./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.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_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 a1351cae46a0bf53747c47a3bd817fbc84c54eae ............................................................................................................................................ 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 a1351cae46a0bf53747c47a3bd817fbc84c54eae ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:23:54,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:54,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:54,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:54,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:54,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:54,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:54,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:54,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:54,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:54,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:54,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:54,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:54,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:54,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:54,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:54,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:54,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:54,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:54,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:54,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:54,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:54,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:54,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:54,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:54,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:54,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:54,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:54,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:54,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:54,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:54,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:54,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:54,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:54,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:54,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:54,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:54,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:54,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:54,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:54,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:54,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:54,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:54,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:54,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:54,610 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:54,610 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:54,610 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:54,610 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:54,610 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:54,614 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:54,614 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:54,614 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:54,614 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:54,615 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:54,615 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:54,615 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:54,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:54,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:54,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:54,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:54,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:54,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:54,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:54,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:54,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:54,618 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:54,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:54,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:54,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:54,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:54,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:54,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:54,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:54,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:54,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:54,620 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:54,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:54,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:54,620 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:54,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:54,621 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1351cae46a0bf53747c47a3bd817fbc84c54eae [2021-10-11 02:23:54,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:54,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:54,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:54,931 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:54,932 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:54,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-11 02:23:55,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/eec60e2ae/851368559e11468ab967887e8398d094/FLAGdff72af3e [2021-10-11 02:23:55,531 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:55,531 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-11 02:23:55,546 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/eec60e2ae/851368559e11468ab967887e8398d094/FLAGdff72af3e [2021-10-11 02:23:55,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/eec60e2ae/851368559e11468ab967887e8398d094 [2021-10-11 02:23:55,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:55,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:55,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:55,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:55,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:55,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6458a625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:55, skipping insertion in model container [2021-10-11 02:23:55,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:55" (1/1) ... [2021-10-11 02:23:55,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:55,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:56,084 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-11 02:23:56,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:56,319 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 02:23:56,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4cdd3648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:56, skipping insertion in model container [2021-10-11 02:23:56,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:56,321 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:56,324 INFO L168 Benchmark]: Toolchain (without parser) took 483.22 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 67.7 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:56,326 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 51.7 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:56,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.57 ms. Allocated memory is still 94.4 MB. Free memory was 60.4 MB in the beginning and 67.7 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:56,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 51.7 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 480.57 ms. Allocated memory is still 94.4 MB. Free memory was 60.4 MB in the beginning and 67.7 MB in the end (delta: -7.3 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: 566]: 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 02:23:58,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:58,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:58,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:58,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:58,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:58,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:58,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:58,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:58,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:58,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:58,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:58,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:58,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:58,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:58,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:58,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:58,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:58,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:58,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:58,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:58,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:58,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:58,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:58,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:58,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:58,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:58,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:58,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:58,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:58,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:58,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:58,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:58,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:58,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:58,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:58,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:58,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:58,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:58,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:58,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:58,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:23:58,781 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:58,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:58,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:58,783 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:58,783 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:58,783 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:58,783 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:58,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:58,783 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:58,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:58,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:58,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:58,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:58,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:58,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:58,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:58,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:58,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:58,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:58,788 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:58,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:58,788 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:58,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:58,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:58,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:58,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:58,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:58,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:58,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:58,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:58,790 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:58,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:58,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:58,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:58,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:58,791 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1351cae46a0bf53747c47a3bd817fbc84c54eae [2021-10-11 02:23:59,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:59,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:59,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:59,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:59,188 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:59,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-11 02:23:59,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/fa335811c/df3591fa72f049a2b2191abac935b364/FLAG3b5a02dfb [2021-10-11 02:23:59,891 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:59,892 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-11 02:23:59,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/fa335811c/df3591fa72f049a2b2191abac935b364/FLAG3b5a02dfb [2021-10-11 02:24:00,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/data/fa335811c/df3591fa72f049a2b2191abac935b364 [2021-10-11 02:24:00,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:00,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:00,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:00,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:00,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188d8529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00, skipping insertion in model container [2021-10-11 02:24:00,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:00,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:00,438 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-11 02:24:00,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,660 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:00,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:00,672 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-11 02:24:00,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,745 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:00,759 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_5fc1f447-aa79-4647-81da-d5bade6d4e51/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-11 02:24:00,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,877 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:00,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00 WrapperNode [2021-10-11 02:24:00,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:00,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:00,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:00,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:00,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:00,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:00,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:00,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:01,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:01,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:01,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:01,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:01,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:04,225 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:04,225 INFO L299 CfgBuilder]: Removed 348 assume(true) statements. [2021-10-11 02:24:04,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04 BoogieIcfgContainer [2021-10-11 02:24:04,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:04,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:04,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:04,232 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:04,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:00" (1/3) ... [2021-10-11 02:24:04,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536303fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:04, skipping insertion in model container [2021-10-11 02:24:04,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00" (2/3) ... [2021-10-11 02:24:04,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536303fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:04, skipping insertion in model container [2021-10-11 02:24:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04" (3/3) ... [2021-10-11 02:24:04,235 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2021-10-11 02:24:04,250 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:04,253 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:04,264 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:04,290 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:04,291 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:04,291 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:04,291 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:04,291 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:04,291 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:04,291 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:04,291 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2021-10-11 02:24:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:24:04,336 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:04,336 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:04,337 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:04,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:04,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1538221509, now seen corresponding path program 1 times [2021-10-11 02:24:04,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:04,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1342836062] [2021-10-11 02:24:04,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:04,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:04,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:04,775 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 02:24:04,775 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:04,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1342836062] [2021-10-11 02:24:04,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:04,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:04,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462007628] [2021-10-11 02:24:04,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:04,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:04,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:04,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:04,798 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2021-10-11 02:24:04,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:04,850 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-11 02:24:04,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:04,851 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:24:04,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:04,869 INFO L225 Difference]: With dead ends: 444 [2021-10-11 02:24:04,869 INFO L226 Difference]: Without dead ends: 221 [2021-10-11 02:24:04,874 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 02:24:04,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-11 02:24:04,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-11 02:24:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2021-10-11 02:24:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-11 02:24:04,945 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-11 02:24:04,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:04,945 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-11 02:24:04,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:04,946 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-11 02:24:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:24:04,947 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:04,947 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 02:24:05,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,160 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1505952337, now seen corresponding path program 1 times [2021-10-11 02:24:05,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007537003] [2021-10-11 02:24:05,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:05,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:05,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:05,455 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 02:24:05,455 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:05,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007537003] [2021-10-11 02:24:05,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:05,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:05,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441381119] [2021-10-11 02:24:05,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:05,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:05,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:05,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:05,459 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2021-10-11 02:24:05,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:05,496 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-11 02:24:05,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:05,498 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:24:05,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:05,500 INFO L225 Difference]: With dead ends: 221 [2021-10-11 02:24:05,503 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:24:05,504 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 02:24:05,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:24:05,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 02:24:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:24:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-11 02:24:05,527 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-11 02:24:05,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:05,527 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-11 02:24:05,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-11 02:24:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:24:05,529 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:05,529 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 02:24:05,730 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,730 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1849279646, now seen corresponding path program 1 times [2021-10-11 02:24:05,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269884155] [2021-10-11 02:24:05,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:05,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:05,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:06,002 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 02:24:06,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:06,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269884155] [2021-10-11 02:24:06,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:06,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:06,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424531855] [2021-10-11 02:24:06,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:06,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:06,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:06,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:06,005 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 3 states. [2021-10-11 02:24:06,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,041 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-11 02:24:06,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:06,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:24:06,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,050 INFO L225 Difference]: With dead ends: 160 [2021-10-11 02:24:06,052 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:24:06,052 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 02:24:06,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:24:06,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 02:24:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:24:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-11 02:24:06,062 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-11 02:24:06,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,063 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-11 02:24:06,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-11 02:24:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:24:06,064 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,064 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 02:24:06,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,280 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:06,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:06,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1583482167, now seen corresponding path program 1 times [2021-10-11 02:24:06,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:06,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670491854] [2021-10-11 02:24:06,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:06,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:06,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:06,532 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 02:24:06,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:06,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670491854] [2021-10-11 02:24:06,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:06,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:06,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960152282] [2021-10-11 02:24:06,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:06,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:06,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:06,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:06,537 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2021-10-11 02:24:06,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,634 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-11 02:24:06,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:06,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:24:06,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,636 INFO L225 Difference]: With dead ends: 166 [2021-10-11 02:24:06,636 INFO L226 Difference]: Without dead ends: 89 [2021-10-11 02:24:06,637 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 02:24:06,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-11 02:24:06,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-11 02:24:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:24:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-11 02:24:06,650 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-11 02:24:06,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,652 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-11 02:24:06,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-11 02:24:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 02:24:06,660 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:06,879 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,879 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:06,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:06,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1877204683, now seen corresponding path program 1 times [2021-10-11 02:24:06,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:06,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565209240] [2021-10-11 02:24:06,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:07,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:07,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:07,159 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 02:24:07,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:07,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565209240] [2021-10-11 02:24:07,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:07,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:07,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201863515] [2021-10-11 02:24:07,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:07,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:07,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:07,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:07,163 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 5 states. [2021-10-11 02:24:07,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:07,330 INFO L93 Difference]: Finished difference Result 300 states and 428 transitions. [2021-10-11 02:24:07,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:07,331 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 02:24:07,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:07,335 INFO L225 Difference]: With dead ends: 300 [2021-10-11 02:24:07,335 INFO L226 Difference]: Without dead ends: 219 [2021-10-11 02:24:07,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:24:07,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-10-11 02:24:07,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 131. [2021-10-11 02:24:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-10-11 02:24:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 180 transitions. [2021-10-11 02:24:07,389 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 180 transitions. Word has length 31 [2021-10-11 02:24:07,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:07,390 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 180 transitions. [2021-10-11 02:24:07,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 180 transitions. [2021-10-11 02:24:07,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:24:07,392 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:07,393 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:07,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,601 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:07,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:07,601 INFO L82 PathProgramCache]: Analyzing trace with hash -235555187, now seen corresponding path program 1 times [2021-10-11 02:24:07,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:07,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1815149355] [2021-10-11 02:24:07,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:07,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:24:07,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:07,843 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 02:24:07,843 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:07,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1815149355] [2021-10-11 02:24:07,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:07,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:07,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029314526] [2021-10-11 02:24:07,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:07,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:07,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:07,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:07,852 INFO L87 Difference]: Start difference. First operand 131 states and 180 transitions. Second operand 4 states. [2021-10-11 02:24:09,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:09,409 INFO L93 Difference]: Finished difference Result 343 states and 483 transitions. [2021-10-11 02:24:09,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:09,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:24:09,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:09,413 INFO L225 Difference]: With dead ends: 343 [2021-10-11 02:24:09,413 INFO L226 Difference]: Without dead ends: 262 [2021-10-11 02:24:09,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:09,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2021-10-11 02:24:09,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 255. [2021-10-11 02:24:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2021-10-11 02:24:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 352 transitions. [2021-10-11 02:24:09,464 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 352 transitions. Word has length 32 [2021-10-11 02:24:09,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:09,465 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 352 transitions. [2021-10-11 02:24:09,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 352 transitions. [2021-10-11 02:24:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:24:09,466 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:09,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:09,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,683 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:09,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:09,683 INFO L82 PathProgramCache]: Analyzing trace with hash 22610251, now seen corresponding path program 1 times [2021-10-11 02:24:09,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:09,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1583033733] [2021-10-11 02:24:09,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/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 02:24:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:09,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:09,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:09,899 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 02:24:09,899 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:09,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1583033733] [2021-10-11 02:24:09,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:09,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:09,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871410319] [2021-10-11 02:24:09,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:09,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:09,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:09,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:09,901 INFO L87 Difference]: Start difference. First operand 255 states and 352 transitions. Second operand 4 states. [2021-10-11 02:24:10,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:10,026 INFO L93 Difference]: Finished difference Result 811 states and 1131 transitions. [2021-10-11 02:24:10,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:10,026 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:24:10,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:10,030 INFO L225 Difference]: With dead ends: 811 [2021-10-11 02:24:10,030 INFO L226 Difference]: Without dead ends: 603 [2021-10-11 02:24:10,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:10,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2021-10-11 02:24:10,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 261. [2021-10-11 02:24:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2021-10-11 02:24:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 357 transitions. [2021-10-11 02:24:10,060 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 357 transitions. Word has length 32 [2021-10-11 02:24:10,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:10,061 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 357 transitions. [2021-10-11 02:24:10,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 357 transitions. [2021-10-11 02:24:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:24:10,062 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:10,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:10,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,275 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:10,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:10,275 INFO L82 PathProgramCache]: Analyzing trace with hash -370416759, now seen corresponding path program 1 times [2021-10-11 02:24:10,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:10,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [403239554] [2021-10-11 02:24:10,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:10,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:10,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:10,552 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 02:24:10,552 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:10,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [403239554] [2021-10-11 02:24:10,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:10,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:10,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473756018] [2021-10-11 02:24:10,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:10,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:10,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:10,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:10,554 INFO L87 Difference]: Start difference. First operand 261 states and 357 transitions. Second operand 5 states. [2021-10-11 02:24:10,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:10,732 INFO L93 Difference]: Finished difference Result 833 states and 1154 transitions. [2021-10-11 02:24:10,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:10,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:24:10,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:10,737 INFO L225 Difference]: With dead ends: 833 [2021-10-11 02:24:10,739 INFO L226 Difference]: Without dead ends: 578 [2021-10-11 02:24:10,740 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:10,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2021-10-11 02:24:10,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 282. [2021-10-11 02:24:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 02:24:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2021-10-11 02:24:10,782 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 32 [2021-10-11 02:24:10,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:10,782 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2021-10-11 02:24:10,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:10,783 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2021-10-11 02:24:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:10,786 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:10,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:11,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,006 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:11,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:11,006 INFO L82 PathProgramCache]: Analyzing trace with hash 486465665, now seen corresponding path program 1 times [2021-10-11 02:24:11,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:11,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406625451] [2021-10-11 02:24:11,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:11,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:11,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:11,261 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 02:24:11,261 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:11,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406625451] [2021-10-11 02:24:11,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:11,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:11,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195408099] [2021-10-11 02:24:11,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:11,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:11,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:11,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:11,263 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand 6 states. [2021-10-11 02:24:11,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:11,594 INFO L93 Difference]: Finished difference Result 1302 states and 1734 transitions. [2021-10-11 02:24:11,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:24:11,595 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:24:11,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:11,601 INFO L225 Difference]: With dead ends: 1302 [2021-10-11 02:24:11,601 INFO L226 Difference]: Without dead ends: 1026 [2021-10-11 02:24:11,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:24:11,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2021-10-11 02:24:11,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 546. [2021-10-11 02:24:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2021-10-11 02:24:11,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 718 transitions. [2021-10-11 02:24:11,691 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 718 transitions. Word has length 35 [2021-10-11 02:24:11,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:11,691 INFO L481 AbstractCegarLoop]: Abstraction has 546 states and 718 transitions. [2021-10-11 02:24:11,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 718 transitions. [2021-10-11 02:24:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:24:11,692 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:11,693 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:11,917 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,918 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:11,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:11,919 INFO L82 PathProgramCache]: Analyzing trace with hash -2033494269, now seen corresponding path program 1 times [2021-10-11 02:24:11,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:11,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [822007781] [2021-10-11 02:24:11,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:12,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:24:12,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:12,211 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 02:24:12,212 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:12,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [822007781] [2021-10-11 02:24:12,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:12,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:12,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524023975] [2021-10-11 02:24:12,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:12,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:12,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:12,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:12,214 INFO L87 Difference]: Start difference. First operand 546 states and 718 transitions. Second operand 6 states. [2021-10-11 02:24:14,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:14,202 INFO L93 Difference]: Finished difference Result 1156 states and 1514 transitions. [2021-10-11 02:24:14,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:24:14,203 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 02:24:14,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:14,207 INFO L225 Difference]: With dead ends: 1156 [2021-10-11 02:24:14,208 INFO L226 Difference]: Without dead ends: 704 [2021-10-11 02:24:14,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:14,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2021-10-11 02:24:14,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 540. [2021-10-11 02:24:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2021-10-11 02:24:14,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 706 transitions. [2021-10-11 02:24:14,278 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 706 transitions. Word has length 35 [2021-10-11 02:24:14,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:14,279 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 706 transitions. [2021-10-11 02:24:14,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 706 transitions. [2021-10-11 02:24:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:24:14,280 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:14,281 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:14,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:24:14,500 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:14,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:14,501 INFO L82 PathProgramCache]: Analyzing trace with hash 26564831, now seen corresponding path program 1 times [2021-10-11 02:24:14,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:14,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2117028740] [2021-10-11 02:24:14,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:14,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:14,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:24:14,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:14,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2117028740] [2021-10-11 02:24:14,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:14,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:14,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15333669] [2021-10-11 02:24:14,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:14,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:14,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:14,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:14,791 INFO L87 Difference]: Start difference. First operand 540 states and 706 transitions. Second operand 5 states. [2021-10-11 02:24:14,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:14,978 INFO L93 Difference]: Finished difference Result 1215 states and 1590 transitions. [2021-10-11 02:24:14,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:14,979 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-10-11 02:24:14,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:14,983 INFO L225 Difference]: With dead ends: 1215 [2021-10-11 02:24:14,983 INFO L226 Difference]: Without dead ends: 681 [2021-10-11 02:24:14,984 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:14,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2021-10-11 02:24:15,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 540. [2021-10-11 02:24:15,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2021-10-11 02:24:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 692 transitions. [2021-10-11 02:24:15,055 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 692 transitions. Word has length 52 [2021-10-11 02:24:15,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:15,056 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 692 transitions. [2021-10-11 02:24:15,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 692 transitions. [2021-10-11 02:24:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 02:24:15,057 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:15,058 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:15,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:24:15,270 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:15,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:15,270 INFO L82 PathProgramCache]: Analyzing trace with hash 728164705, now seen corresponding path program 1 times [2021-10-11 02:24:15,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:15,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347677134] [2021-10-11 02:24:15,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:15,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:15,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 02:24:15,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:15,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347677134] [2021-10-11 02:24:15,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:15,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:15,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959395136] [2021-10-11 02:24:15,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:15,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:15,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:15,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:15,556 INFO L87 Difference]: Start difference. First operand 540 states and 692 transitions. Second operand 4 states. [2021-10-11 02:24:15,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:15,693 INFO L93 Difference]: Finished difference Result 1129 states and 1458 transitions. [2021-10-11 02:24:15,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:15,694 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2021-10-11 02:24:15,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:15,699 INFO L225 Difference]: With dead ends: 1129 [2021-10-11 02:24:15,699 INFO L226 Difference]: Without dead ends: 595 [2021-10-11 02:24:15,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:15,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2021-10-11 02:24:15,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 464. [2021-10-11 02:24:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:24:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 587 transitions. [2021-10-11 02:24:15,760 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 587 transitions. Word has length 52 [2021-10-11 02:24:15,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:15,761 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 587 transitions. [2021-10-11 02:24:15,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 587 transitions. [2021-10-11 02:24:15,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 02:24:15,762 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:15,762 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:15,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:24:15,979 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:15,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:15,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1967630623, now seen corresponding path program 1 times [2021-10-11 02:24:15,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:15,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168115361] [2021-10-11 02:24:15,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:16,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:16,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:24:16,239 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:16,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168115361] [2021-10-11 02:24:16,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:16,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:16,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395132047] [2021-10-11 02:24:16,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:16,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:16,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:16,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:16,242 INFO L87 Difference]: Start difference. First operand 464 states and 587 transitions. Second operand 6 states. [2021-10-11 02:24:16,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:16,555 INFO L93 Difference]: Finished difference Result 1272 states and 1654 transitions. [2021-10-11 02:24:16,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 02:24:16,556 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 02:24:16,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:16,561 INFO L225 Difference]: With dead ends: 1272 [2021-10-11 02:24:16,561 INFO L226 Difference]: Without dead ends: 862 [2021-10-11 02:24:16,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:24:16,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2021-10-11 02:24:16,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 464. [2021-10-11 02:24:16,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:24:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 585 transitions. [2021-10-11 02:24:16,619 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 585 transitions. Word has length 53 [2021-10-11 02:24:16,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:16,619 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 585 transitions. [2021-10-11 02:24:16,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:16,619 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 585 transitions. [2021-10-11 02:24:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 02:24:16,620 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:16,620 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:16,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:24:16,839 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:16,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:16,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1827053301, now seen corresponding path program 1 times [2021-10-11 02:24:16,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:16,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1869175602] [2021-10-11 02:24:16,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:17,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:17,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:17,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:17,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1869175602] [2021-10-11 02:24:17,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1030587108] [2021-10-11 02:24:17,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:17,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:17,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:17,517 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 02:24:17,517 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:17,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-10-11 02:24:17,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2021-10-11 02:24:17,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76011507] [2021-10-11 02:24:17,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:17,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:17,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:17,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-11 02:24:17,520 INFO L87 Difference]: Start difference. First operand 464 states and 585 transitions. Second operand 5 states. [2021-10-11 02:24:17,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:17,938 INFO L93 Difference]: Finished difference Result 1304 states and 1627 transitions. [2021-10-11 02:24:17,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:24:17,938 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 02:24:17,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:17,948 INFO L225 Difference]: With dead ends: 1304 [2021-10-11 02:24:17,948 INFO L226 Difference]: Without dead ends: 1302 [2021-10-11 02:24:17,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:24:17,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2021-10-11 02:24:18,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 464. [2021-10-11 02:24:18,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2021-10-11 02:24:18,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 581 transitions. [2021-10-11 02:24:18,025 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 581 transitions. Word has length 54 [2021-10-11 02:24:18,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:18,025 INFO L481 AbstractCegarLoop]: Abstraction has 464 states and 581 transitions. [2021-10-11 02:24:18,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 581 transitions. [2021-10-11 02:24:18,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:24:18,026 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:18,027 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:18,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3 [2021-10-11 02:24:18,433 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:18,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:18,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1078505529, now seen corresponding path program 1 times [2021-10-11 02:24:18,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:18,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711159379] [2021-10-11 02:24:18,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:18,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:18,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:18,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:18,757 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:24:18,758 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:24:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:18,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711159379] [2021-10-11 02:24:18,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1273867285] [2021-10-11 02:24:18,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 18 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:19,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-11 02:24:19,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:19,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:19,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711252096] [2021-10-11 02:24:19,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:24:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:19,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:24:19,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:19,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:19,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:24:19,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:24:19,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-10-11 02:24:19,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527703081] [2021-10-11 02:24:19,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-10-11 02:24:19,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:19,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-11 02:24:19,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:24:19,522 INFO L87 Difference]: Start difference. First operand 464 states and 581 transitions. Second operand 12 states. [2021-10-11 02:24:23,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:23,755 INFO L93 Difference]: Finished difference Result 4597 states and 5843 transitions. [2021-10-11 02:24:23,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-11 02:24:23,756 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2021-10-11 02:24:23,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:23,783 INFO L225 Difference]: With dead ends: 4597 [2021-10-11 02:24:23,783 INFO L226 Difference]: Without dead ends: 4187 [2021-10-11 02:24:23,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2027 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1040, Invalid=4510, Unknown=0, NotChecked=0, Total=5550 [2021-10-11 02:24:23,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4187 states. [2021-10-11 02:24:23,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4187 to 650. [2021-10-11 02:24:23,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2021-10-11 02:24:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 839 transitions. [2021-10-11 02:24:23,943 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 839 transitions. Word has length 60 [2021-10-11 02:24:23,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:23,943 INFO L481 AbstractCegarLoop]: Abstraction has 650 states and 839 transitions. [2021-10-11 02:24:23,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-10-11 02:24:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 839 transitions. [2021-10-11 02:24:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 02:24:23,945 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:23,945 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:24,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:24,562 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:24,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:24,563 INFO L82 PathProgramCache]: Analyzing trace with hash 396849281, now seen corresponding path program 1 times [2021-10-11 02:24:24,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:24,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1021528783] [2021-10-11 02:24:24,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:24,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:24,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 02:24:24,860 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:24,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1021528783] [2021-10-11 02:24:24,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:24,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:24,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951209961] [2021-10-11 02:24:24,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:24,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:24,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:24,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:24,862 INFO L87 Difference]: Start difference. First operand 650 states and 839 transitions. Second operand 5 states. [2021-10-11 02:24:24,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:24,934 INFO L93 Difference]: Finished difference Result 1024 states and 1299 transitions. [2021-10-11 02:24:24,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:24,934 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2021-10-11 02:24:24,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:24,935 INFO L225 Difference]: With dead ends: 1024 [2021-10-11 02:24:24,935 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:24,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:24,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:24,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:24,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-11 02:24:24,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:24,938 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:24,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:24,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:25,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3 [2021-10-11 02:24:25,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:25,674 WARN L197 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 110 [2021-10-11 02:24:26,508 WARN L197 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 218 [2021-10-11 02:24:27,172 WARN L197 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 163 [2021-10-11 02:24:27,331 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 139 [2021-10-11 02:24:27,450 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 126 [2021-10-11 02:24:27,660 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 144 [2021-10-11 02:24:28,050 WARN L197 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 207 [2021-10-11 02:24:28,505 WARN L197 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 220 [2021-10-11 02:24:29,355 WARN L197 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2021-10-11 02:24:29,633 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 21 [2021-10-11 02:24:32,353 WARN L197 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 211 DAG size of output: 30 [2021-10-11 02:24:32,622 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2021-10-11 02:24:32,733 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 26 [2021-10-11 02:24:33,835 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 156 DAG size of output: 48 [2021-10-11 02:24:34,785 WARN L197 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 48 [2021-10-11 02:24:35,593 WARN L197 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 40 [2021-10-11 02:24:36,597 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2021-10-11 02:24:38,056 WARN L197 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 200 DAG size of output: 42 [2021-10-11 02:24:40,210 WARN L197 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 212 DAG size of output: 30 [2021-10-11 02:24:40,493 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 35 [2021-10-11 02:24:40,726 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 21 [2021-10-11 02:24:41,047 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2021-10-11 02:24:41,215 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 25 [2021-10-11 02:24:41,409 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 34 [2021-10-11 02:24:41,413 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,413 INFO L262 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,413 INFO L262 CegarLoopResult]: For program point L169-1(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,413 INFO L262 CegarLoopResult]: For program point L169-2(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,413 INFO L262 CegarLoopResult]: For program point L169-3(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,414 INFO L262 CegarLoopResult]: For program point L169-4(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,414 INFO L262 CegarLoopResult]: For program point L169-5(lines 169 177) no Hoare annotation was computed. [2021-10-11 02:24:41,414 INFO L258 CegarLoopResult]: At program point L963(lines 959 965) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,414 INFO L258 CegarLoopResult]: At program point L107(lines 106 125) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse3 .cse1 .cse2) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse2))) [2021-10-11 02:24:41,415 INFO L262 CegarLoopResult]: For program point L107-1(lines 107 113) no Hoare annotation was computed. [2021-10-11 02:24:41,415 INFO L258 CegarLoopResult]: At program point L107-2(lines 106 125) the Hoare annotation is: false [2021-10-11 02:24:41,415 INFO L258 CegarLoopResult]: At program point L107-3(lines 106 125) the Hoare annotation is: false [2021-10-11 02:24:41,415 INFO L262 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-10-11 02:24:41,415 INFO L262 CegarLoopResult]: For program point L373(lines 373 379) no Hoare annotation was computed. [2021-10-11 02:24:41,415 INFO L258 CegarLoopResult]: At program point L373-1(lines 373 379) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse2 .cse3))) [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507(lines 502 510) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-10-11 02:24:41,416 INFO L258 CegarLoopResult]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-3(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-5(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-6(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-8(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,417 INFO L262 CegarLoopResult]: For program point L310-9(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-11(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-12(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-14(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-15(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-17(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,418 INFO L262 CegarLoopResult]: For program point L310-18(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-20(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-21(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-23(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-24(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-26(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-27(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-29(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,419 INFO L262 CegarLoopResult]: For program point L310-30(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,420 INFO L262 CegarLoopResult]: For program point L310-32(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,420 INFO L262 CegarLoopResult]: For program point L310-33(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,420 INFO L262 CegarLoopResult]: For program point L310-35(lines 310 314) no Hoare annotation was computed. [2021-10-11 02:24:41,420 INFO L258 CegarLoopResult]: At program point L114(lines 114 120) the Hoare annotation is: (let ((.cse0 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (bvadd ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse9 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse3 .cse5) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse1 .cse9 .cse3 .cse5 (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:41,420 INFO L258 CegarLoopResult]: At program point L114-1(lines 114 120) the Hoare annotation is: false [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L114-2(lines 114 120) the Hoare annotation is: false [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L316(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L316-1(lines 301 319) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L316-2(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L316-3(lines 301 319) 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 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) (and (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32)) .cse0 .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))))) [2021-10-11 02:24:41,421 INFO L258 CegarLoopResult]: At program point L316-4(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-5(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-6(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-7(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-8(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-9(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-10(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L258 CegarLoopResult]: At program point L316-11(lines 301 319) the Hoare annotation is: false [2021-10-11 02:24:41,422 INFO L262 CegarLoopResult]: For program point L383(lines 383 394) no Hoare annotation was computed. [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252(lines 245 255) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252-1(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252-2(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252-3(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252-4(lines 245 255) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) [2021-10-11 02:24:41,423 INFO L258 CegarLoopResult]: At program point L252-5(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-6(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-7(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-8(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-9(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-10(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-11(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-12(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,424 INFO L258 CegarLoopResult]: At program point L252-13(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L252-14(lines 245 255) the Hoare annotation is: false [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L452(lines 447 455) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L452-3(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,425 INFO L258 CegarLoopResult]: At program point L452-4(lines 447 455) the Hoare annotation is: (and (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-5(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-6(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-7(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-8(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-9(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-10(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-11(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,426 INFO L258 CegarLoopResult]: At program point L452-12(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,427 INFO L258 CegarLoopResult]: At program point L452-13(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,427 INFO L258 CegarLoopResult]: At program point L452-14(lines 447 455) the Hoare annotation is: false [2021-10-11 02:24:41,427 INFO L258 CegarLoopResult]: At program point L915-2(lines 915 929) the Hoare annotation is: false [2021-10-11 02:24:41,427 INFO L262 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2021-10-11 02:24:41,427 INFO L262 CegarLoopResult]: For program point L520(lines 520 533) no Hoare annotation was computed. [2021-10-11 02:24:41,427 INFO L258 CegarLoopResult]: At program point L520-1(lines 1 998) the Hoare annotation is: (let ((.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967294 32)) (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse6 (= (bvadd ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse9 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse10 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse4 .cse0 .cse5 .cse6 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse7 .cse8 .cse9 .cse3 .cse10 .cse11) (and .cse4 .cse0 .cse5 .cse6 .cse2 .cse7 .cse8 .cse3 .cse9 .cse10 .cse11))) [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point L520-2(lines 520 533) no Hoare annotation was computed. [2021-10-11 02:24:41,428 INFO L258 CegarLoopResult]: At program point L520-3(lines 1 998) the Hoare annotation is: false [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point L520-4(lines 520 533) no Hoare annotation was computed. [2021-10-11 02:24:41,428 INFO L258 CegarLoopResult]: At program point L520-5(lines 1 998) the Hoare annotation is: false [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point L389(lines 389 393) no Hoare annotation was computed. [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point L389-2(lines 107 113) no Hoare annotation was computed. [2021-10-11 02:24:41,428 INFO L262 CegarLoopResult]: For program point L191(lines 191 208) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L191-1(lines 191 208) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L191-2(lines 191 208) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L919-1(lines 107 113) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L986(lines 986 993) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L265 CegarLoopResult]: At program point L986-1(lines 986 993) the Hoare annotation is: true [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L524(lines 524 530) no Hoare annotation was computed. [2021-10-11 02:24:41,429 INFO L262 CegarLoopResult]: For program point L524-2(lines 524 530) no Hoare annotation was computed. [2021-10-11 02:24:41,430 INFO L262 CegarLoopResult]: For program point L524-4(lines 524 530) no Hoare annotation was computed. [2021-10-11 02:24:41,430 INFO L258 CegarLoopResult]: At program point L261(lines 256 264) the Hoare annotation is: false [2021-10-11 02:24:41,430 INFO L258 CegarLoopResult]: At program point L261-1(lines 256 264) the Hoare annotation is: false [2021-10-11 02:24:41,430 INFO L262 CegarLoopResult]: For program point L195(lines 195 203) no Hoare annotation was computed. [2021-10-11 02:24:41,430 INFO L258 CegarLoopResult]: At program point L261-2(lines 256 264) the Hoare annotation is: false [2021-10-11 02:24:41,430 INFO L262 CegarLoopResult]: For program point L195-1(lines 195 203) no Hoare annotation was computed. [2021-10-11 02:24:41,430 INFO L262 CegarLoopResult]: For program point L195-2(lines 195 203) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-3(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-5(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-6(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-8(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-9(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:41,431 INFO L262 CegarLoopResult]: For program point L329-11(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L262 CegarLoopResult]: For program point L329-12(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L262 CegarLoopResult]: For program point L329-14(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L262 CegarLoopResult]: For program point L329-15(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L262 CegarLoopResult]: For program point L329-17(lines 329 333) no Hoare annotation was computed. [2021-10-11 02:24:41,432 INFO L258 CegarLoopResult]: At program point L399(lines 352 400) the Hoare annotation is: false [2021-10-11 02:24:41,432 INFO L265 CegarLoopResult]: At program point L995(lines 976 998) the Hoare annotation is: true [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335(lines 320 338) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335-1(lines 320 338) the Hoare annotation is: false [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335-2(lines 320 338) the Hoare annotation is: false [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335-3(lines 320 338) the Hoare annotation is: false [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335-4(lines 320 338) the Hoare annotation is: false [2021-10-11 02:24:41,433 INFO L258 CegarLoopResult]: At program point L335-5(lines 320 338) the Hoare annotation is: false [2021-10-11 02:24:41,433 INFO L262 CegarLoopResult]: For program point L139(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-1(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-2(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-3(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-4(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-5(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-6(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-7(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,434 INFO L262 CegarLoopResult]: For program point L139-8(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point L139-9(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point L139-10(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point L139-11(lines 139 156) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L258 CegarLoopResult]: At program point L76(lines 1 998) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,435 INFO L262 CegarLoopResult]: For program point L143-1(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-3(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-4(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-5(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-6(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-7(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-8(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,436 INFO L262 CegarLoopResult]: For program point L143-9(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point L143-10(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point L143-11(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L258 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point L415-3(lines 415 419) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point L415-6(lines 415 419) no Hoare annotation was computed. [2021-10-11 02:24:41,437 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:41,438 INFO L258 CegarLoopResult]: At program point L484(lines 479 487) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (bvadd ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse7 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse3 .cse4 .cse1 .cse5 .cse6 .cse7 .cse2 .cse8 .cse9) (and .cse0 .cse3 .cse4 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse5 .cse6 .cse7 .cse2 .cse8 .cse9))) [2021-10-11 02:24:41,438 INFO L258 CegarLoopResult]: At program point L484-1(lines 479 487) the Hoare annotation is: false [2021-10-11 02:24:41,438 INFO L258 CegarLoopResult]: At program point L484-2(lines 479 487) the Hoare annotation is: false [2021-10-11 02:24:41,438 INFO L262 CegarLoopResult]: For program point L354(lines 353 398) no Hoare annotation was computed. [2021-10-11 02:24:41,438 INFO L262 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2021-10-11 02:24:41,438 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:41,438 INFO L262 CegarLoopResult]: For program point L227(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,438 INFO L262 CegarLoopResult]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-4(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-6(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-8(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-10(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-12(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-14(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-16(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,439 INFO L262 CegarLoopResult]: For program point L227-18(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L227-20(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L227-22(lines 227 233) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-1(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-2(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-3(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-4(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-5(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,440 INFO L262 CegarLoopResult]: For program point L492-6(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L492-7(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L492-8(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L492-9(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L492-10(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L492-11(lines 492 498) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:24:41,441 INFO L262 CegarLoopResult]: For program point L363(lines 363 369) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L258 CegarLoopResult]: At program point L363-1(lines 363 369) the Hoare annotation is: (let ((.cse5 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv4294967295 32))) .cse5 .cse1 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse6 .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) .cse7 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse7 .cse1 .cse3 .cse4))) [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165-1(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165-3(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165-4(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L262 CegarLoopResult]: For program point L165-5(lines 165 182) no Hoare annotation was computed. [2021-10-11 02:24:41,442 INFO L258 CegarLoopResult]: At program point L497(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-1(lines 488 501) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-2(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-3(lines 488 501) 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))) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (bvadd |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-4(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-5(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-6(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,443 INFO L258 CegarLoopResult]: At program point L497-7(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,444 INFO L258 CegarLoopResult]: At program point L497-8(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,444 INFO L258 CegarLoopResult]: At program point L497-9(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,444 INFO L258 CegarLoopResult]: At program point L497-10(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,444 INFO L258 CegarLoopResult]: At program point L497-11(lines 488 501) the Hoare annotation is: false [2021-10-11 02:24:41,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:41 BoogieIcfgContainer [2021-10-11 02:24:41,479 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:41,480 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:41,480 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:41,480 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:41,481 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04" (3/4) ... [2021-10-11 02:24:41,484 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:41,514 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:41,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:41,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:41,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:41,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:41,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:41,528 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:41,555 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) [2021-10-11 02:24:41,555 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:24:41,556 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:24:41,556 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:24:41,557 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) || ((((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((tmp == 1bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2021-10-11 02:24:41,558 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(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32) [2021-10-11 02:24:41,559 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,560 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,561 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) [2021-10-11 02:24:41,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) [2021-10-11 02:24:41,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,565 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32 [2021-10-11 02:24:41,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(0bv32 == \result) && tmp == 1bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:24:41,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32 [2021-10-11 02:24:41,660 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc1f447-aa79-4647-81da-d5bade6d4e51/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:41,660 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:41,661 INFO L168 Benchmark]: Toolchain (without parser) took 41539.80 ms. Allocated memory was 81.8 MB in the beginning and 308.3 MB in the end (delta: 226.5 MB). Free memory was 45.7 MB in the beginning and 244.4 MB in the end (delta: -198.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,662 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:41,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.23 ms. Allocated memory is still 81.8 MB. Free memory was 45.5 MB in the beginning and 48.5 MB in the end (delta: -3.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.19 ms. Allocated memory is still 81.8 MB. Free memory was 48.3 MB in the beginning and 42.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,663 INFO L168 Benchmark]: Boogie Preprocessor took 101.20 ms. Allocated memory is still 81.8 MB. Free memory was 42.9 MB in the beginning and 38.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,663 INFO L168 Benchmark]: RCFGBuilder took 3162.28 ms. Allocated memory was 81.8 MB in the beginning and 121.6 MB in the end (delta: 39.8 MB). Free memory was 38.9 MB in the beginning and 81.3 MB in the end (delta: -42.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,664 INFO L168 Benchmark]: TraceAbstraction took 37250.47 ms. Allocated memory was 121.6 MB in the beginning and 308.3 MB in the end (delta: 186.6 MB). Free memory was 81.3 MB in the beginning and 263.2 MB in the end (delta: -182.0 MB). Peak memory consumption was 176.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,664 INFO L168 Benchmark]: Witness Printer took 180.27 ms. Allocated memory is still 308.3 MB. Free memory was 263.2 MB in the beginning and 244.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:41,666 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 753.23 ms. Allocated memory is still 81.8 MB. Free memory was 45.5 MB in the beginning and 48.5 MB in the end (delta: -3.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.19 ms. Allocated memory is still 81.8 MB. Free memory was 48.3 MB in the beginning and 42.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.20 ms. Allocated memory is still 81.8 MB. Free memory was 42.9 MB in the beginning and 38.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3162.28 ms. Allocated memory was 81.8 MB in the beginning and 121.6 MB in the end (delta: 39.8 MB). Free memory was 38.9 MB in the beginning and 81.3 MB in the end (delta: -42.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 37250.47 ms. Allocated memory was 121.6 MB in the beginning and 308.3 MB in the end (delta: 186.6 MB). Free memory was 81.3 MB in the beginning and 263.2 MB in the end (delta: -182.0 MB). Peak memory consumption was 176.4 MB. Max. memory is 16.1 GB. * Witness Printer took 180.27 ms. Allocated memory is still 308.3 MB. Free memory was 263.2 MB in the beginning and 244.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 373]: 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)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: (((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: ((((((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) || ((((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((tmp == 1bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967294bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 2bv32 == \result) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) && tmp == 0bv32) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (((((((tmp == 1bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) || (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: 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)) || (((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((((((((((!(0bv32 == \result) && tmp == 1bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((((~bvadd64(tmp___0, 4294967295bv32) == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && 0bv32 == \result) && tmp == 0bv32 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (((((((((!(0bv32 == \result) && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.8s, OverallIterations: 16, TraceHistogramMax: 3, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2670 SDtfs, 5749 SDslu, 5733 SDs, 0 SdLazy, 1029 SolverSat, 226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1123 GetRequests, 975 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2079 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=650occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 6424 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 90 LocationsWithAnnotation, 90 PreInvPairs, 220 NumberOfFragments, 1116 HoareAnnotationTreeSize, 90 FomulaSimplifications, 14797481 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 90 FomulaSimplificationsInter, 1738701 FormulaSimplificationTreeSizeReductionInter, 12.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1018 ConstructedInterpolants, 0 QuantifiedInterpolants, 171239 SizeOfPredicates, 48 NumberOfNonLiveVariables, 4305 ConjunctsInSsa, 93 ConjunctsInUnsatCore, 23 InterpolantComputations, 15 PerfectInterpolantSequences, 155/221 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...