./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 72143491ca2c2fc320c541f4b8cb53fa1b067619 ............................................................................................................................................ 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 72143491ca2c2fc320c541f4b8cb53fa1b067619 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:32:10,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:10,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:10,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:10,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:10,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:10,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:10,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:10,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:10,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:10,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:10,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:10,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:10,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:10,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:10,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:10,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:10,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:10,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:10,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:10,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:10,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:10,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:10,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:10,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:10,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:10,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:10,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:10,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:10,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:10,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:10,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:10,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:10,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:10,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:10,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:10,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:10,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:10,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:10,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:10,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:10,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:32:10,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:10,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:10,670 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:10,671 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:10,671 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:10,671 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:10,671 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:32:10,672 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:10,675 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:10,675 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:32:10,675 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:32:10,676 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:10,676 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:32:10,676 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:32:10,680 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:32:10,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:10,681 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:10,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:10,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:10,683 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:10,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:10,683 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:10,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:10,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:10,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:10,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:10,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:10,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:10,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:10,686 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:32:10,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:32:10,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:10,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:10,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:10,687 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72143491ca2c2fc320c541f4b8cb53fa1b067619 [2021-10-11 02:32:10,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:10,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:10,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:11,001 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:11,003 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:11,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-10-11 02:32:11,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/736b42410/d80ba108f50743bca6c0ed06acc771f4/FLAG72535f25f [2021-10-11 02:32:11,594 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:11,605 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-10-11 02:32:11,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/736b42410/d80ba108f50743bca6c0ed06acc771f4/FLAG72535f25f [2021-10-11 02:32:11,906 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/736b42410/d80ba108f50743bca6c0ed06acc771f4 [2021-10-11 02:32:11,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:11,910 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:11,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:11,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:11,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:11,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:11" (1/1) ... [2021-10-11 02:32:11,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c44d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:11, skipping insertion in model container [2021-10-11 02:32:11,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:11" (1/1) ... [2021-10-11 02:32:11,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:11,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:12,387 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-10-11 02:32:12,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:12,407 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 02:32:12,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63cfcf5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:12, skipping insertion in model container [2021-10-11 02:32:12,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:12,418 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:32:12,420 INFO L168 Benchmark]: Toolchain (without parser) took 508.87 ms. Allocated memory is still 115.3 MB. Free memory was 78.4 MB in the beginning and 87.4 MB in the end (delta: -9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:12,422 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory was 86.2 MB in the beginning and 86.2 MB in the end (delta: 30.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:12,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.17 ms. Allocated memory is still 115.3 MB. Free memory was 78.2 MB in the beginning and 87.4 MB in the end (delta: -9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:12,426 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory was 86.2 MB in the beginning and 86.2 MB in the end (delta: 30.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 503.17 ms. Allocated memory is still 115.3 MB. Free memory was 78.2 MB in the beginning and 87.4 MB in the end (delta: -9.2 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: 218]: 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 02:32:14,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:32:14,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:32:14,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:32:14,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:32:14,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:32:14,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:32:14,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:32:14,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:32:14,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:32:14,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:32:14,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:32:14,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:32:14,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:32:14,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:32:14,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:32:14,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:32:14,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:32:14,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:32:14,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:32:14,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:32:14,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:32:14,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:32:14,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:32:14,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:32:14,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:32:14,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:32:14,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:32:14,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:32:14,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:32:14,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:32:14,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:32:14,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:32:14,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:32:14,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:32:14,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:32:14,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:32:14,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:32:14,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:32:14,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:32:14,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:32:14,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:32:14,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:32:14,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:32:14,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:32:14,991 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:32:14,991 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:32:14,992 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:32:14,992 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:32:14,992 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:32:14,992 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:32:14,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:32:14,995 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:32:14,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:32:14,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:32:14,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:32:14,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:32:14,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:32:14,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:32:14,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:32:14,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:32:14,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:32:14,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:32:14,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:32:14,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:32:14,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:32:14,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:32:14,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:32:14,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:32:14,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:32:14,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:32:15,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:32:15,000 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:32:15,000 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:32:15,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:32:15,001 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:32:15,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:32:15,001 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72143491ca2c2fc320c541f4b8cb53fa1b067619 [2021-10-11 02:32:15,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:32:15,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:32:15,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:32:15,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:32:15,433 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:32:15,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-10-11 02:32:15,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/8543ea9dc/5a1c1401211e4ccd99430764827d8808/FLAGf296bde51 [2021-10-11 02:32:16,229 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:32:16,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2021-10-11 02:32:16,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/8543ea9dc/5a1c1401211e4ccd99430764827d8808/FLAGf296bde51 [2021-10-11 02:32:16,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/data/8543ea9dc/5a1c1401211e4ccd99430764827d8808 [2021-10-11 02:32:16,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:32:16,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:32:16,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:16,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:32:16,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:32:16,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:16" (1/1) ... [2021-10-11 02:32:16,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6428cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:16, skipping insertion in model container [2021-10-11 02:32:16,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:32:16" (1/1) ... [2021-10-11 02:32:16,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:32:16,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:16,959 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-10-11 02:32:16,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:16,986 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:32:17,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:17,115 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-10-11 02:32:17,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:17,133 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:32:17,232 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_bdb10fed-583d-48f7-a028-4ea27eee0f7a/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19011,19024] [2021-10-11 02:32:17,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:17,285 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:17,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17 WrapperNode [2021-10-11 02:32:17,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:17,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:17,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:17,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:17,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:17,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:17,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:17,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:17,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... [2021-10-11 02:32:17,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:17,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:17,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:17,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:17,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:32:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:20,329 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:20,330 INFO L299 CfgBuilder]: Removed 280 assume(true) statements. [2021-10-11 02:32:20,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:20 BoogieIcfgContainer [2021-10-11 02:32:20,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:20,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:20,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:20,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:20,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:32:16" (1/3) ... [2021-10-11 02:32:20,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a36804c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:20, skipping insertion in model container [2021-10-11 02:32:20,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:17" (2/3) ... [2021-10-11 02:32:20,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a36804c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:20, skipping insertion in model container [2021-10-11 02:32:20,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:20" (3/3) ... [2021-10-11 02:32:20,344 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2021-10-11 02:32:20,359 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:20,363 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:32:20,375 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:32:20,402 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:20,403 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:20,403 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:20,403 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:20,403 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:20,403 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:20,403 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:20,404 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2021-10-11 02:32:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:32:20,428 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:20,429 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:20,429 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:20,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:20,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1825990556, now seen corresponding path program 1 times [2021-10-11 02:32:20,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:20,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1157756705] [2021-10-11 02:32:20,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:20,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:20,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:20,784 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 02:32:20,784 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:20,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1157756705] [2021-10-11 02:32:20,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:20,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:20,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769732282] [2021-10-11 02:32:20,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:20,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:20,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:20,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:20,806 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2021-10-11 02:32:20,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:20,848 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2021-10-11 02:32:20,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:20,850 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:32:20,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:20,863 INFO L225 Difference]: With dead ends: 379 [2021-10-11 02:32:20,863 INFO L226 Difference]: Without dead ends: 189 [2021-10-11 02:32:20,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 02:32:20,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-10-11 02:32:20,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-10-11 02:32:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2021-10-11 02:32:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2021-10-11 02:32:20,918 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2021-10-11 02:32:20,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:20,919 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2021-10-11 02:32:20,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-10-11 02:32:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:32:20,920 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:20,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:21,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:21,132 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:21,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:21,133 INFO L82 PathProgramCache]: Analyzing trace with hash -2044826525, now seen corresponding path program 1 times [2021-10-11 02:32:21,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:21,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476471436] [2021-10-11 02:32:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:21,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:21,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:21,474 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 02:32:21,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:21,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [476471436] [2021-10-11 02:32:21,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:21,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:21,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711765545] [2021-10-11 02:32:21,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:21,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:21,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:21,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:21,479 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2021-10-11 02:32:21,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:21,514 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-10-11 02:32:21,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:21,520 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:32:21,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:21,523 INFO L225 Difference]: With dead ends: 189 [2021-10-11 02:32:21,523 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:32:21,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 02:32:21,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:32:21,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:32:21,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:32:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-11 02:32:21,532 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-11 02:32:21,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:21,542 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-11 02:32:21,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:21,543 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-11 02:32:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:32:21,545 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:21,545 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:21,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:21,762 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:21,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:21,763 INFO L82 PathProgramCache]: Analyzing trace with hash 2130030647, now seen corresponding path program 1 times [2021-10-11 02:32:21,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:21,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092583485] [2021-10-11 02:32:21,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:22,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:22,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:22,082 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 02:32:22,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:22,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1092583485] [2021-10-11 02:32:22,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:22,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:22,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029758886] [2021-10-11 02:32:22,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:22,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:22,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:22,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:22,093 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2021-10-11 02:32:22,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:22,147 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2021-10-11 02:32:22,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:22,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:32:22,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:22,149 INFO L225 Difference]: With dead ends: 139 [2021-10-11 02:32:22,149 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:32:22,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 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 02:32:22,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:32:22,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:32:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:32:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-11 02:32:22,167 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-11 02:32:22,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:22,167 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-11 02:32:22,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-11 02:32:22,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:32:22,170 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:22,170 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:22,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:22,387 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:22,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:22,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1328729652, now seen corresponding path program 1 times [2021-10-11 02:32:22,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:22,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765086143] [2021-10-11 02:32:22,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:22,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:22,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:22,647 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 02:32:22,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:22,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765086143] [2021-10-11 02:32:22,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:22,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:22,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807667316] [2021-10-11 02:32:22,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:22,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:22,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:22,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:22,650 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2021-10-11 02:32:22,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:22,732 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2021-10-11 02:32:22,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:22,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:32:22,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:22,735 INFO L225 Difference]: With dead ends: 149 [2021-10-11 02:32:22,735 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:32:22,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:22,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:32:22,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2021-10-11 02:32:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-10-11 02:32:22,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2021-10-11 02:32:22,763 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2021-10-11 02:32:22,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:22,765 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2021-10-11 02:32:22,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-10-11 02:32:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:32:22,767 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:22,767 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] [2021-10-11 02:32:22,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:22,986 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:22,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:22,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1714317344, now seen corresponding path program 1 times [2021-10-11 02:32:22,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:22,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1422768357] [2021-10-11 02:32:22,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:23,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:23,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:23,303 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 02:32:23,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:23,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1422768357] [2021-10-11 02:32:23,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:23,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:23,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808253519] [2021-10-11 02:32:23,304 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:23,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:23,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:23,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:23,305 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2021-10-11 02:32:23,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:23,459 INFO L93 Difference]: Finished difference Result 385 states and 558 transitions. [2021-10-11 02:32:23,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:32:23,460 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:32:23,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:23,463 INFO L225 Difference]: With dead ends: 385 [2021-10-11 02:32:23,463 INFO L226 Difference]: Without dead ends: 311 [2021-10-11 02:32:23,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:32:23,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-11 02:32:23,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 147. [2021-10-11 02:32:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2021-10-11 02:32:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 208 transitions. [2021-10-11 02:32:23,505 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 208 transitions. Word has length 33 [2021-10-11 02:32:23,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:23,505 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 208 transitions. [2021-10-11 02:32:23,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 208 transitions. [2021-10-11 02:32:23,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:32:23,508 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:23,509 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] [2021-10-11 02:32:23,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:23,728 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:23,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:23,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1709464728, now seen corresponding path program 1 times [2021-10-11 02:32:23,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:23,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1113837798] [2021-10-11 02:32:23,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:23,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:23,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:23,994 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 02:32:23,994 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:23,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1113837798] [2021-10-11 02:32:23,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:23,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:23,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523174464] [2021-10-11 02:32:23,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:23,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:23,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:23,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:23,996 INFO L87 Difference]: Start difference. First operand 147 states and 208 transitions. Second operand 5 states. [2021-10-11 02:32:24,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:24,278 INFO L93 Difference]: Finished difference Result 550 states and 785 transitions. [2021-10-11 02:32:24,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:32:24,279 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:32:24,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:24,282 INFO L225 Difference]: With dead ends: 550 [2021-10-11 02:32:24,282 INFO L226 Difference]: Without dead ends: 410 [2021-10-11 02:32:24,283 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:32:24,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2021-10-11 02:32:24,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 146. [2021-10-11 02:32:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2021-10-11 02:32:24,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 205 transitions. [2021-10-11 02:32:24,310 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 205 transitions. Word has length 34 [2021-10-11 02:32:24,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:24,312 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 205 transitions. [2021-10-11 02:32:24,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:24,312 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2021-10-11 02:32:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:32:24,318 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:24,318 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] [2021-10-11 02:32:24,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:32:24,536 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:24,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:24,536 INFO L82 PathProgramCache]: Analyzing trace with hash 776001019, now seen corresponding path program 1 times [2021-10-11 02:32:24,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:24,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [505932280] [2021-10-11 02:32:24,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:24,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:24,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:24,814 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:24,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [505932280] [2021-10-11 02:32:24,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:24,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:24,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593930455] [2021-10-11 02:32:24,815 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:24,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:24,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:24,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:24,817 INFO L87 Difference]: Start difference. First operand 146 states and 205 transitions. Second operand 5 states. [2021-10-11 02:32:24,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:24,967 INFO L93 Difference]: Finished difference Result 381 states and 529 transitions. [2021-10-11 02:32:24,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:32:24,967 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 02:32:24,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:24,970 INFO L225 Difference]: With dead ends: 381 [2021-10-11 02:32:24,970 INFO L226 Difference]: Without dead ends: 242 [2021-10-11 02:32:24,971 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 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 02:32:24,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-11 02:32:24,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 164. [2021-10-11 02:32:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-10-11 02:32:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2021-10-11 02:32:24,993 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2021-10-11 02:32:24,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:24,993 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2021-10-11 02:32:24,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2021-10-11 02:32:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:32:24,994 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:24,995 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] [2021-10-11 02:32:25,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:32:25,217 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:25,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:25,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1477065597, now seen corresponding path program 1 times [2021-10-11 02:32:25,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:25,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1155154075] [2021-10-11 02:32:25,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:25,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:32:25,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:25,489 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 02:32:25,489 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:25,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1155154075] [2021-10-11 02:32:25,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:25,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:25,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607193840] [2021-10-11 02:32:25,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:32:25,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:25,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:32:25,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:25,492 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 4 states. [2021-10-11 02:32:25,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:25,604 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2021-10-11 02:32:25,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:32:25,605 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-10-11 02:32:25,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:25,607 INFO L225 Difference]: With dead ends: 391 [2021-10-11 02:32:25,607 INFO L226 Difference]: Without dead ends: 234 [2021-10-11 02:32:25,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 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 02:32:25,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-10-11 02:32:25,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2021-10-11 02:32:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2021-10-11 02:32:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2021-10-11 02:32:25,632 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2021-10-11 02:32:25,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:25,633 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2021-10-11 02:32:25,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:32:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2021-10-11 02:32:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:32:25,634 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:25,634 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] [2021-10-11 02:32:25,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:32:25,859 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:25,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:25,859 INFO L82 PathProgramCache]: Analyzing trace with hash 890259583, now seen corresponding path program 1 times [2021-10-11 02:32:25,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:25,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [687009447] [2021-10-11 02:32:25,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:26,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:26,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:26,156 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 02:32:26,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:26,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [687009447] [2021-10-11 02:32:26,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:26,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:26,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21379168] [2021-10-11 02:32:26,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:26,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:26,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:26,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:26,158 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2021-10-11 02:32:26,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:26,236 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2021-10-11 02:32:26,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:26,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:32:26,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:26,242 INFO L225 Difference]: With dead ends: 397 [2021-10-11 02:32:26,242 INFO L226 Difference]: Without dead ends: 228 [2021-10-11 02:32:26,243 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 02:32:26,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-10-11 02:32:26,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-10-11 02:32:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-10-11 02:32:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2021-10-11 02:32:26,276 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2021-10-11 02:32:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:26,277 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2021-10-11 02:32:26,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2021-10-11 02:32:26,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:32:26,278 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:26,278 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 02:32:26,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:32:26,494 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:26,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:26,495 INFO L82 PathProgramCache]: Analyzing trace with hash -505686593, now seen corresponding path program 1 times [2021-10-11 02:32:26,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:26,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247218162] [2021-10-11 02:32:26,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:26,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:26,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:26,748 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 02:32:26,748 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:26,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247218162] [2021-10-11 02:32:26,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:26,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:26,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572890389] [2021-10-11 02:32:26,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:26,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:26,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:26,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:26,750 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2021-10-11 02:32:26,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:26,824 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2021-10-11 02:32:26,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:26,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:32:26,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:26,828 INFO L225 Difference]: With dead ends: 365 [2021-10-11 02:32:26,828 INFO L226 Difference]: Without dead ends: 363 [2021-10-11 02:32:26,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 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 02:32:26,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-10-11 02:32:26,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2021-10-11 02:32:26,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 02:32:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2021-10-11 02:32:26,867 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2021-10-11 02:32:26,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:26,868 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2021-10-11 02:32:26,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2021-10-11 02:32:26,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 02:32:26,869 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:26,869 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 02:32:27,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:32:27,091 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:27,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:27,092 INFO L82 PathProgramCache]: Analyzing trace with hash 680815253, now seen corresponding path program 1 times [2021-10-11 02:32:27,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:27,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158805910] [2021-10-11 02:32:27,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:27,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:27,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:27,404 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:27,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158805910] [2021-10-11 02:32:27,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:27,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:27,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977655937] [2021-10-11 02:32:27,405 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:27,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:27,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:27,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:27,406 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 3 states. [2021-10-11 02:32:28,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:28,701 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2021-10-11 02:32:28,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:28,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-10-11 02:32:28,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:28,703 INFO L225 Difference]: With dead ends: 436 [2021-10-11 02:32:28,703 INFO L226 Difference]: Without dead ends: 213 [2021-10-11 02:32:28,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 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 02:32:28,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-11 02:32:28,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-10-11 02:32:28,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2021-10-11 02:32:28,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2021-10-11 02:32:28,737 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2021-10-11 02:32:28,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:28,737 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2021-10-11 02:32:28,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:28,737 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2021-10-11 02:32:28,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:32:28,738 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:28,739 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:28,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:32:28,959 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:28,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:28,960 INFO L82 PathProgramCache]: Analyzing trace with hash 774803910, now seen corresponding path program 1 times [2021-10-11 02:32:28,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:28,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [947203263] [2021-10-11 02:32:28,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/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 02:32:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:29,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:32:29,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:32:29,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:29,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [947203263] [2021-10-11 02:32:29,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:29,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:32:29,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175342439] [2021-10-11 02:32:29,280 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:32:29,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:29,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:32:29,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:32:29,281 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 6 states. [2021-10-11 02:32:30,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:30,983 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2021-10-11 02:32:30,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 02:32:30,984 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2021-10-11 02:32:30,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:30,984 INFO L225 Difference]: With dead ends: 678 [2021-10-11 02:32:30,984 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:32:30,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-11 02:32:30,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:32:30,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:32:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:32:30,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:32:30,989 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:32:30,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:30,989 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:32:30,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:32:30,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:32:30,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:32:31,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:32:31,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:32:31,485 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2021-10-11 02:32:31,750 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 92 [2021-10-11 02:32:31,890 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 88 [2021-10-11 02:32:32,698 WARN L197 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 29 [2021-10-11 02:32:33,195 WARN L197 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 29 [2021-10-11 02:32:33,868 WARN L197 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 24 [2021-10-11 02:32:34,339 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 27 [2021-10-11 02:32:34,681 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 26 [2021-10-11 02:32:35,032 WARN L197 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2021-10-11 02:32:35,487 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2021-10-11 02:32:35,702 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 22 [2021-10-11 02:32:36,115 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 24 [2021-10-11 02:32:36,119 INFO L258 CegarLoopResult]: At program point L960(lines 955 963) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,119 INFO L258 CegarLoopResult]: At program point L960-1(lines 955 963) the Hoare annotation is: false [2021-10-11 02:32:36,119 INFO L258 CegarLoopResult]: At program point L960-2(lines 955 963) the Hoare annotation is: false [2021-10-11 02:32:36,120 INFO L258 CegarLoopResult]: At program point L960-3(lines 955 963) the Hoare annotation is: false [2021-10-11 02:32:36,120 INFO L258 CegarLoopResult]: At program point L960-4(lines 955 963) the Hoare annotation is: false [2021-10-11 02:32:36,120 INFO L258 CegarLoopResult]: At program point L960-5(lines 955 963) the Hoare annotation is: false [2021-10-11 02:32:36,120 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,120 INFO L262 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2021-10-11 02:32:36,120 INFO L262 CegarLoopResult]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:32:36,121 INFO L258 CegarLoopResult]: At program point L168-1(lines 1 1007) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 .cse5 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse7 .cse6 .cse4) (and .cse1 .cse7 .cse5 .cse6 .cse4))) [2021-10-11 02:32:36,121 INFO L262 CegarLoopResult]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:32:36,121 INFO L258 CegarLoopResult]: At program point L168-3(lines 1 1007) the Hoare annotation is: false [2021-10-11 02:32:36,121 INFO L262 CegarLoopResult]: For program point L168-4(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:32:36,121 INFO L258 CegarLoopResult]: At program point L168-5(lines 1 1007) the Hoare annotation is: false [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829-1(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829-2(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829-3(lines 814 832) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829-4(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,122 INFO L258 CegarLoopResult]: At program point L829-5(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-6(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-7(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-8(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-9(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-10(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L829-11(lines 814 832) the Hoare annotation is: false [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L995(lines 990 998) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,123 INFO L258 CegarLoopResult]: At program point L765(lines 758 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2))) [2021-10-11 02:32:36,124 INFO L258 CegarLoopResult]: At program point L765-1(lines 758 768) the Hoare annotation is: false [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L258 CegarLoopResult]: At program point L765-2(lines 758 768) the Hoare annotation is: false [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699-1(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699-2(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699-3(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699-4(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L699-5(lines 699 707) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2021-10-11 02:32:36,124 INFO L262 CegarLoopResult]: For program point L172(lines 172 182) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L172-2(lines 172 182) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L172-4(lines 172 182) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:32:36,125 INFO L262 CegarLoopResult]: For program point L669(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-1(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-2(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-3(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-4(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-5(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-6(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-7(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,126 INFO L262 CegarLoopResult]: For program point L669-8(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L669-9(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L669-10(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L669-11(lines 669 686) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L868-3(lines 868 872) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L262 CegarLoopResult]: For program point L868-6(lines 868 872) no Hoare annotation was computed. [2021-10-11 02:32:36,127 INFO L258 CegarLoopResult]: At program point L637(lines 636 655) the Hoare annotation is: (let ((.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse1 .cse5 .cse6 .cse4))) [2021-10-11 02:32:36,128 INFO L262 CegarLoopResult]: For program point L637-1(lines 637 643) no Hoare annotation was computed. [2021-10-11 02:32:36,128 INFO L258 CegarLoopResult]: At program point L637-2(lines 636 655) the Hoare annotation is: false [2021-10-11 02:32:36,128 INFO L258 CegarLoopResult]: At program point L637-3(lines 636 655) the Hoare annotation is: false [2021-10-11 02:32:36,128 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,128 INFO L262 CegarLoopResult]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-10-11 02:32:36,128 INFO L258 CegarLoopResult]: At program point L605-2(lines 637 643) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse1 .cse5 .cse6 .cse3 .cse4))) [2021-10-11 02:32:36,128 INFO L265 CegarLoopResult]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-10-11 02:32:36,128 INFO L262 CegarLoopResult]: For program point L673(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-1(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-2(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-3(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-4(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-5(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-6(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-7(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-8(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-9(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-10(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L673-11(lines 673 681) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,129 INFO L262 CegarLoopResult]: For program point L1004-2(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905(lines 900 908) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2))) [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905-1(lines 900 908) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse4) (and .cse5 .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse4))) [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905-2(lines 900 908) the Hoare annotation is: false [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905-3(lines 900 908) the Hoare annotation is: false [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905-4(lines 900 908) the Hoare annotation is: false [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L905-5(lines 900 908) the Hoare annotation is: false [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L774(lines 769 777) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2 (= (_ bv0 32) ~pumpRunning~0) .cse3))) [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L774-1(lines 769 777) the Hoare annotation is: false [2021-10-11 02:32:36,130 INFO L258 CegarLoopResult]: At program point L774-2(lines 769 777) the Hoare annotation is: false [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L258 CegarLoopResult]: At program point L577-1(lines 577 583) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse3 .cse5 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse7 .cse6 .cse4) (and .cse1 .cse7 .cse5 .cse6 .cse4))) [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842-2(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842-3(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842-5(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L258 CegarLoopResult]: At program point L644(lines 644 650) the Hoare annotation is: (let ((.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse1 .cse2 .cse4 .cse3) (and .cse1 .cse5 .cse4 .cse3) (and .cse0 .cse1 .cse5 .cse3))) [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842-6(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,131 INFO L258 CegarLoopResult]: At program point L644-1(lines 644 650) the Hoare annotation is: false [2021-10-11 02:32:36,131 INFO L262 CegarLoopResult]: For program point L842-8(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L258 CegarLoopResult]: At program point L644-2(lines 644 650) the Hoare annotation is: false [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-9(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-11(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-12(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-14(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-15(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L842-17(lines 842 846) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L945(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L945-1(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,132 INFO L262 CegarLoopResult]: For program point L945-2(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-3(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-4(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-5(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-6(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-7(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-8(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-9(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L258 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: false [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-10(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L262 CegarLoopResult]: For program point L945-11(lines 945 951) no Hoare annotation was computed. [2021-10-11 02:32:36,133 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L262 CegarLoopResult]: For program point L880(lines 880 884) no Hoare annotation was computed. [2021-10-11 02:32:36,134 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848(lines 833 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848-1(lines 833 851) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848-2(lines 833 851) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848-3(lines 833 851) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848-4(lines 833 851) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L848-5(lines 833 851) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L157(lines 152 159) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,134 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:32:36,134 INFO L262 CegarLoopResult]: For program point L58-1(lines 637 643) no Hoare annotation was computed. [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L950(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,134 INFO L258 CegarLoopResult]: At program point L950-1(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-2(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-3(lines 941 954) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 (_ bv0 32)) .cse3) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3))) [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-4(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-5(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-6(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-7(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,135 INFO L258 CegarLoopResult]: At program point L950-8(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,136 INFO L258 CegarLoopResult]: At program point L950-9(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,136 INFO L258 CegarLoopResult]: At program point L950-10(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,136 INFO L262 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2021-10-11 02:32:36,136 INFO L258 CegarLoopResult]: At program point L950-11(lines 941 954) the Hoare annotation is: false [2021-10-11 02:32:36,136 INFO L258 CegarLoopResult]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse4) (and .cse1 .cse2 .cse6 .cse4) (and .cse1 .cse5 .cse6 .cse3 .cse4))) [2021-10-11 02:32:36,136 INFO L262 CegarLoopResult]: For program point L721(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:32:36,136 INFO L262 CegarLoopResult]: For program point L721-1(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:32:36,136 INFO L262 CegarLoopResult]: For program point L721-2(lines 721 738) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L258 CegarLoopResult]: At program point L987(lines 1 1007) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823-2(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823-5(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,137 INFO L262 CegarLoopResult]: For program point L823-8(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-9(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-11(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-12(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-14(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-15(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-17(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-18(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,138 INFO L262 CegarLoopResult]: For program point L823-20(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-21(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-23(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-24(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-26(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-27(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-29(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-30(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-32(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,139 INFO L262 CegarLoopResult]: For program point L823-33(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L725-1(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L823-35(lines 823 827) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L892(lines 892 896) no Hoare annotation was computed. [2021-10-11 02:32:36,140 INFO L262 CegarLoopResult]: For program point L695(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L695-1(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L695-2(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L695-3(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L695-4(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L695-5(lines 695 712) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L262 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-10-11 02:32:36,141 INFO L265 CegarLoopResult]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-10-11 02:32:36,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:36 BoogieIcfgContainer [2021-10-11 02:32:36,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:36,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:36,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:36,188 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:36,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:20" (3/4) ... [2021-10-11 02:32:36,191 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:32:36,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:32:36,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:32:36,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:32:36,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:32:36,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:32:36,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:36,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:36,274 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,275 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,281 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,282 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,294 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:36,294 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:36,295 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:36,425 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdb10fed-583d-48f7-a028-4ea27eee0f7a/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:32:36,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:36,426 INFO L168 Benchmark]: Toolchain (without parser) took 19935.11 ms. Allocated memory was 62.9 MB in the beginning and 125.8 MB in the end (delta: 62.9 MB). Free memory was 42.1 MB in the beginning and 98.6 MB in the end (delta: -56.6 MB). Peak memory consumption was 77.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,427 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:36,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.39 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 26.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.85 ms. Allocated memory is still 62.9 MB. Free memory was 26.8 MB in the beginning and 42.1 MB in the end (delta: -15.3 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,428 INFO L168 Benchmark]: Boogie Preprocessor took 118.59 ms. Allocated memory is still 62.9 MB. Free memory was 42.1 MB in the beginning and 38.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,428 INFO L168 Benchmark]: RCFGBuilder took 2841.80 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 38.6 MB in the beginning and 48.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,429 INFO L168 Benchmark]: TraceAbstraction took 15850.52 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 48.2 MB in the beginning and 42.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 61.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,429 INFO L168 Benchmark]: Witness Printer took 237.78 ms. Allocated memory is still 125.8 MB. Free memory was 42.1 MB in the beginning and 98.6 MB in the end (delta: -56.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:36,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 793.39 ms. Allocated memory is still 62.9 MB. Free memory was 41.8 MB in the beginning and 26.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.85 ms. Allocated memory is still 62.9 MB. Free memory was 26.8 MB in the beginning and 42.1 MB in the end (delta: -15.3 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.59 ms. Allocated memory is still 62.9 MB. Free memory was 42.1 MB in the beginning and 38.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2841.80 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 38.6 MB in the beginning and 48.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15850.52 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 48.2 MB in the beginning and 42.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 61.6 MB. Max. memory is 16.1 GB. * Witness Printer took 237.78 ms. Allocated memory is still 125.8 MB. Free memory was 42.1 MB in the beginning and 98.6 MB in the end (delta: -56.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && 0bv32 == tmp) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1483 SDtfs, 1430 SDslu, 1887 SDs, 0 SdLazy, 269 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 429 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 647 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 254 NumberOfFragments, 1010 HoareAnnotationTreeSize, 68 FomulaSimplifications, 107339 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 30320 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 403 ConstructedInterpolants, 0 QuantifiedInterpolants, 34165 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2596 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 42/42 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...