./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 ............................................................................................................................................ 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_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:03,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:03,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:03,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:03,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:03,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:03,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:03,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:03,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:03,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:03,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:03,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:03,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:03,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:03,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:03,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:03,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:03,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:03,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:03,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:03,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:03,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:03,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:03,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:03,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:03,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:03,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:03,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:03,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:03,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:03,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:03,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:03,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:03,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:03,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:03,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:03,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:03,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:03,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:03,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:03,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:03,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:03,362 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:03,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:03,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:03,364 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:03,365 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:03,365 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:03,365 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:03,365 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:03,371 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:03,372 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:03,373 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:03,373 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:03,374 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:03,374 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:03,374 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:03,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:03,375 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:03,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:03,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:03,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:03,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:03,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:03,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:03,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:03,377 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:03,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:03,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:03,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:03,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:03,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:03,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:03,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:03,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:03,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:03,380 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:03,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:03,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:03,380 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:03,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:03,381 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_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 [2021-10-11 02:30:03,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:03,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:03,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:03,702 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:03,703 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:03,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 02:30:03,796 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/1888e15c3/03eacce5dfce4d518cdf16be9da339d5/FLAG60807ddf8 [2021-10-11 02:30:04,312 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:04,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 02:30:04,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/1888e15c3/03eacce5dfce4d518cdf16be9da339d5/FLAG60807ddf8 [2021-10-11 02:30:04,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/1888e15c3/03eacce5dfce4d518cdf16be9da339d5 [2021-10-11 02:30:04,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:04,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:04,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:04,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:04,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:04,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:04" (1/1) ... [2021-10-11 02:30:04,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65203db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:04, skipping insertion in model container [2021-10-11 02:30:04,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:04" (1/1) ... [2021-10-11 02:30:04,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:04,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:04,846 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 02:30:04,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:04,988 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:30:04,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6dd2ba76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:04, skipping insertion in model container [2021-10-11 02:30:04,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:04,998 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:05,001 INFO L168 Benchmark]: Toolchain (without parser) took 390.74 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 75.2 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:05,002 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 102.8 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:05,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.30 ms. Allocated memory is still 102.8 MB. Free memory was 69.8 MB in the beginning and 75.2 MB in the end (delta: -5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:05,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 102.8 MB. Free memory is still 59.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 388.30 ms. Allocated memory is still 102.8 MB. Free memory was 69.8 MB in the beginning and 75.2 MB in the end (delta: -5.4 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: 570]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:07,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:07,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:07,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:07,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:07,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:07,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:07,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:07,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:07,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:07,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:07,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:07,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:07,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:07,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:07,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:07,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:07,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:07,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:07,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:07,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:07,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:07,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:07,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:07,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:07,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:07,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:07,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:07,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:07,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:07,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:07,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:07,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:07,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:07,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:07,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:07,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:07,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:07,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:07,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:07,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:07,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:07,386 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:07,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:07,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:07,387 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:07,387 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:07,388 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:07,388 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:07,388 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:07,388 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:07,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:07,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:07,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:07,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:07,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:07,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:07,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:07,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:07,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:07,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:07,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:07,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:07,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:07,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:07,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:07,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:07,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:07,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:07,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:07,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:07,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:07,399 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:07,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:07,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:07,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:07,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:07,400 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_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 [2021-10-11 02:30:07,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:07,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:07,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:07,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:07,826 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:07,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 02:30:07,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/7ca8f274b/91f5672610ac40d0af99f09e52193bf9/FLAGf91dc4501 [2021-10-11 02:30:08,595 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:08,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 02:30:08,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/7ca8f274b/91f5672610ac40d0af99f09e52193bf9/FLAGf91dc4501 [2021-10-11 02:30:08,855 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/data/7ca8f274b/91f5672610ac40d0af99f09e52193bf9 [2021-10-11 02:30:08,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:08,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:08,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:08,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:08,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:08,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:08" (1/1) ... [2021-10-11 02:30:08,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57561be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:08, skipping insertion in model container [2021-10-11 02:30:08,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:08" (1/1) ... [2021-10-11 02:30:08,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:08,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:09,095 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 02:30:09,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:09,315 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:09,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:09,344 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 02:30:09,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:09,453 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:09,475 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 02:30:09,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:09,619 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:09,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09 WrapperNode [2021-10-11 02:30:09,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:09,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:09,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:09,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:09,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:09,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:09,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:09,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:09,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... [2021-10-11 02:30:09,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:09,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:09,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:09,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:09,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:12,534 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:12,534 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-11 02:30:12,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:12 BoogieIcfgContainer [2021-10-11 02:30:12,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:12,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:12,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:12,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:12,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:08" (1/3) ... [2021-10-11 02:30:12,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668497b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:12, skipping insertion in model container [2021-10-11 02:30:12,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:09" (2/3) ... [2021-10-11 02:30:12,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668497b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:12, skipping insertion in model container [2021-10-11 02:30:12,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:12" (3/3) ... [2021-10-11 02:30:12,546 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62.cil.c [2021-10-11 02:30:12,562 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:12,566 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:30:12,578 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:30:12,604 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:12,604 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:12,605 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:12,605 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:12,605 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:12,605 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:12,606 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:12,606 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2021-10-11 02:30:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:30:12,632 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:12,633 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:12,633 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:12,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:12,639 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-11 02:30:12,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:12,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900211305] [2021-10-11 02:30:12,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:12,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:12,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:12,916 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:12,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1900211305] [2021-10-11 02:30:12,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:12,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:12,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455363886] [2021-10-11 02:30:12,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:12,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:12,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:12,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:12,937 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2021-10-11 02:30:12,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:12,991 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-11 02:30:12,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:12,998 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:30:12,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:13,017 INFO L225 Difference]: With dead ends: 444 [2021-10-11 02:30:13,018 INFO L226 Difference]: Without dead ends: 221 [2021-10-11 02:30:13,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:13,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-11 02:30:13,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-11 02:30:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2021-10-11 02:30:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-11 02:30:13,110 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-11 02:30:13,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:13,111 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-11 02:30:13,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-11 02:30:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:30:13,113 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:13,113 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:13,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:13,328 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:13,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:13,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-11 02:30:13,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:13,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1113021356] [2021-10-11 02:30:13,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:13,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:13,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:13,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:13,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1113021356] [2021-10-11 02:30:13,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:13,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:13,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802088984] [2021-10-11 02:30:13,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:13,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:13,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:13,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:13,617 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2021-10-11 02:30:13,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:13,653 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-11 02:30:13,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:13,656 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:30:13,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:13,658 INFO L225 Difference]: With dead ends: 221 [2021-10-11 02:30:13,659 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:30:13,662 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:13,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:30:13,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 02:30:13,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:30:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-11 02:30:13,675 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-11 02:30:13,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:13,679 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-11 02:30:13,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-11 02:30:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:30:13,681 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:13,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:13,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:13,900 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:13,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:13,901 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-11 02:30:13,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:13,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187063242] [2021-10-11 02:30:13,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:14,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:14,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:14,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:14,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187063242] [2021-10-11 02:30:14,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:14,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:14,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741742363] [2021-10-11 02:30:14,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:14,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:14,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:14,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:14,181 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 3 states. [2021-10-11 02:30:14,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:14,240 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-11 02:30:14,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:14,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:30:14,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:14,243 INFO L225 Difference]: With dead ends: 160 [2021-10-11 02:30:14,243 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:30:14,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:14,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:30:14,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 02:30:14,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:30:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-11 02:30:14,270 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-11 02:30:14,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:14,271 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-11 02:30:14,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:14,271 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-11 02:30:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:30:14,273 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:14,273 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:14,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:14,497 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:14,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:14,498 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-11 02:30:14,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:14,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772466429] [2021-10-11 02:30:14,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:14,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:14,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:14,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:14,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [772466429] [2021-10-11 02:30:14,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:14,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:14,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286325624] [2021-10-11 02:30:14,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:14,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:14,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:14,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:14,754 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2021-10-11 02:30:14,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:14,848 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-11 02:30:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:14,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:30:14,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:14,850 INFO L225 Difference]: With dead ends: 166 [2021-10-11 02:30:14,851 INFO L226 Difference]: Without dead ends: 89 [2021-10-11 02:30:14,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:14,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-11 02:30:14,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-11 02:30:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:30:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-11 02:30:14,863 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-11 02:30:14,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:14,865 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-11 02:30:14,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:14,866 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-11 02:30:14,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 02:30:14,867 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:14,868 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:15,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,070 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:15,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:15,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-11 02:30:15,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:15,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1931256827] [2021-10-11 02:30:15,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:15,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:15,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:15,332 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:15,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1931256827] [2021-10-11 02:30:15,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:15,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:15,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718021535] [2021-10-11 02:30:15,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:15,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:15,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:15,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:15,335 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 5 states. [2021-10-11 02:30:15,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:15,473 INFO L93 Difference]: Finished difference Result 300 states and 428 transitions. [2021-10-11 02:30:15,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:30:15,474 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 02:30:15,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:15,476 INFO L225 Difference]: With dead ends: 300 [2021-10-11 02:30:15,476 INFO L226 Difference]: Without dead ends: 219 [2021-10-11 02:30:15,477 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:30:15,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-10-11 02:30:15,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 131. [2021-10-11 02:30:15,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-10-11 02:30:15,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 180 transitions. [2021-10-11 02:30:15,498 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 180 transitions. Word has length 31 [2021-10-11 02:30:15,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:15,498 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 180 transitions. [2021-10-11 02:30:15,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:15,499 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 180 transitions. [2021-10-11 02:30:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:30:15,500 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:15,500 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:15,720 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,721 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:15,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:15,721 INFO L82 PathProgramCache]: Analyzing trace with hash 303871374, now seen corresponding path program 1 times [2021-10-11 02:30:15,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:15,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211501636] [2021-10-11 02:30:15,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:15,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:30:15,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:15,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:15,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211501636] [2021-10-11 02:30:15,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:15,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:15,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610273459] [2021-10-11 02:30:15,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:30:15,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:15,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:30:15,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:30:15,970 INFO L87 Difference]: Start difference. First operand 131 states and 180 transitions. Second operand 4 states. [2021-10-11 02:30:17,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:17,656 INFO L93 Difference]: Finished difference Result 343 states and 483 transitions. [2021-10-11 02:30:17,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:30:17,657 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:30:17,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:17,659 INFO L225 Difference]: With dead ends: 343 [2021-10-11 02:30:17,659 INFO L226 Difference]: Without dead ends: 262 [2021-10-11 02:30:17,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:30:17,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2021-10-11 02:30:17,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 255. [2021-10-11 02:30:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2021-10-11 02:30:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 352 transitions. [2021-10-11 02:30:17,685 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 352 transitions. Word has length 32 [2021-10-11 02:30:17,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:17,686 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 352 transitions. [2021-10-11 02:30:17,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:30:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 352 transitions. [2021-10-11 02:30:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:30:17,693 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:17,693 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:17,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:30:17,909 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:17,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:17,910 INFO L82 PathProgramCache]: Analyzing trace with hash 562036812, now seen corresponding path program 1 times [2021-10-11 02:30:17,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:17,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981246417] [2021-10-11 02:30:17,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:18,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:30:18,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:18,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:18,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981246417] [2021-10-11 02:30:18,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:18,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:18,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549839394] [2021-10-11 02:30:18,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:30:18,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:18,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:30:18,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:30:18,168 INFO L87 Difference]: Start difference. First operand 255 states and 352 transitions. Second operand 4 states. [2021-10-11 02:30:18,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:18,294 INFO L93 Difference]: Finished difference Result 811 states and 1131 transitions. [2021-10-11 02:30:18,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:18,294 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:30:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:18,300 INFO L225 Difference]: With dead ends: 811 [2021-10-11 02:30:18,301 INFO L226 Difference]: Without dead ends: 603 [2021-10-11 02:30:18,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:18,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2021-10-11 02:30:18,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 261. [2021-10-11 02:30:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2021-10-11 02:30:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 357 transitions. [2021-10-11 02:30:18,342 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 357 transitions. Word has length 32 [2021-10-11 02:30:18,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:18,342 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 357 transitions. [2021-10-11 02:30:18,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:30:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 357 transitions. [2021-10-11 02:30:18,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:30:18,343 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:18,343 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:18,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:30:18,563 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:18,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:18,563 INFO L82 PathProgramCache]: Analyzing trace with hash 169009802, now seen corresponding path program 1 times [2021-10-11 02:30:18,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:18,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [597390128] [2021-10-11 02:30:18,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:18,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:18,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:18,814 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:18,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [597390128] [2021-10-11 02:30:18,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:18,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:18,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428356523] [2021-10-11 02:30:18,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:18,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:18,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:18,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:18,817 INFO L87 Difference]: Start difference. First operand 261 states and 357 transitions. Second operand 5 states. [2021-10-11 02:30:18,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:18,988 INFO L93 Difference]: Finished difference Result 833 states and 1154 transitions. [2021-10-11 02:30:18,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:18,989 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:30:18,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:18,994 INFO L225 Difference]: With dead ends: 833 [2021-10-11 02:30:18,995 INFO L226 Difference]: Without dead ends: 578 [2021-10-11 02:30:18,996 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:18,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2021-10-11 02:30:19,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 282. [2021-10-11 02:30:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 02:30:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2021-10-11 02:30:19,050 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 32 [2021-10-11 02:30:19,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:19,051 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2021-10-11 02:30:19,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:19,055 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2021-10-11 02:30:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:30:19,056 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:19,056 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:19,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:30:19,273 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:19,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:19,273 INFO L82 PathProgramCache]: Analyzing trace with hash -1224476223, now seen corresponding path program 1 times [2021-10-11 02:30:19,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:19,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828258290] [2021-10-11 02:30:19,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:19,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:19,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:19,539 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:19,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1828258290] [2021-10-11 02:30:19,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:19,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:19,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436969709] [2021-10-11 02:30:19,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:19,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:19,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:19,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:19,542 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand 6 states. [2021-10-11 02:30:19,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:19,947 INFO L93 Difference]: Finished difference Result 1302 states and 1734 transitions. [2021-10-11 02:30:19,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:30:19,948 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:30:19,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:19,955 INFO L225 Difference]: With dead ends: 1302 [2021-10-11 02:30:19,956 INFO L226 Difference]: Without dead ends: 1026 [2021-10-11 02:30:19,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:30:19,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2021-10-11 02:30:20,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 546. [2021-10-11 02:30:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2021-10-11 02:30:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 718 transitions. [2021-10-11 02:30:20,073 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 718 transitions. Word has length 35 [2021-10-11 02:30:20,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:20,075 INFO L481 AbstractCegarLoop]: Abstraction has 546 states and 718 transitions. [2021-10-11 02:30:20,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:20,076 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 718 transitions. [2021-10-11 02:30:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:30:20,077 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:20,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:20,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:30:20,294 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:20,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:20,295 INFO L82 PathProgramCache]: Analyzing trace with hash 550531139, now seen corresponding path program 1 times [2021-10-11 02:30:20,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:20,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [164359976] [2021-10-11 02:30:20,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:20,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:20,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:20,547 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:20,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [164359976] [2021-10-11 02:30:20,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:20,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:20,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815196819] [2021-10-11 02:30:20,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:20,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:20,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:20,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:20,549 INFO L87 Difference]: Start difference. First operand 546 states and 718 transitions. Second operand 6 states. [2021-10-11 02:30:22,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:22,548 INFO L93 Difference]: Finished difference Result 1156 states and 1514 transitions. [2021-10-11 02:30:22,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:30:22,548 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:30:22,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:22,553 INFO L225 Difference]: With dead ends: 1156 [2021-10-11 02:30:22,553 INFO L226 Difference]: Without dead ends: 704 [2021-10-11 02:30:22,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:22,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2021-10-11 02:30:22,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 540. [2021-10-11 02:30:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2021-10-11 02:30:22,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 706 transitions. [2021-10-11 02:30:22,632 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 706 transitions. Word has length 35 [2021-10-11 02:30:22,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:22,633 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 706 transitions. [2021-10-11 02:30:22,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 706 transitions. [2021-10-11 02:30:22,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:30:22,634 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:22,635 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:30:22,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:30:22,852 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:22,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:22,852 INFO L82 PathProgramCache]: Analyzing trace with hash 46891967, now seen corresponding path program 1 times [2021-10-11 02:30:22,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:22,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296464941] [2021-10-11 02:30:22,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:23,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:23,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:23,108 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:23,109 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:23,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296464941] [2021-10-11 02:30:23,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:23,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:23,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871047818] [2021-10-11 02:30:23,110 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:23,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:23,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:23,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:23,111 INFO L87 Difference]: Start difference. First operand 540 states and 706 transitions. Second operand 5 states. [2021-10-11 02:30:23,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:23,291 INFO L93 Difference]: Finished difference Result 1215 states and 1590 transitions. [2021-10-11 02:30:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:23,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-10-11 02:30:23,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:23,296 INFO L225 Difference]: With dead ends: 1215 [2021-10-11 02:30:23,296 INFO L226 Difference]: Without dead ends: 681 [2021-10-11 02:30:23,297 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:23,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2021-10-11 02:30:23,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 540. [2021-10-11 02:30:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2021-10-11 02:30:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 692 transitions. [2021-10-11 02:30:23,372 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 692 transitions. Word has length 52 [2021-10-11 02:30:23,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:23,373 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 692 transitions. [2021-10-11 02:30:23,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 692 transitions. [2021-10-11 02:30:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:30:23,374 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:23,374 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-10-11 02:30:23,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:30:23,590 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:23,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:23,590 INFO L82 PathProgramCache]: Analyzing trace with hash 748491841, now seen corresponding path program 1 times [2021-10-11 02:30:23,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:23,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200689920] [2021-10-11 02:30:23,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:23,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:30:23,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:30:23,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:23,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200689920] [2021-10-11 02:30:23,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:23,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:23,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505329659] [2021-10-11 02:30:23,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:30:23,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:23,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:30:23,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:30:23,873 INFO L87 Difference]: Start difference. First operand 540 states and 692 transitions. Second operand 4 states. [2021-10-11 02:30:24,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:24,012 INFO L93 Difference]: Finished difference Result 1129 states and 1458 transitions. [2021-10-11 02:30:24,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:30:24,012 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2021-10-11 02:30:24,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:24,016 INFO L225 Difference]: With dead ends: 1129 [2021-10-11 02:30:24,016 INFO L226 Difference]: Without dead ends: 595 [2021-10-11 02:30:24,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:24,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2021-10-11 02:30:24,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 464. [2021-10-11 02:30:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:30:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 587 transitions. [2021-10-11 02:30:24,091 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 587 transitions. Word has length 52 [2021-10-11 02:30:24,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:24,091 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 587 transitions. [2021-10-11 02:30:24,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:30:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 587 transitions. [2021-10-11 02:30:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 02:30:24,092 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:24,092 INFO L422 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] [2021-10-11 02:30:24,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:30:24,312 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:24,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:24,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1947303487, now seen corresponding path program 1 times [2021-10-11 02:30:24,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:24,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905420173] [2021-10-11 02:30:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:24,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:24,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:30:24,520 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:24,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905420173] [2021-10-11 02:30:24,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:24,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:24,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199086020] [2021-10-11 02:30:24,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:24,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:24,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:24,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:24,522 INFO L87 Difference]: Start difference. First operand 464 states and 587 transitions. Second operand 6 states. [2021-10-11 02:30:24,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:24,806 INFO L93 Difference]: Finished difference Result 1272 states and 1654 transitions. [2021-10-11 02:30:24,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 02:30:24,807 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 02:30:24,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:24,812 INFO L225 Difference]: With dead ends: 1272 [2021-10-11 02:30:24,812 INFO L226 Difference]: Without dead ends: 862 [2021-10-11 02:30:24,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:30:24,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2021-10-11 02:30:24,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 464. [2021-10-11 02:30:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:30:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 585 transitions. [2021-10-11 02:30:24,875 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 585 transitions. Word has length 53 [2021-10-11 02:30:24,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:24,876 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 585 transitions. [2021-10-11 02:30:24,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 585 transitions. [2021-10-11 02:30:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 02:30:24,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:24,877 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:25,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:30:25,088 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:25,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:25,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1332214153, now seen corresponding path program 1 times [2021-10-11 02:30:25,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:25,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735134662] [2021-10-11 02:30:25,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:25,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:25,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:25,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:25,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735134662] [2021-10-11 02:30:25,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [266928927] [2021-10-11 02:30:25,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:25,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:25,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:30:25,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:25,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:30:25,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2021-10-11 02:30:25,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635201612] [2021-10-11 02:30:25,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:25,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:25,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:25,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:30:25,653 INFO L87 Difference]: Start difference. First operand 464 states and 585 transitions. Second operand 5 states. [2021-10-11 02:30:26,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:26,050 INFO L93 Difference]: Finished difference Result 1304 states and 1627 transitions. [2021-10-11 02:30:26,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:30:26,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 02:30:26,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:26,057 INFO L225 Difference]: With dead ends: 1304 [2021-10-11 02:30:26,058 INFO L226 Difference]: Without dead ends: 1302 [2021-10-11 02:30:26,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:30:26,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2021-10-11 02:30:26,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 464. [2021-10-11 02:30:26,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:30:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 581 transitions. [2021-10-11 02:30:26,128 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 581 transitions. Word has length 54 [2021-10-11 02:30:26,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:26,128 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 581 transitions. [2021-10-11 02:30:26,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 581 transitions. [2021-10-11 02:30:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:30:26,129 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:26,130 INFO L422 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, 1, 1, 1] [2021-10-11 02:30:26,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3 [2021-10-11 02:30:26,534 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:26,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:26,534 INFO L82 PathProgramCache]: Analyzing trace with hash -1553978118, now seen corresponding path program 1 times [2021-10-11 02:30:26,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:26,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [623084691] [2021-10-11 02:30:26,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:26,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:26,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:26,787 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:26,809 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:30:26,809 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:30:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:26,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [623084691] [2021-10-11 02:30:26,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [116040809] [2021-10-11 02:30:26,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 18 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:27,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 02:30:27,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:27,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:27,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115330849] [2021-10-11 02:30:27,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:30:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:27,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:30:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:27,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:30:27,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:30:27,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:30:27,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2021-10-11 02:30:27,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30274578] [2021-10-11 02:30:27,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-10-11 02:30:27,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:27,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-11 02:30:27,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:30:27,518 INFO L87 Difference]: Start difference. First operand 464 states and 581 transitions. Second operand 13 states. [2021-10-11 02:30:33,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:33,639 INFO L93 Difference]: Finished difference Result 4599 states and 5845 transitions. [2021-10-11 02:30:33,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-11 02:30:33,640 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 60 [2021-10-11 02:30:33,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:33,665 INFO L225 Difference]: With dead ends: 4599 [2021-10-11 02:30:33,665 INFO L226 Difference]: Without dead ends: 4189 [2021-10-11 02:30:33,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2217 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2021-10-11 02:30:33,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4189 states. [2021-10-11 02:30:33,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4189 to 650. [2021-10-11 02:30:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2021-10-11 02:30:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 839 transitions. [2021-10-11 02:30:33,810 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 839 transitions. Word has length 60 [2021-10-11 02:30:33,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:33,810 INFO L481 AbstractCegarLoop]: Abstraction has 650 states and 839 transitions. [2021-10-11 02:30:33,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-10-11 02:30:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 839 transitions. [2021-10-11 02:30:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 02:30:33,812 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:33,812 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 02:30:34,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:34,427 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:34,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:34,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1550529311, now seen corresponding path program 1 times [2021-10-11 02:30:34,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:34,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1209475099] [2021-10-11 02:30:34,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:34,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:34,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:34,714 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 02:30:34,715 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:34,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1209475099] [2021-10-11 02:30:34,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:34,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:34,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113241416] [2021-10-11 02:30:34,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:34,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:34,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:34,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:34,717 INFO L87 Difference]: Start difference. First operand 650 states and 839 transitions. Second operand 5 states. [2021-10-11 02:30:34,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:34,820 INFO L93 Difference]: Finished difference Result 1024 states and 1299 transitions. [2021-10-11 02:30:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:34,821 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2021-10-11 02:30:34,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:34,821 INFO L225 Difference]: With dead ends: 1024 [2021-10-11 02:30:34,821 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:34,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:34,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:34,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:34,824 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-11 02:30:34,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:34,824 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:34,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:34,824 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:34,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:35,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3 [2021-10-11 02:30:35,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:35,462 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 122 [2021-10-11 02:30:36,249 WARN L197 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 207 [2021-10-11 02:30:36,706 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 174 [2021-10-11 02:30:37,203 WARN L197 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 225 [2021-10-11 02:30:37,353 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 134 [2021-10-11 02:30:37,856 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 226 [2021-10-11 02:30:38,049 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 123 [2021-10-11 02:30:38,419 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 225 [2021-10-11 02:30:38,570 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 144 [2021-10-11 02:30:39,545 WARN L197 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 39 [2021-10-11 02:30:39,904 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 21 [2021-10-11 02:30:40,152 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2021-10-11 02:30:42,071 WARN L197 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 203 DAG size of output: 42 [2021-10-11 02:30:42,264 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2021-10-11 02:30:42,474 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 26 [2021-10-11 02:30:42,724 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 21 [2021-10-11 02:30:44,471 WARN L197 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 169 DAG size of output: 47 [2021-10-11 02:30:46,725 WARN L197 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 222 DAG size of output: 39 [2021-10-11 02:30:47,403 WARN L197 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 36 [2021-10-11 02:30:49,432 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 215 DAG size of output: 38 [2021-10-11 02:30:49,717 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 35 [2021-10-11 02:30:50,470 WARN L197 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 47 [2021-10-11 02:30:52,590 WARN L197 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 222 DAG size of output: 39 [2021-10-11 02:30:52,799 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 35 [2021-10-11 02:30:53,760 WARN L197 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 49 [2021-10-11 02:30:53,763 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L433(lines 1 1009) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L368(lines 353 371) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L368-1(lines 353 371) the Hoare annotation is: false [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L368-2(lines 353 371) the Hoare annotation is: false [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L368-3(lines 353 371) the Hoare annotation is: false [2021-10-11 02:30:53,764 INFO L258 CegarLoopResult]: At program point L368-4(lines 353 371) the Hoare annotation is: false [2021-10-11 02:30:53,765 INFO L258 CegarLoopResult]: At program point L368-5(lines 353 371) the Hoare annotation is: false [2021-10-11 02:30:53,765 INFO L262 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-10-11 02:30:53,765 INFO L258 CegarLoopResult]: At program point L104-2(lines 140 146) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 .cse4 .cse3) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2 .cse3))) [2021-10-11 02:30:53,765 INFO L262 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,765 INFO L262 CegarLoopResult]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,765 INFO L262 CegarLoopResult]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,765 INFO L262 CegarLoopResult]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-6(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-7(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-8(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-9(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,766 INFO L262 CegarLoopResult]: For program point L172-10(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L172-11(lines 172 189) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L258 CegarLoopResult]: At program point L505(lines 501 507) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,767 INFO L262 CegarLoopResult]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-6(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-7(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-8(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-9(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-10(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L262 CegarLoopResult]: For program point L176-11(lines 176 184) no Hoare annotation was computed. [2021-10-11 02:30:53,768 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L258 CegarLoopResult]: At program point L114(lines 65 115) the Hoare annotation is: false [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-10-11 02:30:53,769 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:53,770 INFO L258 CegarLoopResult]: At program point L983(lines 978 986) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse2 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse6 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse8 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse8 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse5 .cse6 .cse8 .cse7 .cse9))) [2021-10-11 02:30:53,770 INFO L258 CegarLoopResult]: At program point L983-1(lines 978 986) the Hoare annotation is: false [2021-10-11 02:30:53,770 INFO L258 CegarLoopResult]: At program point L983-2(lines 978 986) the Hoare annotation is: false [2021-10-11 02:30:53,770 INFO L262 CegarLoopResult]: For program point L390(lines 390 403) no Hoare annotation was computed. [2021-10-11 02:30:53,771 INFO L258 CegarLoopResult]: At program point L390-1(lines 1 1009) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967294 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse9 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse10 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse4 .cse0 .cse5 .cse6 .cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse8 .cse9 .cse3 .cse10 .cse11) (and .cse4 .cse0 .cse5 .cse6 .cse2 .cse7 .cse8 .cse9 .cse10 .cse3 .cse11))) [2021-10-11 02:30:53,771 INFO L262 CegarLoopResult]: For program point L390-2(lines 390 403) no Hoare annotation was computed. [2021-10-11 02:30:53,771 INFO L258 CegarLoopResult]: At program point L390-3(lines 1 1009) the Hoare annotation is: false [2021-10-11 02:30:53,771 INFO L262 CegarLoopResult]: For program point L390-4(lines 390 403) no Hoare annotation was computed. [2021-10-11 02:30:53,771 INFO L258 CegarLoopResult]: At program point L390-5(lines 1 1009) the Hoare annotation is: false [2021-10-11 02:30:53,771 INFO L258 CegarLoopResult]: At program point L457-2(lines 457 471) the Hoare annotation is: false [2021-10-11 02:30:53,771 INFO L262 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2021-10-11 02:30:53,771 INFO L262 CegarLoopResult]: For program point L260(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-2(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-4(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-6(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-8(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-10(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-12(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-14(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,772 INFO L262 CegarLoopResult]: For program point L260-16(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L260-18(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L260-20(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L260-22(lines 260 266) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L394-2(lines 394 400) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L394-4(lines 394 400) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L461-1(lines 140 146) no Hoare annotation was computed. [2021-10-11 02:30:53,773 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L528(lines 528 535) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L265 CegarLoopResult]: At program point L528-1(lines 528 535) the Hoare annotation is: true [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L198(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L198-3(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,774 INFO L262 CegarLoopResult]: For program point L198-4(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L198-5(lines 198 215) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-1(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-2(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-3(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-4(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-5(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,775 INFO L262 CegarLoopResult]: For program point L991-6(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L991-7(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L991-8(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L991-9(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L991-10(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L991-11(lines 991 997) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L67(lines 66 113) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L926(lines 926 930) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 02:30:53,776 INFO L262 CegarLoopResult]: For program point L202(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L262 CegarLoopResult]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L262 CegarLoopResult]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L262 CegarLoopResult]: For program point L202-3(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L262 CegarLoopResult]: For program point L202-4(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L262 CegarLoopResult]: For program point L202-5(lines 202 210) no Hoare annotation was computed. [2021-10-11 02:30:53,777 INFO L258 CegarLoopResult]: At program point L996(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,777 INFO L258 CegarLoopResult]: At program point L996-1(lines 987 1000) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-2(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-3(lines 987 1000) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse3 .cse4 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2))) [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-4(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-5(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-6(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-7(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,778 INFO L258 CegarLoopResult]: At program point L996-8(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L996-9(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L996-10(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L996-11(lines 987 1000) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L140(lines 139 158) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse2) (and .cse0 .cse3 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse3 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3 .cse2))) [2021-10-11 02:30:53,779 INFO L262 CegarLoopResult]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2021-10-11 02:30:53,779 INFO L265 CegarLoopResult]: At program point L537(lines 518 540) the Hoare annotation is: true [2021-10-11 02:30:53,779 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:30:53,779 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 02:30:53,779 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse5 .cse1 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse6 .cse0 .cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse3 .cse4) (and .cse6 .cse0 .cse7 .cse1 .cse3 .cse4))) [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-5(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-8(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-9(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-11(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-12(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-14(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-15(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,780 INFO L262 CegarLoopResult]: For program point L343-17(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-18(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-20(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-21(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-23(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-24(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-26(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-27(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-29(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,781 INFO L262 CegarLoopResult]: For program point L343-30(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,782 INFO L262 CegarLoopResult]: For program point L343-32(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,782 INFO L262 CegarLoopResult]: For program point L343-33(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,782 INFO L262 CegarLoopResult]: For program point L343-35(lines 343 347) no Hoare annotation was computed. [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L147(lines 147 153) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse5 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse7 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|))) (or (and (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv4294967295 32)) (_ bv0 32)) .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3) (and .cse0 .cse4 .cse5 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse6 .cse7 .cse8 .cse3 .cse9) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse2 .cse6 .cse7 .cse3 .cse8 .cse9))) [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006-1(lines 1001 1009) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006-2(lines 1001 1009) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006-3(lines 1001 1009) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006-4(lines 1001 1009) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L1006-5(lines 1001 1009) the Hoare annotation is: false [2021-10-11 02:30:53,782 INFO L258 CegarLoopResult]: At program point L349(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-1(lines 334 352) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv4294967295 32)) (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-2(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-3(lines 334 352) the Hoare annotation is: (let ((.cse3 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv4294967295 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse6 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32)) .cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (and .cse3 .cse0 .cse4 .cse5 .cse6 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse7 .cse2) (and .cse3 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse4 .cse5 .cse6 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse7 .cse2))) [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-4(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-5(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,783 INFO L258 CegarLoopResult]: At program point L349-6(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L258 CegarLoopResult]: At program point L349-7(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L258 CegarLoopResult]: At program point L349-8(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L258 CegarLoopResult]: At program point L349-9(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L258 CegarLoopResult]: At program point L349-10(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L258 CegarLoopResult]: At program point L349-11(lines 334 352) the Hoare annotation is: false [2021-10-11 02:30:53,784 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:53,784 INFO L262 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L86-1(lines 86 92) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 .cse4 .cse3) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) .cse3 .cse4) (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2 .cse3))) [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L285(lines 278 288) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L285-1(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L285-2(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L285-3(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,785 INFO L258 CegarLoopResult]: At program point L285-4(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32)) (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-5(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-6(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-7(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-8(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-9(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-10(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-11(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,786 INFO L258 CegarLoopResult]: At program point L285-12(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,787 INFO L258 CegarLoopResult]: At program point L285-13(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,787 INFO L258 CegarLoopResult]: At program point L285-14(lines 278 288) the Hoare annotation is: false [2021-10-11 02:30:53,787 INFO L262 CegarLoopResult]: For program point L224(lines 224 241) no Hoare annotation was computed. [2021-10-11 02:30:53,787 INFO L262 CegarLoopResult]: For program point L224-1(lines 224 241) no Hoare annotation was computed. [2021-10-11 02:30:53,787 INFO L262 CegarLoopResult]: For program point L224-2(lines 224 241) no Hoare annotation was computed. [2021-10-11 02:30:53,787 INFO L258 CegarLoopResult]: At program point L951(lines 946 954) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:53,787 INFO L258 CegarLoopResult]: At program point L951-1(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,787 INFO L258 CegarLoopResult]: At program point L951-2(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-3(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-4(lines 946 954) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32)) (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-5(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-6(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-7(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-8(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,788 INFO L258 CegarLoopResult]: At program point L951-9(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L951-10(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L951-11(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L951-12(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L951-13(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L951-14(lines 946 954) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L294(lines 289 297) the Hoare annotation is: false [2021-10-11 02:30:53,789 INFO L258 CegarLoopResult]: At program point L294-1(lines 289 297) the Hoare annotation is: false [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L258 CegarLoopResult]: At program point L294-2(lines 289 297) the Hoare annotation is: false [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L228-1(lines 228 236) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L96(lines 96 109) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L362(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L362-3(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,790 INFO L262 CegarLoopResult]: For program point L362-5(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-6(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-8(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-9(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-11(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-12(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-14(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-15(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,791 INFO L262 CegarLoopResult]: For program point L362-17(lines 362 366) no Hoare annotation was computed. [2021-10-11 02:30:53,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:53 BoogieIcfgContainer [2021-10-11 02:30:53,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:53,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:53,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:53,827 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:53,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:12" (3/4) ... [2021-10-11 02:30:53,831 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:53,860 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:53,862 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:53,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:53,868 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:53,870 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:53,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:53,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:53,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:53,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:53,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 2bv32 == \result) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) [2021-10-11 02:30:53,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:30:53,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:53,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:53,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:53,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) [2021-10-11 02:30:53,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 2bv32 == \result) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) [2021-10-11 02:30:53,904 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:53,905 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:53,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) || ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:53,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && !(0bv32 == \result)) && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:30:53,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 [2021-10-11 02:30:53,910 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 [2021-10-11 02:30:53,910 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:30:53,911 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result [2021-10-11 02:30:53,911 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && !(0bv32 == \result)) && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 [2021-10-11 02:30:53,912 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result [2021-10-11 02:30:53,998 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1298003-8fc3-43f6-9871-bb54050f6f94/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:53,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:53,999 INFO L168 Benchmark]: Toolchain (without parser) took 45138.28 ms. Allocated memory was 67.1 MB in the beginning and 337.6 MB in the end (delta: 270.5 MB). Free memory was 46.0 MB in the beginning and 165.5 MB in the end (delta: -119.5 MB). Peak memory consumption was 152.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:53,999 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 67.1 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:54,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.50 ms. Allocated memory is still 67.1 MB. Free memory was 45.7 MB in the beginning and 30.1 MB in the end (delta: 15.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.95 ms. Allocated memory is still 67.1 MB. Free memory was 30.1 MB in the beginning and 44.8 MB in the end (delta: -14.7 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,000 INFO L168 Benchmark]: Boogie Preprocessor took 130.51 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,001 INFO L168 Benchmark]: RCFGBuilder took 2661.15 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 40.6 MB in the beginning and 44.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,001 INFO L168 Benchmark]: TraceAbstraction took 41287.74 ms. Allocated memory was 90.2 MB in the beginning and 337.6 MB in the end (delta: 247.5 MB). Free memory was 43.8 MB in the beginning and 184.3 MB in the end (delta: -140.6 MB). Peak memory consumption was 185.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,002 INFO L168 Benchmark]: Witness Printer took 170.87 ms. Allocated memory is still 337.6 MB. Free memory was 184.3 MB in the beginning and 165.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:54,004 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 67.1 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 758.50 ms. Allocated memory is still 67.1 MB. Free memory was 45.7 MB in the beginning and 30.1 MB in the end (delta: 15.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.95 ms. Allocated memory is still 67.1 MB. Free memory was 30.1 MB in the beginning and 44.8 MB in the end (delta: -14.7 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.51 ms. Allocated memory is still 67.1 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2661.15 ms. Allocated memory was 67.1 MB in the beginning and 90.2 MB in the end (delta: 23.1 MB). Free memory was 40.6 MB in the beginning and 44.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41287.74 ms. Allocated memory was 90.2 MB in the beginning and 337.6 MB in the end (delta: 247.5 MB). Free memory was 43.8 MB in the beginning and 184.3 MB in the end (delta: -140.6 MB). Peak memory consumption was 185.2 MB. Max. memory is 16.1 GB. * Witness Printer took 170.87 ms. Allocated memory is still 337.6 MB. Free memory was 184.3 MB in the beginning and 165.5 MB 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: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 2bv32 == \result) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == tmp) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) || ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && !(0bv32 == \result)) && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && !(0bv32 == \result)) && splverifierCounter == 0bv32) && 1bv32 == \result) && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: (((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 2bv32 == \result) && tmp == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == tmp) && tmp == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.4s, OverallIterations: 16, TraceHistogramMax: 3, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2669 SDtfs, 5888 SDslu, 5983 SDs, 0 SdLazy, 1094 SolverSat, 233 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1125 GetRequests, 974 SyntacticMatches, 0 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2269 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=650occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 6426 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 237 NumberOfFragments, 1328 HoareAnnotationTreeSize, 91 FomulaSimplifications, 17327434 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 91 FomulaSimplificationsInter, 3702651 FormulaSimplificationTreeSizeReductionInter, 15.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1018 ConstructedInterpolants, 0 QuantifiedInterpolants, 170153 SizeOfPredicates, 50 NumberOfNonLiveVariables, 4332 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 23 InterpolantComputations, 15 PerfectInterpolantSequences, 155/221 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...