-92d1-84808c719aef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9558026aa74bc39759eb2664747acd02f73fafe3 [2021-10-13 07:29:25,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:29:25,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:29:25,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:29:25,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:29:25,656 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:29:25,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-10-13 07:29:25,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/506e9770f/0fafe2a70a0b494d80076cb4cea88ae3/FLAGcad7aedd2 [2021-10-13 07:29:26,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:29:26,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-10-13 07:29:26,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/506e9770f/0fafe2a70a0b494d80076cb4cea88ae3/FLAGcad7aedd2 [2021-10-13 07:29:26,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/506e9770f/0fafe2a70a0b494d80076cb4cea88ae3 [2021-10-13 07:29:26,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:29:26,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:29:26,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:29:26,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:29:26,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:29:26,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:29:26" (1/1) ... [2021-10-13 07:29:26,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24532897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:26, skipping insertion in model container [2021-10-13 07:29:26,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:29:26" (1/1) ... [2021-10-13 07:29:26,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:29:26,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:29:26,888 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_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7057,7070] [2021-10-13 07:29:26,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:29:26,963 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 07:29:26,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a73d5ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:26, skipping insertion in model container [2021-10-13 07:29:26,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:29:26,964 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:29:26,966 INFO L168 Benchmark]: Toolchain (without parser) took 394.26 ms. Allocated memory is still 90.2 MB. Free memory was 69.3 MB in the beginning and 62.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:29:26,967 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 65.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:29:26,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.66 ms. Allocated memory is still 90.2 MB. Free memory was 69.1 MB in the beginning and 62.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:29:26,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 65.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 391.66 ms. Allocated memory is still 90.2 MB. Free memory was 69.1 MB in the beginning and 62.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 670]: 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 07:29:29,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:29:29,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:29:29,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:29:29,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:29:29,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:29:29,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:29:29,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:29:29,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:29:29,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:29:29,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:29:29,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:29:29,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:29:29,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:29:29,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:29:29,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:29:29,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:29:29,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:29:29,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:29:29,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:29:29,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:29:29,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:29:29,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:29:29,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:29:29,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:29:29,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:29:29,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:29:29,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:29:29,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:29:29,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:29:29,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:29:29,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:29:29,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:29:29,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:29:29,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:29:29,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:29:29,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:29:29,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:29:29,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:29:29,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:29:29,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:29:29,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:29:29,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:29:29,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:29:29,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:29:29,469 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:29:29,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:29:29,469 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:29:29,469 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:29:29,470 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:29:29,470 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:29:29,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:29:29,471 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:29:29,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:29:29,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:29:29,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:29:29,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:29:29,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:29:29,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:29:29,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:29:29,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:29:29,473 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:29:29,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:29:29,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:29:29,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:29:29,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:29:29,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:29:29,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:29:29,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:29:29,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:29:29,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:29:29,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:29:29,476 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:29:29,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:29:29,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:29:29,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:29:29,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:29:29,477 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_6e644353-88ac-4626-92d1-84808c719aef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9558026aa74bc39759eb2664747acd02f73fafe3 [2021-10-13 07:29:29,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:29:29,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:29:29,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:29:29,847 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:29:29,848 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:29:29,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-10-13 07:29:29,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/2ccaae087/88f1dc025f3e45d395058b81a52d03ee/FLAGbde40d790 [2021-10-13 07:29:30,491 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:29:30,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-10-13 07:29:30,516 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/2ccaae087/88f1dc025f3e45d395058b81a52d03ee/FLAGbde40d790 [2021-10-13 07:29:30,807 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/data/2ccaae087/88f1dc025f3e45d395058b81a52d03ee [2021-10-13 07:29:30,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:29:30,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:29:30,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:29:30,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:29:30,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:29:30,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:29:30" (1/1) ... [2021-10-13 07:29:30,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a88ad82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:30, skipping insertion in model container [2021-10-13 07:29:30,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:29:30" (1/1) ... [2021-10-13 07:29:30,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:29:30,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:29:31,156 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_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7057,7070] [2021-10-13 07:29:31,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:29:31,314 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:29:31,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:29:31,396 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_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7057,7070] [2021-10-13 07:29:31,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:29:31,480 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:29:31,539 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_6e644353-88ac-4626-92d1-84808c719aef/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7057,7070] [2021-10-13 07:29:31,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:29:31,615 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:29:31,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31 WrapperNode [2021-10-13 07:29:31,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:29:31,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:29:31,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:29:31,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:29:31,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:29:31,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:29:31,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:29:31,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:29:31,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:29:31,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:29:31,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:29:31,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:29:31,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (1/1) ... [2021-10-13 07:29:31,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:29:31,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:29:31,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:29:31,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:29:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:29:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:29:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:29:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:29:34,618 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:29:34,632 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-10-13 07:29:34,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:34 BoogieIcfgContainer [2021-10-13 07:29:34,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:29:34,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:29:34,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:29:34,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:29:34,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:29:30" (1/3) ... [2021-10-13 07:29:34,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e205bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:29:34, skipping insertion in model container [2021-10-13 07:29:34,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:31" (2/3) ... [2021-10-13 07:29:34,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e205bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:29:34, skipping insertion in model container [2021-10-13 07:29:34,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:34" (3/3) ... [2021-10-13 07:29:34,644 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2021-10-13 07:29:34,649 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:29:34,654 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:29:34,761 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:29:34,769 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 07:29:34,771 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:29:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 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 07:29:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 07:29:34,815 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:34,816 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:34,817 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 07:29:34,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:34,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1389216571, now seen corresponding path program 1 times [2021-10-13 07:29:34,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:34,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873890895] [2021-10-13 07:29:34,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:34,847 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:34,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:34,851 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:34,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:29:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:35,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:29:35,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:35,192 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 07:29:35,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:35,265 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 07:29:35,266 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:35,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873890895] [2021-10-13 07:29:35,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873890895] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:35,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:35,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:29:35,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54260851] [2021-10-13 07:29:35,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:29:35,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:35,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:29:35,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:29:35,301 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:35,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:35,369 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-10-13 07:29:35,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:29:35,371 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-13 07:29:35,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:35,388 INFO L225 Difference]: With dead ends: 456 [2021-10-13 07:29:35,388 INFO L226 Difference]: Without dead ends: 227 [2021-10-13 07:29:35,393 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 07:29:35,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-13 07:29:35,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-13 07:29:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 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 07:29:35,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-10-13 07:29:35,475 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-10-13 07:29:35,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:35,475 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-10-13 07:29:35,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:35,476 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-10-13 07:29:35,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 07:29:35,479 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:35,479 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:35,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:35,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:35,694 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 07:29:35,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:35,695 INFO L82 PathProgramCache]: Analyzing trace with hash 478185818, now seen corresponding path program 1 times [2021-10-13 07:29:35,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:35,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707282155] [2021-10-13 07:29:35,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:35,696 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:35,697 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:35,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:29:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:35,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:29:35,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:36,030 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 07:29:36,030 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:36,123 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 07:29:36,123 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:36,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707282155] [2021-10-13 07:29:36,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1707282155] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:36,124 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:36,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:29:36,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964013798] [2021-10-13 07:29:36,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:29:36,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:36,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:29:36,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:29:36,134 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:36,168 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-10-13 07:29:36,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:29:36,169 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 07:29:36,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:36,171 INFO L225 Difference]: With dead ends: 227 [2021-10-13 07:29:36,171 INFO L226 Difference]: Without dead ends: 85 [2021-10-13 07:29:36,172 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:29:36,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-13 07:29:36,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-13 07:29:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-13 07:29:36,194 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-13 07:29:36,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:36,194 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-13 07:29:36,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-13 07:29:36,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:29:36,196 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:36,196 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 07:29:36,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:36,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:36,407 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 07:29:36,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:36,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1017898692, now seen corresponding path program 1 times [2021-10-13 07:29:36,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:36,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [645327929] [2021-10-13 07:29:36,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:36,410 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:36,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:36,411 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:36,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:29:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:36,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:29:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:36,733 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 07:29:36,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:36,813 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 07:29:36,813 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:36,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [645327929] [2021-10-13 07:29:36,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [645327929] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:36,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:36,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 07:29:36,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200214466] [2021-10-13 07:29:36,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:29:36,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:36,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:29:36,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:29:36,817 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:36,845 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-10-13 07:29:36,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:29:36,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 07:29:36,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:36,847 INFO L225 Difference]: With dead ends: 164 [2021-10-13 07:29:36,849 INFO L226 Difference]: Without dead ends: 85 [2021-10-13 07:29:36,850 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:29:36,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-13 07:29:36,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-13 07:29:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-13 07:29:36,863 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-13 07:29:36,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:36,864 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-13 07:29:36,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-13 07:29:36,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 07:29:36,871 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:36,872 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] [2021-10-13 07:29:36,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:37,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:37,084 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 07:29:37,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:37,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1367117657, now seen corresponding path program 1 times [2021-10-13 07:29:37,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:37,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909834868] [2021-10-13 07:29:37,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:37,089 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:37,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:37,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:37,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:29:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:37,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:29:37,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:37,370 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 07:29:37,371 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:29:37,428 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:37,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909834868] [2021-10-13 07:29:37,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909834868] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:37,429 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:37,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 07:29:37,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299246305] [2021-10-13 07:29:37,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 07:29:37,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:37,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 07:29:37,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:29:37,431 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:37,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:37,509 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-10-13 07:29:37,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:29:37,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-13 07:29:37,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:37,511 INFO L225 Difference]: With dead ends: 172 [2021-10-13 07:29:37,511 INFO L226 Difference]: Without dead ends: 93 [2021-10-13 07:29:37,513 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:29:37,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-13 07:29:37,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-13 07:29:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 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 07:29:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-10-13 07:29:37,525 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-10-13 07:29:37,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:37,525 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-10-13 07:29:37,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-10-13 07:29:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 07:29:37,528 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:37,528 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] [2021-10-13 07:29:37,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:37,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:37,737 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 07:29:37,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:37,738 INFO L82 PathProgramCache]: Analyzing trace with hash 166613997, now seen corresponding path program 1 times [2021-10-13 07:29:37,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:37,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587582521] [2021-10-13 07:29:37,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:37,739 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:37,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:37,740 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:37,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:29:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:37,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:29:37,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:38,113 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 07:29:38,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:38,253 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 07:29:38,254 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:38,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587582521] [2021-10-13 07:29:38,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587582521] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:38,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:38,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-13 07:29:38,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618226690] [2021-10-13 07:29:38,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:29:38,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:38,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:29:38,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:29:38,263 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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 07:29:38,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:38,755 INFO L93 Difference]: Finished difference Result 1039 states and 1501 transitions. [2021-10-13 07:29:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-13 07:29:38,756 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 07:29:38,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:38,764 INFO L225 Difference]: With dead ends: 1039 [2021-10-13 07:29:38,764 INFO L226 Difference]: Without dead ends: 954 [2021-10-13 07:29:38,766 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 141.9ms TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-10-13 07:29:38,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2021-10-13 07:29:38,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 217. [2021-10-13 07:29:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.4027777777777777) internal successors, (303), 216 states have internal predecessors, (303), 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 07:29:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 303 transitions. [2021-10-13 07:29:38,823 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 303 transitions. Word has length 33 [2021-10-13 07:29:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:38,824 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 303 transitions. [2021-10-13 07:29:38,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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 07:29:38,824 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2021-10-13 07:29:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 07:29:38,828 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:38,829 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 07:29:38,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:39,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:39,048 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 07:29:39,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:39,049 INFO L82 PathProgramCache]: Analyzing trace with hash 312792685, now seen corresponding path program 1 times [2021-10-13 07:29:39,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:39,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2091247894] [2021-10-13 07:29:39,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:39,050 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:39,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:39,051 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:39,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 07:29:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:39,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:29:39,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:39,388 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 07:29:39,388 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:39,461 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 07:29:39,462 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:39,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2091247894] [2021-10-13 07:29:39,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2091247894] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:39,463 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:39,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 07:29:39,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423475118] [2021-10-13 07:29:39,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:29:39,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:39,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:29:39,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:29:39,467 INFO L87 Difference]: Start difference. First operand 217 states and 303 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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 07:29:39,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:39,586 INFO L93 Difference]: Finished difference Result 685 states and 963 transitions. [2021-10-13 07:29:39,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:29:39,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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 07:29:39,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:39,590 INFO L225 Difference]: With dead ends: 685 [2021-10-13 07:29:39,591 INFO L226 Difference]: Without dead ends: 522 [2021-10-13 07:29:39,592 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:29:39,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-10-13 07:29:39,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 223. [2021-10-13 07:29:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.3783783783783783) internal successors, (306), 222 states have internal predecessors, (306), 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 07:29:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 306 transitions. [2021-10-13 07:29:39,629 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 306 transitions. Word has length 34 [2021-10-13 07:29:39,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:39,631 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 306 transitions. [2021-10-13 07:29:39,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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 07:29:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 306 transitions. [2021-10-13 07:29:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 07:29:39,634 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:39,635 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 07:29:39,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:39,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:39,848 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 07:29:39,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:39,849 INFO L82 PathProgramCache]: Analyzing trace with hash 570958123, now seen corresponding path program 1 times [2021-10-13 07:29:39,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:39,850 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361190736] [2021-10-13 07:29:39,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:39,850 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:39,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:39,851 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:39,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 07:29:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:40,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:29:40,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:40,205 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 07:29:40,205 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:40,297 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 07:29:40,297 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:40,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1361190736] [2021-10-13 07:29:40,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1361190736] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:40,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:40,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 07:29:40,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100127996] [2021-10-13 07:29:40,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:29:40,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:40,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:29:40,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:29:40,300 INFO L87 Difference]: Start difference. First operand 223 states and 306 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 07:29:40,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:40,493 INFO L93 Difference]: Finished difference Result 826 states and 1148 transitions. [2021-10-13 07:29:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:29:40,497 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 07:29:40,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:40,504 INFO L225 Difference]: With dead ends: 826 [2021-10-13 07:29:40,504 INFO L226 Difference]: Without dead ends: 609 [2021-10-13 07:29:40,505 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 50.3ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:29:40,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-10-13 07:29:40,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 235. [2021-10-13 07:29:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 234 states have (on average 1.3461538461538463) internal successors, (315), 234 states have internal predecessors, (315), 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 07:29:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 315 transitions. [2021-10-13 07:29:40,543 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 315 transitions. Word has length 34 [2021-10-13 07:29:40,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:40,544 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 315 transitions. [2021-10-13 07:29:40,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 07:29:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 315 transitions. [2021-10-13 07:29:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 07:29:40,546 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:40,546 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, 1, 1] [2021-10-13 07:29:40,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:40,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:40,749 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 07:29:40,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:40,749 INFO L82 PathProgramCache]: Analyzing trace with hash -598753245, now seen corresponding path program 1 times [2021-10-13 07:29:40,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:40,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657813388] [2021-10-13 07:29:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:40,750 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:40,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:40,751 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:40,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 07:29:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:41,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:29:41,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:41,181 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 07:29:41,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:41,307 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 07:29:41,307 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:41,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657813388] [2021-10-13 07:29:41,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657813388] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:41,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:41,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:29:41,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518609333] [2021-10-13 07:29:41,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:29:41,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:41,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:29:41,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:29:41,309 INFO L87 Difference]: Start difference. First operand 235 states and 315 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:41,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:41,727 INFO L93 Difference]: Finished difference Result 1382 states and 1819 transitions. [2021-10-13 07:29:41,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-13 07:29:41,728 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-13 07:29:41,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:41,736 INFO L225 Difference]: With dead ends: 1382 [2021-10-13 07:29:41,736 INFO L226 Difference]: Without dead ends: 1153 [2021-10-13 07:29:41,738 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 110.3ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-13 07:29:41,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-10-13 07:29:41,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 462. [2021-10-13 07:29:41,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 461 states have (on average 1.3232104121475055) internal successors, (610), 461 states have internal predecessors, (610), 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 07:29:41,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 610 transitions. [2021-10-13 07:29:41,823 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 610 transitions. Word has length 37 [2021-10-13 07:29:41,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:41,823 INFO L470 AbstractCegarLoop]: Abstraction has 462 states and 610 transitions. [2021-10-13 07:29:41,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 610 transitions. [2021-10-13 07:29:41,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 07:29:41,826 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:41,826 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, 1, 1] [2021-10-13 07:29:41,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:42,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:42,040 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 07:29:42,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:42,041 INFO L82 PathProgramCache]: Analyzing trace with hash 81305125, now seen corresponding path program 1 times [2021-10-13 07:29:42,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:42,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [377288415] [2021-10-13 07:29:42,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:42,042 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:42,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:42,043 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:42,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 07:29:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:42,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:29:42,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:42,444 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 07:29:42,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:42,546 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 07:29:42,546 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:42,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [377288415] [2021-10-13 07:29:42,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [377288415] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:42,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:42,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 07:29:42,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069414694] [2021-10-13 07:29:42,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:29:42,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:42,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:29:42,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:29:42,549 INFO L87 Difference]: Start difference. First operand 462 states and 610 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 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 07:29:44,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:44,050 INFO L93 Difference]: Finished difference Result 1231 states and 1661 transitions. [2021-10-13 07:29:44,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 07:29:44,050 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-13 07:29:44,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:44,055 INFO L225 Difference]: With dead ends: 1231 [2021-10-13 07:29:44,055 INFO L226 Difference]: Without dead ends: 775 [2021-10-13 07:29:44,056 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 69.5ms TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-10-13 07:29:44,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2021-10-13 07:29:44,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 342. [2021-10-13 07:29:44,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.2873900293255132) internal successors, (439), 341 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 07:29:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 439 transitions. [2021-10-13 07:29:44,114 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 439 transitions. Word has length 37 [2021-10-13 07:29:44,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:44,115 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 439 transitions. [2021-10-13 07:29:44,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 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 07:29:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2021-10-13 07:29:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 07:29:44,116 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:44,116 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, 1, 1, 1] [2021-10-13 07:29:44,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:44,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:44,329 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 07:29:44,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:44,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1988742173, now seen corresponding path program 1 times [2021-10-13 07:29:44,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:44,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057347232] [2021-10-13 07:29:44,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:44,331 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:44,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:44,332 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:44,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 07:29:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:44,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:29:44,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:44,754 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 07:29:44,754 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:44,882 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 07:29:44,882 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:44,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057347232] [2021-10-13 07:29:44,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057347232] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:44,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:44,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 07:29:44,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801857608] [2021-10-13 07:29:44,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:29:44,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:44,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:29:44,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:29:44,884 INFO L87 Difference]: Start difference. First operand 342 states and 439 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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 07:29:47,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:47,684 INFO L93 Difference]: Finished difference Result 1103 states and 1405 transitions. [2021-10-13 07:29:47,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 07:29:47,685 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 07:29:47,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:47,690 INFO L225 Difference]: With dead ends: 1103 [2021-10-13 07:29:47,690 INFO L226 Difference]: Without dead ends: 767 [2021-10-13 07:29:47,691 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 83.1ms TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-13 07:29:47,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2021-10-13 07:29:47,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 322. [2021-10-13 07:29:47,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 321 states have (on average 1.2616822429906542) internal successors, (405), 321 states have internal predecessors, (405), 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 07:29:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 405 transitions. [2021-10-13 07:29:47,746 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 405 transitions. Word has length 38 [2021-10-13 07:29:47,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:47,746 INFO L470 AbstractCegarLoop]: Abstraction has 322 states and 405 transitions. [2021-10-13 07:29:47,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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 07:29:47,747 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 405 transitions. [2021-10-13 07:29:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 07:29:47,748 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:47,749 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:47,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:47,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:47,962 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 07:29:47,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:47,962 INFO L82 PathProgramCache]: Analyzing trace with hash 806246093, now seen corresponding path program 1 times [2021-10-13 07:29:47,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:47,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [396305082] [2021-10-13 07:29:47,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:47,963 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:47,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:47,964 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:47,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-13 07:29:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:48,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 07:29:48,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:48,418 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:29:48,418 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:48,608 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:29:48,608 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:48,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [396305082] [2021-10-13 07:29:48,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [396305082] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:48,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:48,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-10-13 07:29:48,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581521945] [2021-10-13 07:29:48,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:29:48,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:48,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:29:48,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:29:48,610 INFO L87 Difference]: Start difference. First operand 322 states and 405 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 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 07:29:51,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:51,715 INFO L93 Difference]: Finished difference Result 1106 states and 1422 transitions. [2021-10-13 07:29:51,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 07:29:51,716 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 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 55 [2021-10-13 07:29:51,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:51,722 INFO L225 Difference]: With dead ends: 1106 [2021-10-13 07:29:51,722 INFO L226 Difference]: Without dead ends: 888 [2021-10-13 07:29:51,723 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 104 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 07:29:51,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2021-10-13 07:29:51,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 743. [2021-10-13 07:29:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2547169811320755) internal successors, (931), 742 states have internal predecessors, (931), 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 07:29:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 931 transitions. [2021-10-13 07:29:51,869 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 931 transitions. Word has length 55 [2021-10-13 07:29:51,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:51,869 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 931 transitions. [2021-10-13 07:29:51,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 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 07:29:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 931 transitions. [2021-10-13 07:29:51,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 07:29:51,871 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:51,871 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:51,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:52,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:52,084 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:29:52,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:52,085 INFO L82 PathProgramCache]: Analyzing trace with hash -110145967, now seen corresponding path program 1 times [2021-10-13 07:29:52,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:52,086 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984901017] [2021-10-13 07:29:52,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:52,086 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:52,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:52,087 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:52,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-13 07:29:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:52,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:29:52,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:29:52,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:29:52,783 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:52,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1984901017] [2021-10-13 07:29:52,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1984901017] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:52,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:52,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 07:29:52,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380140939] [2021-10-13 07:29:52,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:29:52,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:52,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:29:52,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:29:52,785 INFO L87 Difference]: Start difference. First operand 743 states and 931 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:53,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:53,081 INFO L93 Difference]: Finished difference Result 1927 states and 2408 transitions. [2021-10-13 07:29:53,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 07:29:53,082 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-13 07:29:53,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:53,090 INFO L225 Difference]: With dead ends: 1927 [2021-10-13 07:29:53,090 INFO L226 Difference]: Without dead ends: 1190 [2021-10-13 07:29:53,092 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:29:53,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2021-10-13 07:29:53,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 743. [2021-10-13 07:29:53,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2345013477088949) internal successors, (916), 742 states have internal predecessors, (916), 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 07:29:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 916 transitions. [2021-10-13 07:29:53,225 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 916 transitions. Word has length 55 [2021-10-13 07:29:53,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:53,226 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 916 transitions. [2021-10-13 07:29:53,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:29:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 916 transitions. [2021-10-13 07:29:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 07:29:53,228 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:53,228 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:53,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:53,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:53,441 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:29:53,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:53,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1677058370, now seen corresponding path program 1 times [2021-10-13 07:29:53,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:53,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301956144] [2021-10-13 07:29:53,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:53,443 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:53,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:53,444 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:53,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-13 07:29:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:53,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:29:53,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:29:53,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:29:54,134 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:54,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301956144] [2021-10-13 07:29:54,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301956144] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:54,134 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:54,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:29:54,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53112870] [2021-10-13 07:29:54,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:29:54,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:54,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:29:54,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:29:54,135 INFO L87 Difference]: Start difference. First operand 743 states and 916 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 07:29:56,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:29:56,220 INFO L93 Difference]: Finished difference Result 2887 states and 3555 transitions. [2021-10-13 07:29:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-13 07:29:56,220 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 57 [2021-10-13 07:29:56,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:29:56,232 INFO L225 Difference]: With dead ends: 2887 [2021-10-13 07:29:56,232 INFO L226 Difference]: Without dead ends: 2244 [2021-10-13 07:29:56,234 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 69.1ms TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-10-13 07:29:56,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2021-10-13 07:29:56,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 947. [2021-10-13 07:29:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 946 states have (on average 1.2262156448202959) internal successors, (1160), 946 states have internal predecessors, (1160), 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 07:29:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1160 transitions. [2021-10-13 07:29:56,394 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1160 transitions. Word has length 57 [2021-10-13 07:29:56,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:29:56,394 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1160 transitions. [2021-10-13 07:29:56,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 07:29:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1160 transitions. [2021-10-13 07:29:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 07:29:56,396 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:29:56,396 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:29:56,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-13 07:29:56,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:29:56,609 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:29:56,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:29:56,610 INFO L82 PathProgramCache]: Analyzing trace with hash -314497775, now seen corresponding path program 1 times [2021-10-13 07:29:56,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:29:56,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785312641] [2021-10-13 07:29:56,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:29:56,610 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:29:56,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:29:56,611 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:29:56,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-10-13 07:29:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:29:56,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:29:56,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:29:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:29:57,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:29:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:29:57,351 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:29:57,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1785312641] [2021-10-13 07:29:57,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1785312641] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:29:57,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:29:57,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 07:29:57,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919834556] [2021-10-13 07:29:57,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 07:29:57,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:29:57,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 07:29:57,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:29:57,354 INFO L87 Difference]: Start difference. First operand 947 states and 1160 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 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 07:30:00,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:00,316 INFO L93 Difference]: Finished difference Result 3315 states and 4050 transitions. [2021-10-13 07:30:00,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 07:30:00,316 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 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 57 [2021-10-13 07:30:00,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:00,329 INFO L225 Difference]: With dead ends: 3315 [2021-10-13 07:30:00,329 INFO L226 Difference]: Without dead ends: 2448 [2021-10-13 07:30:00,333 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 128.9ms TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-10-13 07:30:00,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2448 states. [2021-10-13 07:30:00,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2448 to 913. [2021-10-13 07:30:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2203947368421053) internal successors, (1113), 912 states have internal predecessors, (1113), 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 07:30:00,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1113 transitions. [2021-10-13 07:30:00,514 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1113 transitions. Word has length 57 [2021-10-13 07:30:00,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:00,514 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1113 transitions. [2021-10-13 07:30:00,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 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 07:30:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1113 transitions. [2021-10-13 07:30:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 07:30:00,516 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:00,516 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:00,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:00,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:30:00,729 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:00,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:00,729 INFO L82 PathProgramCache]: Analyzing trace with hash -205499338, now seen corresponding path program 1 times [2021-10-13 07:30:00,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:00,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71054248] [2021-10-13 07:30:00,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:00,730 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:00,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:00,731 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:00,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-13 07:30:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:01,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:30:01,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:01,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:01,369 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:01,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71054248] [2021-10-13 07:30:01,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71054248] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:30:01,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:30:01,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:30:01,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448491274] [2021-10-13 07:30:01,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:30:01,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:01,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:30:01,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:30:01,372 INFO L87 Difference]: Start difference. First operand 913 states and 1113 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 07:30:01,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:01,584 INFO L93 Difference]: Finished difference Result 2051 states and 2509 transitions. [2021-10-13 07:30:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:30:01,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 57 [2021-10-13 07:30:01,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:01,591 INFO L225 Difference]: With dead ends: 2051 [2021-10-13 07:30:01,592 INFO L226 Difference]: Without dead ends: 1144 [2021-10-13 07:30:01,593 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:30:01,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2021-10-13 07:30:01,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 913. [2021-10-13 07:30:01,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2116228070175439) internal successors, (1105), 912 states have internal predecessors, (1105), 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 07:30:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1105 transitions. [2021-10-13 07:30:01,750 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1105 transitions. Word has length 57 [2021-10-13 07:30:01,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:01,750 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1105 transitions. [2021-10-13 07:30:01,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 07:30:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1105 transitions. [2021-10-13 07:30:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 07:30:01,752 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:01,752 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:01,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:01,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:30:01,969 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:01,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:01,970 INFO L82 PathProgramCache]: Analyzing trace with hash -599866124, now seen corresponding path program 1 times [2021-10-13 07:30:01,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:01,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851853648] [2021-10-13 07:30:01,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:01,971 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:01,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:01,972 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:01,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-13 07:30:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:02,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:30:02,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:02,471 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:02,609 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:02,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851853648] [2021-10-13 07:30:02,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [851853648] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:30:02,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:30:02,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 07:30:02,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065153021] [2021-10-13 07:30:02,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:30:02,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:02,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:30:02,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:30:02,610 INFO L87 Difference]: Start difference. First operand 913 states and 1105 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 07:30:02,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:02,747 INFO L93 Difference]: Finished difference Result 1961 states and 2395 transitions. [2021-10-13 07:30:02,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:30:02,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 57 [2021-10-13 07:30:02,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:02,753 INFO L225 Difference]: With dead ends: 1961 [2021-10-13 07:30:02,753 INFO L226 Difference]: Without dead ends: 1054 [2021-10-13 07:30:02,755 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 20.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:30:02,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-10-13 07:30:02,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 783. [2021-10-13 07:30:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2186700767263428) internal successors, (953), 782 states have internal predecessors, (953), 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 07:30:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 953 transitions. [2021-10-13 07:30:02,903 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 953 transitions. Word has length 57 [2021-10-13 07:30:02,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:02,904 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 953 transitions. [2021-10-13 07:30:02,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 07:30:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 953 transitions. [2021-10-13 07:30:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 07:30:02,905 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:02,905 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:02,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:03,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:30:03,118 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:03,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:03,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1635725015, now seen corresponding path program 1 times [2021-10-13 07:30:03,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:03,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615886355] [2021-10-13 07:30:03,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:03,119 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:03,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:03,120 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:03,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-13 07:30:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:03,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:30:03,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:30:03,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:30:03,893 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:03,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615886355] [2021-10-13 07:30:03,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615886355] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:30:03,894 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:30:03,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:30:03,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291451689] [2021-10-13 07:30:03,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:30:03,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:03,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:30:03,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:30:03,896 INFO L87 Difference]: Start difference. First operand 783 states and 953 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 07:30:04,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:04,286 INFO L93 Difference]: Finished difference Result 2686 states and 3286 transitions. [2021-10-13 07:30:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 07:30:04,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 59 [2021-10-13 07:30:04,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:04,297 INFO L225 Difference]: With dead ends: 2686 [2021-10-13 07:30:04,297 INFO L226 Difference]: Without dead ends: 1909 [2021-10-13 07:30:04,299 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 64.7ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-13 07:30:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2021-10-13 07:30:04,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 783. [2021-10-13 07:30:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2122762148337596) internal successors, (948), 782 states have internal predecessors, (948), 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 07:30:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 948 transitions. [2021-10-13 07:30:04,434 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 948 transitions. Word has length 59 [2021-10-13 07:30:04,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:04,435 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 948 transitions. [2021-10-13 07:30:04,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 07:30:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 948 transitions. [2021-10-13 07:30:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 07:30:04,436 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:04,436 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:04,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:04,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:30:04,649 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:04,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:04,650 INFO L82 PathProgramCache]: Analyzing trace with hash 959514549, now seen corresponding path program 1 times [2021-10-13 07:30:04,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:04,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [299706347] [2021-10-13 07:30:04,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:04,650 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:04,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:04,651 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:04,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-10-13 07:30:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:05,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:30:05,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:05,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:05,560 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:05,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [299706347] [2021-10-13 07:30:05,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [299706347] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:05,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1357933875] [2021-10-13 07:30:05,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:05,561 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:30:05,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:30:05,564 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:30:05,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-10-13 07:30:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:06,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:30:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:30:06,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:30:06,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1357933875] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:30:06,467 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-13 07:30:06,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-10-13 07:30:06,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163699410] [2021-10-13 07:30:06,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:30:06,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:06,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:30:06,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-10-13 07:30:06,469 INFO L87 Difference]: Start difference. First operand 783 states and 948 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 07:30:06,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:06,922 INFO L93 Difference]: Finished difference Result 2751 states and 3363 transitions. [2021-10-13 07:30:06,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:30:06,923 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 65 [2021-10-13 07:30:06,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:06,933 INFO L225 Difference]: With dead ends: 2751 [2021-10-13 07:30:06,934 INFO L226 Difference]: Without dead ends: 1974 [2021-10-13 07:30:06,935 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 105.3ms TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-10-13 07:30:06,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2021-10-13 07:30:07,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 810. [2021-10-13 07:30:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 809 states have (on average 1.2051915945611866) internal successors, (975), 809 states have internal predecessors, (975), 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 07:30:07,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 975 transitions. [2021-10-13 07:30:07,139 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 975 transitions. Word has length 65 [2021-10-13 07:30:07,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:07,140 INFO L470 AbstractCegarLoop]: Abstraction has 810 states and 975 transitions. [2021-10-13 07:30:07,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 07:30:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 975 transitions. [2021-10-13 07:30:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 07:30:07,141 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:07,142 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:07,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:07,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:07,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:30:07,558 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:07,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:07,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1217679987, now seen corresponding path program 1 times [2021-10-13 07:30:07,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:07,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [700030872] [2021-10-13 07:30:07,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:07,559 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:07,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:07,560 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:07,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-13 07:30:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:08,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:30:08,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:08,239 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:08,239 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:08,439 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:08,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [700030872] [2021-10-13 07:30:08,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [700030872] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:08,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [45961049] [2021-10-13 07:30:08,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:08,440 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:30:08,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:30:08,441 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:30:08,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-10-13 07:30:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:09,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:30:09,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:09,305 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:09,305 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:30:09,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [45961049] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:09,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811093400] [2021-10-13 07:30:09,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:09,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:30:09,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:30:09,499 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:30:09,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-13 07:30:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:10,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 07:30:10,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:30:10,288 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:30:10,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811093400] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 07:30:10,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-13 07:30:10,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 14 [2021-10-13 07:30:10,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250246981] [2021-10-13 07:30:10,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:30:10,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:10,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:30:10,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-13 07:30:10,499 INFO L87 Difference]: Start difference. First operand 810 states and 975 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 07:30:11,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:11,629 INFO L93 Difference]: Finished difference Result 4429 states and 5373 transitions. [2021-10-13 07:30:11,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-13 07:30:11,630 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 65 [2021-10-13 07:30:11,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:11,650 INFO L225 Difference]: With dead ends: 4429 [2021-10-13 07:30:11,650 INFO L226 Difference]: Without dead ends: 3625 [2021-10-13 07:30:11,652 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 306.0ms TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2021-10-13 07:30:11,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2021-10-13 07:30:11,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 1171. [2021-10-13 07:30:11,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1170 states have (on average 1.217094017094017) internal successors, (1424), 1170 states have internal predecessors, (1424), 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 07:30:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1424 transitions. [2021-10-13 07:30:11,882 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1424 transitions. Word has length 65 [2021-10-13 07:30:11,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:11,883 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1424 transitions. [2021-10-13 07:30:11,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 07:30:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1424 transitions. [2021-10-13 07:30:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-13 07:30:11,884 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:30:11,885 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:30:11,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:12,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:12,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:12,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:30:12,488 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:30:12,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:30:12,489 INFO L82 PathProgramCache]: Analyzing trace with hash 903094936, now seen corresponding path program 1 times [2021-10-13 07:30:12,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:30:12,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618322920] [2021-10-13 07:30:12,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:12,490 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:30:12,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:30:12,490 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:30:12,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-10-13 07:30:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:13,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 07:30:13,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 07:30:13,427 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:13,697 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 07:30:13,697 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:30:13,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618322920] [2021-10-13 07:30:13,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [618322920] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:13,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [183833733] [2021-10-13 07:30:13,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:13,698 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:30:13,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:30:13,704 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:30:13,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2021-10-13 07:30:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:14,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 07:30:14,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:30:14,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:30:15,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [183833733] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:15,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137342608] [2021-10-13 07:30:15,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:30:15,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:30:15,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:30:15,201 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:30:15,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-13 07:30:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:30:15,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-13 07:30:15,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:30:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:30:16,369 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:30:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:30:16,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137342608] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:30:16,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:30:16,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 6, 8, 9] total 20 [2021-10-13 07:30:16,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307993758] [2021-10-13 07:30:16,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-13 07:30:16,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:30:16,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-13 07:30:16,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-10-13 07:30:16,651 INFO L87 Difference]: Start difference. First operand 1171 states and 1424 transitions. Second operand has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 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 07:30:22,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:30:22,964 INFO L93 Difference]: Finished difference Result 6523 states and 7951 transitions. [2021-10-13 07:30:22,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-10-13 07:30:22,965 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 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 92 [2021-10-13 07:30:22,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:30:22,965 INFO L225 Difference]: With dead ends: 6523 [2021-10-13 07:30:22,965 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:30:22,975 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 825.5ms TimeCoverageRelationStatistics Valid=802, Invalid=3620, Unknown=0, NotChecked=0, Total=4422 [2021-10-13 07:30:22,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:30:22,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:30:22,976 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 07:30:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:30:22,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2021-10-13 07:30:22,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:30:22,977 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:30:22,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 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 07:30:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:30:22,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:30:22,982 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:30:22,982 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:30:22,983 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:30:23,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-10-13 07:30:23,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (24)] Ended with exit code 0 [2021-10-13 07:30:23,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2021-10-13 07:30:23,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:30:23,599 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:30:23,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:23,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:23,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:23,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:24,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:27,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:27,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:27,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:28,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:30,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:30,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:31,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,694 WARN L207 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 969 DAG size of output: 820 [2021-10-13 07:30:37,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:37,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:51,349 WARN L207 SmtUtils]: Spent 13.38 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1107 [2021-10-13 07:30:51,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:51,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:51,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:30:51,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,637 WARN L207 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 1239 DAG size of output: 1058 [2021-10-13 07:31:02,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:02,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:06,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:07,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:07,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:07,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:09,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:11,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:31:19,619 WARN L207 SmtUtils]: Spent 6.96 s on a formula simplification. DAG size of input: 475 DAG size of output: 49 [2021-10-13 07:31:27,713 WARN L207 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 436 DAG size of output: 62 [2021-10-13 07:31:45,155 WARN L207 SmtUtils]: Spent 15.32 s on a formula simplification. DAG size of input: 780 DAG size of output: 65 [2021-10-13 07:32:13,155 WARN L207 SmtUtils]: Spent 26.70 s on a formula simplification. DAG size of input: 1052 DAG size of output: 78 [2021-10-13 07:32:37,721 WARN L207 SmtUtils]: Spent 24.56 s on a formula simplification. DAG size of input: 992 DAG size of output: 59 [2021-10-13 07:32:49,143 WARN L207 SmtUtils]: Spent 10.03 s on a formula simplification. DAG size of input: 622 DAG size of output: 85 [2021-10-13 07:32:56,739 WARN L207 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 451 DAG size of output: 76 [2021-10-13 07:33:02,424 WARN L207 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2021-10-13 07:33:02,428 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,429 INFO L853 garLoopResultBuilder]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-10-13 07:33:02,429 INFO L857 garLoopResultBuilder]: For program point L368(lines 368 372) no Hoare annotation was computed. [2021-10-13 07:33:02,429 INFO L857 garLoopResultBuilder]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2021-10-13 07:33:02,429 INFO L857 garLoopResultBuilder]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2021-10-13 07:33:02,430 INFO L860 garLoopResultBuilder]: At program point L568(lines 549 571) the Hoare annotation is: true [2021-10-13 07:33:02,430 INFO L853 garLoopResultBuilder]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse16 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not .cse16)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse15 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse12 .cse13 .cse10 .cse11) (and .cse0 .cse3 .cse4 .cse14 .cse6 .cse7 .cse12 .cse13 .cse10 .cse15) (and .cse0 .cse2 .cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse7 .cse10 .cse11) (and .cse0 .cse3 .cse4 .cse14 .cse6 .cse7 .cse9 .cse10 .cse15)))) [2021-10-13 07:33:02,430 INFO L853 garLoopResultBuilder]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2021-10-13 07:33:02,430 INFO L853 garLoopResultBuilder]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2021-10-13 07:33:02,431 INFO L853 garLoopResultBuilder]: At program point L637(lines 632 640) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:33:02,431 INFO L857 garLoopResultBuilder]: For program point L445(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,431 INFO L857 garLoopResultBuilder]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,431 INFO L857 garLoopResultBuilder]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,431 INFO L857 garLoopResultBuilder]: For program point L445-3(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-4(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-5(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-6(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-7(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-8(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,432 INFO L857 garLoopResultBuilder]: For program point L445-9(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,433 INFO L857 garLoopResultBuilder]: For program point L445-10(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,433 INFO L857 garLoopResultBuilder]: For program point L445-11(lines 445 451) no Hoare annotation was computed. [2021-10-13 07:33:02,433 INFO L857 garLoopResultBuilder]: For program point L380(lines 380 384) no Hoare annotation was computed. [2021-10-13 07:33:02,433 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,433 INFO L857 garLoopResultBuilder]: For program point L248-2(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-4(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-6(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-8(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-10(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-12(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,434 INFO L857 garLoopResultBuilder]: For program point L248-14(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L248-16(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L248-18(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L248-20(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L248-22(lines 248 254) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 602) no Hoare annotation was computed. [2021-10-13 07:33:02,435 INFO L857 garLoopResultBuilder]: For program point L582-2(lines 582 602) no Hoare annotation was computed. [2021-10-13 07:33:02,436 INFO L853 garLoopResultBuilder]: At program point L450(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,436 INFO L857 garLoopResultBuilder]: For program point L582-4(lines 582 602) no Hoare annotation was computed. [2021-10-13 07:33:02,436 INFO L853 garLoopResultBuilder]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,436 INFO L853 garLoopResultBuilder]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,437 INFO L853 garLoopResultBuilder]: At program point L450-3(lines 441 454) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (not .cse8)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse8 .cse2 .cse4 .cse9 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse10 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse11 .cse10 .cse7)))) [2021-10-13 07:33:02,437 INFO L853 garLoopResultBuilder]: At program point L450-4(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,437 INFO L853 garLoopResultBuilder]: At program point L450-5(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,437 INFO L853 garLoopResultBuilder]: At program point L450-6(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,437 INFO L853 garLoopResultBuilder]: At program point L450-7(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,437 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,438 INFO L853 garLoopResultBuilder]: At program point L450-8(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,438 INFO L857 garLoopResultBuilder]: For program point L186-1(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,438 INFO L853 garLoopResultBuilder]: At program point L450-9(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,438 INFO L857 garLoopResultBuilder]: For program point L186-2(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,438 INFO L853 garLoopResultBuilder]: At program point L450-10(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,439 INFO L857 garLoopResultBuilder]: For program point L186-3(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,439 INFO L853 garLoopResultBuilder]: At program point L450-11(lines 441 454) the Hoare annotation is: false [2021-10-13 07:33:02,439 INFO L857 garLoopResultBuilder]: For program point L186-4(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,439 INFO L857 garLoopResultBuilder]: For program point L186-5(lines 186 203) no Hoare annotation was computed. [2021-10-13 07:33:02,439 INFO L857 garLoopResultBuilder]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-10-13 07:33:02,439 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L190(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L190-2(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L190-3(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 07:33:02,440 INFO L857 garLoopResultBuilder]: For program point L190-4(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,441 INFO L857 garLoopResultBuilder]: For program point L190-5(lines 190 198) no Hoare annotation was computed. [2021-10-13 07:33:02,441 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 601) no Hoare annotation was computed. [2021-10-13 07:33:02,441 INFO L853 garLoopResultBuilder]: At program point L588-1(lines 1 1006) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse21 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 (_ bv0 32))) (.cse14 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse12 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse19 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse13 .cse14 .cse15 .cse7 .cse16 .cse17 .cse18 .cse19) (and .cse0 .cse1 .cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse14 .cse20 .cse5 .cse6 .cse15 .cse7 .cse8 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3)) .cse9 .cse18 .cse12) (and .cse0 .cse21 .cse3 .cse4 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse7 .cse10 .cse11 .cse19) (and .cse0 .cse3 .cse7 .cse16 .cse10 .cse11 .cse19) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse8 .cse16 .cse10 .cse11 .cse12) (and .cse0 .cse14 .cse7 .cse9 .cse19) (and .cse0 .cse2 .cse21 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse14 .cse20 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) .cse15 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse20 .cse15 .cse7 .cse8 .cse16 .cse17 .cse18 .cse12) (and .cse0 .cse3 .cse7 .cse9 .cse10 .cse11 .cse19))) [2021-10-13 07:33:02,441 INFO L857 garLoopResultBuilder]: For program point L588-2(lines 588 601) no Hoare annotation was computed. [2021-10-13 07:33:02,442 INFO L853 garLoopResultBuilder]: At program point L588-3(lines 1 1006) the Hoare annotation is: false [2021-10-13 07:33:02,442 INFO L857 garLoopResultBuilder]: For program point L588-4(lines 588 601) no Hoare annotation was computed. [2021-10-13 07:33:02,442 INFO L853 garLoopResultBuilder]: At program point L588-5(lines 1 1006) the Hoare annotation is: false [2021-10-13 07:33:02,442 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-13 07:33:02,442 INFO L853 garLoopResultBuilder]: At program point L128(lines 127 146) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse14 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse4 .cse9 .cse10 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse11 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse12 .cse4 .cse6 .cse13) (and .cse0 .cse4 .cse10 .cse6 .cse13) (and .cse0 .cse4 .cse5 .cse6 .cse13) (and .cse0 .cse1 .cse11 .cse4 .cse9 .cse5 .cse7) (and .cse0 .cse1 .cse4 .cse9 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse12 .cse11 .cse4 .cse14 .cse13) (and .cse0 .cse11 .cse4 .cse5 .cse14 .cse13) (and .cse0 .cse11 .cse4 .cse10 .cse13))) [2021-10-13 07:33:02,443 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2021-10-13 07:33:02,443 INFO L853 garLoopResultBuilder]: At program point L128-2(lines 127 146) the Hoare annotation is: false [2021-10-13 07:33:02,443 INFO L853 garLoopResultBuilder]: At program point L128-3(lines 127 146) the Hoare annotation is: false [2021-10-13 07:33:02,443 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 598) no Hoare annotation was computed. [2021-10-13 07:33:02,443 INFO L857 garLoopResultBuilder]: For program point L592-2(lines 592 598) no Hoare annotation was computed. [2021-10-13 07:33:02,443 INFO L853 garLoopResultBuilder]: At program point L460(lines 455 463) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse6 .cse7 .cse11 .cse12 .cse13 .cse9) (and .cse0 .cse1 .cse10 .cse4 .cse6 .cse7 .cse8 .cse12 .cse13 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse11 .cse9))) [2021-10-13 07:33:02,444 INFO L857 garLoopResultBuilder]: For program point L592-4(lines 592 598) no Hoare annotation was computed. [2021-10-13 07:33:02,444 INFO L853 garLoopResultBuilder]: At program point L460-1(lines 455 463) the Hoare annotation is: false [2021-10-13 07:33:02,444 INFO L853 garLoopResultBuilder]: At program point L460-2(lines 455 463) the Hoare annotation is: false [2021-10-13 07:33:02,444 INFO L853 garLoopResultBuilder]: At program point L460-3(lines 455 463) the Hoare annotation is: false [2021-10-13 07:33:02,444 INFO L853 garLoopResultBuilder]: At program point L460-4(lines 455 463) the Hoare annotation is: false [2021-10-13 07:33:02,444 INFO L853 garLoopResultBuilder]: At program point L460-5(lines 455 463) the Hoare annotation is: false [2021-10-13 07:33:02,445 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:33:02,445 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,445 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-10-13 07:33:02,445 INFO L853 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse6 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse17 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3))) (.cse20 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 (_ bv0 32))) (.cse14 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse22 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse19 (= (_ bv0 32) ~pumpRunning~0)) (.cse21 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse8 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse23 (= ~waterLevel~0 (_ bv1 32))) (.cse24 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse2 .cse3 .cse13 .cse14 .cse15 .cse6 .cse7 .cse16 .cse8 .cse17 .cse18 .cse12) (and .cse0 .cse3 .cse14 .cse8 .cse19) (and .cse0 .cse20 .cse14 .cse16 .cse8 .cse21 .cse22 .cse18 .cse19) (and .cse0 .cse1 .cse2 .cse20 .cse14 .cse15 .cse16 .cse8 .cse9 .cse22 .cse23 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse15 .cse6 .cse7 .cse16 .cse8 .cse9 .cse17 .cse23 .cse18 .cse12) (and .cse0 .cse4 .cse8 .cse21 .cse10 .cse11 .cse19) (and .cse0 .cse14 .cse8 .cse23 .cse19) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse14 .cse15 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) .cse16 .cse8 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse20 .cse14 .cse15 .cse16 .cse8 .cse9 .cse21 .cse22 .cse18 .cse12) (and .cse0 .cse3 .cse4 .cse8 .cse24 .cse10 .cse11 .cse19) (and .cse0 .cse4 .cse8 .cse23 .cse24 .cse10 .cse11 .cse19) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse9 .cse21 .cse24 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse9 .cse23 .cse24 .cse10 .cse11 .cse12))) [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331-2(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331-3(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331-5(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331-6(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,446 INFO L857 garLoopResultBuilder]: For program point L331-8(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-9(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-11(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-12(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-14(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-15(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,447 INFO L857 garLoopResultBuilder]: For program point L331-17(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-18(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-20(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-21(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-23(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-24(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,448 INFO L857 garLoopResultBuilder]: For program point L331-26(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-27(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-29(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-30(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-32(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-33(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,449 INFO L857 garLoopResultBuilder]: For program point L331-35(lines 331 335) no Hoare annotation was computed. [2021-10-13 07:33:02,450 INFO L853 garLoopResultBuilder]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse8 (not .cse2)) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse6 .cse14 .cse15 .cse10 .cse16 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse5 .cse6 .cse14 .cse15 .cse7) (and .cse0 .cse8 .cse6 .cse15 .cse10 .cse11) (and .cse0 .cse3 .cse8 .cse6 .cse9 .cse17 .cse11) (and .cse0 .cse2 .cse13 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse6 .cse10 .cse16 .cse11) (and .cse0 .cse3 .cse8 .cse6 .cse15 .cse17 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse18 .cse19 .cse6 .cse14 .cse9 .cse10 .cse16 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse18 .cse19 .cse5 .cse6 .cse14 .cse9 .cse7)))) [2021-10-13 07:33:02,450 INFO L853 garLoopResultBuilder]: At program point L135-1(lines 135 141) the Hoare annotation is: false [2021-10-13 07:33:02,450 INFO L853 garLoopResultBuilder]: At program point L135-2(lines 135 141) the Hoare annotation is: false [2021-10-13 07:33:02,450 INFO L853 garLoopResultBuilder]: At program point L533(lines 529 535) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:33:02,450 INFO L857 garLoopResultBuilder]: For program point L469(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,451 INFO L857 garLoopResultBuilder]: For program point L469-1(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,451 INFO L857 garLoopResultBuilder]: For program point L469-2(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,451 INFO L853 garLoopResultBuilder]: At program point L337(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,451 INFO L853 garLoopResultBuilder]: At program point L337-1(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,451 INFO L853 garLoopResultBuilder]: At program point L337-2(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,451 INFO L853 garLoopResultBuilder]: At program point L337-3(lines 322 340) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (not .cse2)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse4 .cse10 .cse11 .cse5 .cse12 .cse13 .cse14 .cse8) (and .cse1 .cse9 .cse10 .cse11 .cse5 .cse12 .cse13 .cse14 .cse15 .cse16 .cse8) (and .cse1 .cse9 .cse10 .cse11 .cse5 .cse12 .cse13 .cse17 .cse15 .cse16 .cse8) (and .cse1 .cse9 .cse4 .cse10 .cse11 .cse5 .cse12 .cse13 .cse17 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse16 .cse8)))) [2021-10-13 07:33:02,452 INFO L853 garLoopResultBuilder]: At program point L337-4(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,452 INFO L853 garLoopResultBuilder]: At program point L337-5(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,452 INFO L853 garLoopResultBuilder]: At program point L337-6(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,452 INFO L853 garLoopResultBuilder]: At program point L337-7(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,452 INFO L853 garLoopResultBuilder]: At program point L337-8(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L337-9(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L337-10(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L337-11(lines 322 340) the Hoare annotation is: false [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse4 .cse5 .cse9 .cse10 .cse6) (and .cse0 .cse7 .cse1 .cse4 .cse8 .cse9 .cse10 .cse6))) [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L405-1(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,453 INFO L853 garLoopResultBuilder]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,454 INFO L853 garLoopResultBuilder]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,454 INFO L853 garLoopResultBuilder]: At program point L273(lines 266 276) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse8 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse8) (and .cse0 .cse2 .cse10 .cse6 .cse9 .cse11 .cse12 .cse8) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse7 .cse11 .cse12 .cse8))) [2021-10-13 07:33:02,454 INFO L853 garLoopResultBuilder]: At program point L405-4(lines 400 408) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse4 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse5 .cse6 .cse7 .cse8))) [2021-10-13 07:33:02,454 INFO L853 garLoopResultBuilder]: At program point L273-1(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L405-5(lines 400 408) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (not .cse2)) (.cse10 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse3 .cse8 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse6 .cse14 .cse15 .cse16 .cse17 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse5 .cse6 .cse14 .cse15 .cse7) (and .cse0 .cse8 .cse6 .cse15 .cse10 .cse16 .cse17 .cse11) (and .cse0 .cse2 .cse13 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse6 .cse16 .cse17 .cse11) (and .cse0 .cse3 .cse8 .cse5 .cse6 .cse15 .cse10 .cse11) (and .cse0 .cse8 .cse6 .cse9 .cse10 .cse16 .cse17 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse18 .cse19 .cse6 .cse14 .cse9 .cse16 .cse17 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse18 .cse19 .cse5 .cse6 .cse14 .cse9 .cse7)))) [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L273-2(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L405-6(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L273-3(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L405-7(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,455 INFO L853 garLoopResultBuilder]: At program point L273-4(lines 266 276) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse4 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8))) [2021-10-13 07:33:02,456 INFO L853 garLoopResultBuilder]: At program point L405-8(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,456 INFO L853 garLoopResultBuilder]: At program point L273-5(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,456 INFO L853 garLoopResultBuilder]: At program point L405-9(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,456 INFO L853 garLoopResultBuilder]: At program point L273-6(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,456 INFO L853 garLoopResultBuilder]: At program point L405-10(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L273-7(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L405-11(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L273-8(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L405-12(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L273-9(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L405-13(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,457 INFO L853 garLoopResultBuilder]: At program point L273-10(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L405-14(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L273-11(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L405-15(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L273-12(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L405-16(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,458 INFO L853 garLoopResultBuilder]: At program point L273-13(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,459 INFO L853 garLoopResultBuilder]: At program point L405-17(lines 400 408) the Hoare annotation is: false [2021-10-13 07:33:02,459 INFO L853 garLoopResultBuilder]: At program point L273-14(lines 266 276) the Hoare annotation is: false [2021-10-13 07:33:02,459 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2021-10-13 07:33:02,459 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-13 07:33:02,460 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (let ((.cse15 (or (and .cse0 .cse2 .cse8 .cse10 .cse11 .cse3 .cse6 .cse7) (and .cse0 .cse2 .cse8 .cse3 .cse4 .cse6 .cse7))) (.cse12 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse18 (= ~waterLevel~0 (_ bv1 32))) (.cse19 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse2 .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse0 .cse2 .cse8 .cse9 .cse3 .cse4 .cse7)) .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse8 .cse3 .cse6 .cse14) (and .cse0 .cse3 .cse5 .cse6 .cse14) (and .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse6 .cse7) (and .cse15 .cse12 .cse13) (and .cse0 .cse3 .cse18 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse18 .cse7) (and .cse0 .cse8 .cse9 .cse3 .cse19 .cse14) (and .cse0 .cse9 .cse3 .cse18 .cse19 .cse14) (and .cse8 (or (and .cse0 .cse2 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse0 .cse2 .cse9 .cse3 .cse4 .cse7)) .cse16 .cse17) (and .cse0 .cse9 .cse3 .cse5 .cse14)))) [2021-10-13 07:33:02,460 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 229) no Hoare annotation was computed. [2021-10-13 07:33:02,460 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 212 229) no Hoare annotation was computed. [2021-10-13 07:33:02,460 INFO L857 garLoopResultBuilder]: For program point L212-2(lines 212 229) no Hoare annotation was computed. [2021-10-13 07:33:02,460 INFO L853 garLoopResultBuilder]: At program point L282(lines 277 285) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32)) (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) [2021-10-13 07:33:02,460 INFO L853 garLoopResultBuilder]: At program point L282-1(lines 277 285) the Hoare annotation is: false [2021-10-13 07:33:02,461 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2021-10-13 07:33:02,461 INFO L853 garLoopResultBuilder]: At program point L282-2(lines 277 285) the Hoare annotation is: false [2021-10-13 07:33:02,461 INFO L857 garLoopResultBuilder]: For program point L216-1(lines 216 224) no Hoare annotation was computed. [2021-10-13 07:33:02,461 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2021-10-13 07:33:02,461 INFO L857 garLoopResultBuilder]: For program point L350(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,461 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L350-3(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L350-5(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L350-6(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-10-13 07:33:02,462 INFO L857 garLoopResultBuilder]: For program point L350-8(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-9(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-11(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-12(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-14(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-15(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L857 garLoopResultBuilder]: For program point L350-17(lines 350 354) no Hoare annotation was computed. [2021-10-13 07:33:02,463 INFO L853 garLoopResultBuilder]: At program point L485-2(lines 485 499) the Hoare annotation is: false [2021-10-13 07:33:02,464 INFO L857 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2021-10-13 07:33:02,464 INFO L853 garLoopResultBuilder]: At program point L356(lines 341 359) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse3 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse12 .cse13 .cse11 .cse14 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse11 .cse15 .cse4 .cse5 .cse16 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse2 .cse12 .cse13 .cse14 .cse4 .cse5 .cse6 .cse9 .cse10) (and .cse0 .cse1 .cse12 .cse13 .cse11 .cse15 .cse14 .cse4 .cse5 .cse16 .cse10))) [2021-10-13 07:33:02,464 INFO L853 garLoopResultBuilder]: At program point L356-1(lines 341 359) the Hoare annotation is: false [2021-10-13 07:33:02,464 INFO L853 garLoopResultBuilder]: At program point L356-2(lines 341 359) the Hoare annotation is: false [2021-10-13 07:33:02,464 INFO L853 garLoopResultBuilder]: At program point L356-3(lines 341 359) the Hoare annotation is: false [2021-10-13 07:33:02,464 INFO L853 garLoopResultBuilder]: At program point L356-4(lines 341 359) the Hoare annotation is: false [2021-10-13 07:33:02,465 INFO L853 garLoopResultBuilder]: At program point L356-5(lines 341 359) the Hoare annotation is: false [2021-10-13 07:33:02,465 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-10-13 07:33:02,465 INFO L857 garLoopResultBuilder]: For program point L92-2(lines 128 134) no Hoare annotation was computed. [2021-10-13 07:33:02,465 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 493) no Hoare annotation was computed. [2021-10-13 07:33:02,465 INFO L857 garLoopResultBuilder]: For program point L489-1(lines 128 134) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160-2(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160-3(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160-4(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,466 INFO L857 garLoopResultBuilder]: For program point L160-5(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-6(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-7(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-8(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-9(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-10(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,467 INFO L857 garLoopResultBuilder]: For program point L160-11(lines 160 177) no Hoare annotation was computed. [2021-10-13 07:33:02,468 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 566) no Hoare annotation was computed. [2021-10-13 07:33:02,468 INFO L860 garLoopResultBuilder]: At program point L559-1(lines 559 566) the Hoare annotation is: true [2021-10-13 07:33:02,468 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,468 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,468 INFO L857 garLoopResultBuilder]: For program point L164-2(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,468 INFO L857 garLoopResultBuilder]: For program point L164-3(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-4(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-5(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-6(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-7(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-8(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-9(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,469 INFO L857 garLoopResultBuilder]: For program point L164-10(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,470 INFO L857 garLoopResultBuilder]: For program point L164-11(lines 164 172) no Hoare annotation was computed. [2021-10-13 07:33:02,470 INFO L853 garLoopResultBuilder]: At program point L629(lines 1 1006) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:33:02,475 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:33:02,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:33:02 BoogieIcfgContainer [2021-10-13 07:33:02,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:33:02,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:33:02,568 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:33:02,568 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:33:02,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:34" (3/4) ... [2021-10-13 07:33:02,573 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:33:02,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:33:02,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:33:02,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:33:02,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:33:02,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:33:02,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:33:02,618 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:33:02,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(2bv32 == tmp___0)) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,652 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == 2bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32))) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,653 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,653 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,657 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,657 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,660 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,661 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 2bv32 == tmp___0) && 1bv32 == \result) && tmp == 0bv32 [2021-10-13 07:33:02,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32) [2021-10-13 07:33:02,663 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32) && tmp == 0bv32) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-10-13 07:33:02,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,665 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 07:33:02,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:33:02,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:33:02,784 INFO L168 Benchmark]: Toolchain (without parser) took 211966.41 ms. Allocated memory was 58.7 MB in the beginning and 4.6 GB in the end (delta: 4.6 GB). Free memory was 36.6 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,785 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:33:02,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.61 ms. Allocated memory is still 58.7 MB. Free memory was 36.5 MB in the beginning and 28.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.95 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 28.2 MB in the beginning and 73.4 MB in the end (delta: -45.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,786 INFO L168 Benchmark]: Boogie Preprocessor took 130.01 ms. Allocated memory is still 92.3 MB. Free memory was 73.4 MB in the beginning and 69.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,786 INFO L168 Benchmark]: RCFGBuilder took 2748.92 ms. Allocated memory is still 92.3 MB. Free memory was 68.8 MB in the beginning and 56.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,787 INFO L168 Benchmark]: TraceAbstraction took 207930.29 ms. Allocated memory was 92.3 MB in the beginning and 4.6 GB in the end (delta: 4.6 GB). Free memory was 56.3 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,788 INFO L168 Benchmark]: Witness Printer took 215.35 ms. Allocated memory is still 4.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:33:02,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 795.61 ms. Allocated memory is still 58.7 MB. Free memory was 36.5 MB in the beginning and 28.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 137.95 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 28.2 MB in the beginning and 73.4 MB in the end (delta: -45.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.01 ms. Allocated memory is still 92.3 MB. Free memory was 73.4 MB in the beginning and 69.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2748.92 ms. Allocated memory is still 92.3 MB. Free memory was 68.8 MB in the beginning and 56.8 MB in the end (delta: 12.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 207930.29 ms. Allocated memory was 92.3 MB in the beginning and 4.6 GB in the end (delta: 4.6 GB). Free memory was 56.3 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. * Witness Printer took 215.35 ms. Allocated memory is still 4.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 469]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 469]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 469]: 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, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 207715.3ms, OverallIterations: 20, TraceHistogramMax: 3, EmptinessCheckTime: 56.0ms, AutomataDifference: 23075.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 158829.9ms, InitialAbstractionConstructionTime: 22.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 3653 SDtfs, 7477 SDslu, 11900 SDs, 0 SdLazy, 1854 SolverSat, 283 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16350.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2735 GetRequests, 2511 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400 ImplicationChecksByTransitivity, 2123.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1171occurred in iteration=19, InterpolantAutomatonStates: 211, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1933.2ms AutomataMinimizationTime, 20 MinimizatonAttempts, 11651 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 1885 NumberOfFragments, 3331 HoareAnnotationTreeSize, 93 FomulaSimplifications, 483988464420 FormulaSimplificationTreeSizeReduction, 48007.6ms HoareSimplificationTime, 93 FomulaSimplificationsInter, 29260345048 FormulaSimplificationTreeSizeReductionInter, 110770.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 529.3ms SsaConstructionTime, 2664.8ms SatisfiabilityAnalysisTime, 8466.3ms InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 2548 ConstructedInterpolants, 0 QuantifiedInterpolants, 5848 SizeOfPredicates, 72 NumberOfNonLiveVariables, 6073 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 50 InterpolantComputations, 37 PerfectInterpolantSequences, 513/758 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: 277]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 2bv32 == tmp___0) && 1bv32 == \result) && tmp == 0bv32 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32) && tmp == 0bv32) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == 2bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32))) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(2bv32 == tmp___0)) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 07:33:02,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e644353-88ac-4626-92d1-84808c719aef/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...