./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 29e1776280b08715eabf298fe4ff149758448bf2 ............................................................................................................................................ 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 29e1776280b08715eabf298fe4ff149758448bf2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:23:13,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:13,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:13,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:13,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:13,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:13,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:13,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:13,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:13,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:13,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:13,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:13,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:13,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:13,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:13,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:13,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:13,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:13,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:13,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:13,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:13,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:13,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:13,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:13,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:13,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:13,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:13,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:13,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:13,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:13,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:13,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:13,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:13,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:13,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:13,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:13,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:13,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:13,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:13,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:13,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:13,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:13,422 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:13,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:13,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:13,425 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:13,425 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:13,425 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:13,426 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:13,426 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:13,434 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:13,435 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:13,436 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:13,436 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:13,437 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:13,437 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:13,438 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:13,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:13,441 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:13,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:13,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:13,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:13,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:13,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:13,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:13,443 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:13,443 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:13,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:13,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:13,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:13,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:13,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:13,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:13,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:13,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:13,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:13,449 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:13,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:13,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:13,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:13,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:13,451 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e1776280b08715eabf298fe4ff149758448bf2 [2021-10-11 02:23:13,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:13,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:13,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:13,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:13,800 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:13,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-11 02:23:13,881 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/bada93923/90c83f0ab79d4ee59157ced2bcb3c559/FLAG4c652d81c [2021-10-11 02:23:14,555 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:14,556 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-11 02:23:14,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/bada93923/90c83f0ab79d4ee59157ced2bcb3c559/FLAG4c652d81c [2021-10-11 02:23:14,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/bada93923/90c83f0ab79d4ee59157ced2bcb3c559 [2021-10-11 02:23:14,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:14,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:14,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:14,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:14,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:14,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:14" (1/1) ... [2021-10-11 02:23:14,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a61543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:14, skipping insertion in model container [2021-10-11 02:23:14,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:14" (1/1) ... [2021-10-11 02:23:14,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:14,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:15,314 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-11 02:23:15,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:15,336 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 02:23:15,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ff3778b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:15, skipping insertion in model container [2021-10-11 02:23:15,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:15,338 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:15,341 INFO L168 Benchmark]: Toolchain (without parser) took 488.71 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 68.9 MB in the beginning and 101.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:15,344 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory was 51.3 MB in the beginning and 51.2 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:15,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.07 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 68.6 MB in the beginning and 101.7 MB in the end (delta: -33.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:15,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory was 51.3 MB in the beginning and 51.2 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.07 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 68.6 MB in the beginning and 101.7 MB in the end (delta: -33.1 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: 470]: 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 02:23:17,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:17,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:17,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:17,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:17,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:17,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:17,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:17,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:17,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:17,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:17,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:17,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:17,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:17,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:17,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:17,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:17,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:17,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:17,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:17,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:17,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:17,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:17,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:17,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:17,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:17,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:17,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:17,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:17,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:17,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:17,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:17,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:17,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:17,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:17,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:17,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:17,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:17,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:17,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:17,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:17,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:23:17,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:17,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:17,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:17,974 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:17,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:17,974 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:17,975 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:17,975 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:17,975 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:17,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:17,979 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:17,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:17,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:17,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:17,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:17,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:17,980 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:17,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:17,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:17,981 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:17,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:17,982 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:17,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:17,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:17,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:17,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:17,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:17,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:17,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:17,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:17,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:17,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:17,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:17,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:17,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:17,986 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e1776280b08715eabf298fe4ff149758448bf2 [2021-10-11 02:23:18,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:18,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:18,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:18,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:18,537 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:18,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-11 02:23:18,612 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/0df64380d/44712d5e4ce34796b108ce9d9d647778/FLAG91dc027d9 [2021-10-11 02:23:19,204 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:19,205 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-11 02:23:19,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/0df64380d/44712d5e4ce34796b108ce9d9d647778/FLAG91dc027d9 [2021-10-11 02:23:19,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/data/0df64380d/44712d5e4ce34796b108ce9d9d647778 [2021-10-11 02:23:19,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:19,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:19,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:19,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:19,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:19,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:19" (1/1) ... [2021-10-11 02:23:19,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123be514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:19, skipping insertion in model container [2021-10-11 02:23:19,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:19" (1/1) ... [2021-10-11 02:23:19,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:19,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:20,046 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-11 02:23:20,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:20,074 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:23:20,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:20,184 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-11 02:23:20,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:20,192 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:23:20,267 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_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-11 02:23:20,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:20,325 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:23:20,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20 WrapperNode [2021-10-11 02:23:20,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:20,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:23:20,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:23:20,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:23:20,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:23:20,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:23:20,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:23:20,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:23:20,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... [2021-10-11 02:23:20,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:23:20,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:23:20,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:23:20,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:23:20,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:23:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:23:20,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:23:20,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:23:23,391 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:23:23,391 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-11 02:23:23,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:23 BoogieIcfgContainer [2021-10-11 02:23:23,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:23:23,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:23:23,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:23:23,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:23:23,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:23:19" (1/3) ... [2021-10-11 02:23:23,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ccf44b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:23:23, skipping insertion in model container [2021-10-11 02:23:23,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:20" (2/3) ... [2021-10-11 02:23:23,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ccf44b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:23:23, skipping insertion in model container [2021-10-11 02:23:23,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:23" (3/3) ... [2021-10-11 02:23:23,401 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product30.cil.c [2021-10-11 02:23:23,413 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:23:23,417 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:23:23,425 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:23:23,447 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:23:23,447 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:23:23,447 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:23:23,447 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:23:23,447 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:23:23,447 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:23:23,448 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:23:23,448 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:23:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2021-10-11 02:23:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:23:23,468 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:23,469 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:23:23,469 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:23,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:23,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-11 02:23:23,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:23,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269437762] [2021-10-11 02:23:23,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:23,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:23:23,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:23,804 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 02:23:23,804 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:23,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269437762] [2021-10-11 02:23:23,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:23,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:23:23,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301343211] [2021-10-11 02:23:23,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:23:23,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:23,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:23:23,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:23:23,839 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2021-10-11 02:23:23,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:23,906 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-11 02:23:23,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:23:23,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:23:23,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:23,927 INFO L225 Difference]: With dead ends: 204 [2021-10-11 02:23:23,927 INFO L226 Difference]: Without dead ends: 101 [2021-10-11 02:23:23,932 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 02:23:23,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-11 02:23:23,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-11 02:23:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2021-10-11 02:23:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-11 02:23:23,997 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-11 02:23:23,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:23,998 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-11 02:23:23,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:23:23,998 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-11 02:23:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:23:24,002 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:24,002 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 02:23:24,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:23:24,215 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:24,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:24,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-11 02:23:24,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:24,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817289386] [2021-10-11 02:23:24,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:24,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:23:24,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:24,505 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 02:23:24,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:24,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817289386] [2021-10-11 02:23:24,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:24,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:23:24,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602034313] [2021-10-11 02:23:24,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:23:24,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:24,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:23:24,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:23:24,509 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2021-10-11 02:23:24,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:24,532 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-11 02:23:24,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:23:24,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:23:24,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:24,534 INFO L225 Difference]: With dead ends: 101 [2021-10-11 02:23:24,535 INFO L226 Difference]: Without dead ends: 43 [2021-10-11 02:23:24,536 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 02:23:24,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-11 02:23:24,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-11 02:23:24,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-10-11 02:23:24,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-11 02:23:24,543 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-11 02:23:24,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:24,544 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-11 02:23:24,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:23:24,544 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-11 02:23:24,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:23:24,545 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:24,546 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 02:23:24,759 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:23:24,760 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:24,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:24,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-11 02:23:24,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:24,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449308411] [2021-10-11 02:23:24,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:25,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:23:25,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:25,061 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 02:23:25,061 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:25,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449308411] [2021-10-11 02:23:25,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:25,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:23:25,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808840800] [2021-10-11 02:23:25,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:23:25,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:25,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:23:25,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:23:25,076 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2021-10-11 02:23:25,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:25,133 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-11 02:23:25,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:23:25,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:23:25,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:25,139 INFO L225 Difference]: With dead ends: 80 [2021-10-11 02:23:25,139 INFO L226 Difference]: Without dead ends: 43 [2021-10-11 02:23:25,139 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 02:23:25,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-11 02:23:25,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-11 02:23:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2021-10-11 02:23:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-11 02:23:25,146 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-11 02:23:25,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:25,146 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-11 02:23:25,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:23:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-11 02:23:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:23:25,147 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:25,147 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:23:25,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:23:25,348 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:25,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:25,349 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-11 02:23:25,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:25,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471636119] [2021-10-11 02:23:25,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:25,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:23:25,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:25,620 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 02:23:25,620 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:25,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471636119] [2021-10-11 02:23:25,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:25,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:23:25,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093213747] [2021-10-11 02:23:25,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:23:25,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:25,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:23:25,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:23:25,623 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2021-10-11 02:23:25,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:25,779 INFO L93 Difference]: Finished difference Result 170 states and 251 transitions. [2021-10-11 02:23:25,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:23:25,780 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:23:25,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:25,782 INFO L225 Difference]: With dead ends: 170 [2021-10-11 02:23:25,782 INFO L226 Difference]: Without dead ends: 133 [2021-10-11 02:23:25,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 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 02:23:25,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-10-11 02:23:25,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 76. [2021-10-11 02:23:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2021-10-11 02:23:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-11 02:23:25,802 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 24 [2021-10-11 02:23:25,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:25,802 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-11 02:23:25,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:23:25,803 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-11 02:23:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:23:25,804 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:25,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:23:26,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:23:26,025 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:26,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:26,026 INFO L82 PathProgramCache]: Analyzing trace with hash -376429690, now seen corresponding path program 1 times [2021-10-11 02:23:26,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:26,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1427531512] [2021-10-11 02:23:26,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:26,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:23:26,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:26,355 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 02:23:26,356 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:26,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1427531512] [2021-10-11 02:23:26,356 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:26,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:23:26,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635584855] [2021-10-11 02:23:26,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:23:26,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:26,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:23:26,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:23:26,359 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 6 states. [2021-10-11 02:23:27,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:27,862 INFO L93 Difference]: Finished difference Result 227 states and 331 transitions. [2021-10-11 02:23:27,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:23:27,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2021-10-11 02:23:27,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:27,865 INFO L225 Difference]: With dead ends: 227 [2021-10-11 02:23:27,865 INFO L226 Difference]: Without dead ends: 190 [2021-10-11 02:23:27,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 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 02:23:27,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-11 02:23:27,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 142. [2021-10-11 02:23:27,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2021-10-11 02:23:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 203 transitions. [2021-10-11 02:23:27,887 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 203 transitions. Word has length 25 [2021-10-11 02:23:27,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:27,887 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 203 transitions. [2021-10-11 02:23:27,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:23:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 203 transitions. [2021-10-11 02:23:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:23:27,889 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:27,889 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 02:23:28,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:23:28,109 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:28,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:28,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1913417034, now seen corresponding path program 1 times [2021-10-11 02:23:28,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:28,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1427915093] [2021-10-11 02:23:28,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:28,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:23:28,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:28,354 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 02:23:28,354 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:28,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1427915093] [2021-10-11 02:23:28,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:28,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:23:28,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171677205] [2021-10-11 02:23:28,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:23:28,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:28,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:23:28,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:23:28,357 INFO L87 Difference]: Start difference. First operand 142 states and 203 transitions. Second operand 3 states. [2021-10-11 02:23:29,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:30,000 INFO L93 Difference]: Finished difference Result 347 states and 499 transitions. [2021-10-11 02:23:30,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:23:30,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:23:30,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:30,002 INFO L225 Difference]: With dead ends: 347 [2021-10-11 02:23:30,002 INFO L226 Difference]: Without dead ends: 211 [2021-10-11 02:23:30,003 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 02:23:30,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-11 02:23:30,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 198. [2021-10-11 02:23:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2021-10-11 02:23:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 275 transitions. [2021-10-11 02:23:30,028 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 275 transitions. Word has length 25 [2021-10-11 02:23:30,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:30,028 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 275 transitions. [2021-10-11 02:23:30,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:23:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 275 transitions. [2021-10-11 02:23:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:23:30,030 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:23:30,031 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] [2021-10-11 02:23:30,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:23:30,246 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:23:30,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:23:30,246 INFO L82 PathProgramCache]: Analyzing trace with hash -152049033, now seen corresponding path program 1 times [2021-10-11 02:23:30,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:23:30,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [609513035] [2021-10-11 02:23:30,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/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 02:23:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:23:30,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:23:30,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:23:30,521 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 02:23:30,521 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:23:30,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [609513035] [2021-10-11 02:23:30,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:23:30,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:23:30,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842367625] [2021-10-11 02:23:30,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:23:30,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:23:30,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:23:30,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:23:30,524 INFO L87 Difference]: Start difference. First operand 198 states and 275 transitions. Second operand 3 states. [2021-10-11 02:23:30,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:30,542 INFO L93 Difference]: Finished difference Result 234 states and 327 transitions. [2021-10-11 02:23:30,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:23:30,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:23:30,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:30,543 INFO L225 Difference]: With dead ends: 234 [2021-10-11 02:23:30,543 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:23:30,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 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 02:23:30,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:23:30,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:23:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:23:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:23:30,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:23:30,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:30,546 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:23:30,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:23:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:23:30,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:23:30,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:23:30,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:23:31,297 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,297 INFO L258 CegarLoopResult]: At program point L433(lines 384 434) the Hoare annotation is: false [2021-10-11 02:23:31,298 INFO L258 CegarLoopResult]: At program point L929(lines 1 949) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:31,298 INFO L262 CegarLoopResult]: For program point L236(lines 236 253) no Hoare annotation was computed. [2021-10-11 02:23:31,298 INFO L262 CegarLoopResult]: For program point L236-1(lines 236 253) no Hoare annotation was computed. [2021-10-11 02:23:31,298 INFO L262 CegarLoopResult]: For program point L236-2(lines 236 253) no Hoare annotation was computed. [2021-10-11 02:23:31,298 INFO L258 CegarLoopResult]: At program point L867(lines 863 869) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:31,298 INFO L262 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2021-10-11 02:23:31,299 INFO L258 CegarLoopResult]: At program point L405-1(lines 405 411) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ 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)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:31,299 INFO L258 CegarLoopResult]: At program point L306(lines 301 309) the Hoare annotation is: false [2021-10-11 02:23:31,299 INFO L258 CegarLoopResult]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2021-10-11 02:23:31,299 INFO L262 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2021-10-11 02:23:31,299 INFO L258 CegarLoopResult]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2021-10-11 02:23:31,299 INFO L262 CegarLoopResult]: For program point L240-1(lines 240 248) no Hoare annotation was computed. [2021-10-11 02:23:31,299 INFO L262 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2021-10-11 02:23:31,299 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L265 CegarLoopResult]: At program point L902(lines 883 905) the Hoare annotation is: true [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210-1(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210-2(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210-3(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210-4(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L262 CegarLoopResult]: For program point L210-5(lines 210 227) no Hoare annotation was computed. [2021-10-11 02:23:31,300 INFO L258 CegarLoopResult]: At program point L937(lines 932 940) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:31,301 INFO L258 CegarLoopResult]: At program point L178(lines 177 196) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ 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)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:31,301 INFO L262 CegarLoopResult]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2021-10-11 02:23:31,301 INFO L258 CegarLoopResult]: At program point L178-2(lines 177 196) the Hoare annotation is: false [2021-10-11 02:23:31,301 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:23:31,301 INFO L258 CegarLoopResult]: At program point L178-3(lines 177 196) the Hoare annotation is: false [2021-10-11 02:23:31,301 INFO L262 CegarLoopResult]: For program point L214(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,301 INFO L262 CegarLoopResult]: For program point L214-1(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L148(lines 148 161) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L214-2(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L258 CegarLoopResult]: At program point L148-1(lines 1 949) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 (_ bv4294967294 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2))) [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L214-3(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L148-2(lines 148 161) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L214-4(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,302 INFO L258 CegarLoopResult]: At program point L148-3(lines 1 949) the Hoare annotation is: false [2021-10-11 02:23:31,302 INFO L262 CegarLoopResult]: For program point L214-5(lines 214 222) no Hoare annotation was computed. [2021-10-11 02:23:31,303 INFO L262 CegarLoopResult]: For program point L148-4(lines 148 161) no Hoare annotation was computed. [2021-10-11 02:23:31,303 INFO L258 CegarLoopResult]: At program point L148-5(lines 1 949) the Hoare annotation is: false [2021-10-11 02:23:31,303 INFO L262 CegarLoopResult]: For program point L415(lines 415 428) no Hoare annotation was computed. [2021-10-11 02:23:31,303 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:23:31,303 INFO L258 CegarLoopResult]: At program point L185(lines 185 191) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ 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)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:31,303 INFO L262 CegarLoopResult]: For program point L152(lines 152 158) no Hoare annotation was computed. [2021-10-11 02:23:31,303 INFO L258 CegarLoopResult]: At program point L185-1(lines 185 191) the Hoare annotation is: false [2021-10-11 02:23:31,303 INFO L258 CegarLoopResult]: At program point L185-2(lines 185 191) the Hoare annotation is: false [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L152-2(lines 152 158) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L152-4(lines 152 158) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L946-1(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L946-2(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L386(lines 385 432) no Hoare annotation was computed. [2021-10-11 02:23:31,304 INFO L262 CegarLoopResult]: For program point L387(lines 387 391) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355-2(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355-3(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355-5(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355-6(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L258 CegarLoopResult]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967294 32)) (_ bv0 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:23:31,305 INFO L262 CegarLoopResult]: For program point L355-8(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,305 INFO L258 CegarLoopResult]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-9(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L258 CegarLoopResult]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-11(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-12(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-14(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-15(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L262 CegarLoopResult]: For program point L355-17(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:23:31,306 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: false [2021-10-11 02:23:31,306 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-11 02:23:31,307 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 02:23:31,307 INFO L258 CegarLoopResult]: At program point L819-2(lines 819 833) the Hoare annotation is: false [2021-10-11 02:23:31,307 INFO L262 CegarLoopResult]: For program point L423(lines 423 427) no Hoare annotation was computed. [2021-10-11 02:23:31,307 INFO L258 CegarLoopResult]: At program point L423-2(lines 178 184) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ 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)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:31,307 INFO L262 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2021-10-11 02:23:31,307 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:23:31,307 INFO L262 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:23:31,307 INFO L262 CegarLoopResult]: For program point L823-1(lines 178 184) no Hoare annotation was computed. [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361-1(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361-2(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361-3(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361-4(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L361-5(lines 346 364) the Hoare annotation is: false [2021-10-11 02:23:31,308 INFO L262 CegarLoopResult]: For program point L395(lines 395 401) no Hoare annotation was computed. [2021-10-11 02:23:31,308 INFO L258 CegarLoopResult]: At program point L395-1(lines 395 401) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ 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)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:31,309 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:23:31,309 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L297(lines 290 300) the Hoare annotation is: false [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L297-1(lines 290 300) the Hoare annotation is: false [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L297-2(lines 290 300) the Hoare annotation is: false [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,309 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:23:31,309 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,310 INFO L258 CegarLoopResult]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,310 INFO L258 CegarLoopResult]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,310 INFO L258 CegarLoopResult]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2021-10-11 02:23:31,310 INFO L262 CegarLoopResult]: For program point L893(lines 893 900) no Hoare annotation was computed. [2021-10-11 02:23:31,310 INFO L265 CegarLoopResult]: At program point L893-1(lines 893 900) the Hoare annotation is: true [2021-10-11 02:23:31,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:23:31 BoogieIcfgContainer [2021-10-11 02:23:31,347 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:23:31,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:23:31,348 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:23:31,348 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:23:31,348 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:23:23" (3/4) ... [2021-10-11 02:23:31,352 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:23:31,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:23:31,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:23:31,385 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:23:31,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:23:31,387 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:23:31,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:23:31,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:23:31,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:31,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967294bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:31,530 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ba2784b-3dcb-4fd4-91de-bc2c307e4012/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:23:31,530 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:23:31,532 INFO L168 Benchmark]: Toolchain (without parser) took 12052.30 ms. Allocated memory was 71.3 MB in the beginning and 136.3 MB in the end (delta: 65.0 MB). Free memory was 52.3 MB in the beginning and 65.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,533 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory is still 52.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:31,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.50 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 35.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.19 ms. Allocated memory is still 71.3 MB. Free memory was 35.9 MB in the beginning and 32.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,534 INFO L168 Benchmark]: Boogie Preprocessor took 102.04 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 32.3 MB in the beginning and 67.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,535 INFO L168 Benchmark]: RCFGBuilder took 2853.42 ms. Allocated memory is still 86.0 MB. Free memory was 67.4 MB in the beginning and 62.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,535 INFO L168 Benchmark]: TraceAbstraction took 7952.25 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 61.5 MB in the beginning and 75.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,536 INFO L168 Benchmark]: Witness Printer took 182.54 ms. Allocated memory is still 136.3 MB. Free memory was 75.2 MB in the beginning and 65.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:31,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory is still 52.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 843.50 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 35.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 108.19 ms. Allocated memory is still 71.3 MB. Free memory was 35.9 MB in the beginning and 32.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 102.04 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 32.3 MB in the beginning and 67.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2853.42 ms. Allocated memory is still 86.0 MB. Free memory was 67.4 MB in the beginning and 62.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7952.25 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 61.5 MB in the beginning and 75.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. * Witness Printer took 182.54 ms. Allocated memory is still 136.3 MB. Free memory was 75.2 MB in the beginning and 65.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 946]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 946]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 946]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967294bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.3s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 629 SDtfs, 590 SDslu, 568 SDs, 0 SdLazy, 127 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 59 NumberOfFragments, 334 HoareAnnotationTreeSize, 43 FomulaSimplifications, 484 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 8217 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1386 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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...